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Here are the technical service bulletins we have for the 2020 CHEVROLET SILVERADO 1500. If you have any questions, do not hesitate to Contact Us:
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20190625
350000 EQUIPMENT
This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 080000 FUEL SYSTEM, DIESEL
20190626
080000 FUEL SYSTEM, DIESEL
This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20190626
070000 FUEL SYSTEM, GASOLINE
This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20190626
356000 EQUIPMENT ADAPTIVE
This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with conductive finish.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20190626
110000 ELECTRICAL SYSTEM
This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with conductive finish.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20190624
070000 FUEL SYSTEM, GASOLINE
This Bulletin provides information to correct a customer concern of a siren or whine noise from the in-tank fuel pump at temperatures below -6C or 20F, accompanied by start and stall, no start, loss of power and MIL illuminated. Technicians
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20190611
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This bulletin explains the labor operation numbers used for submitting warranty claims for module reprogramming and not when replacing a module.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20190611
110000 ELECTRICAL SYSTEM
This bulletin explains the labor operation numbers used for submitting warranty claims for module reprogramming and not when replacing a module.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20190626
356000 EQUIPMENT ADAPTIVE
The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20190626
350000 EQUIPMENT
The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20190625
356000 EQUIPMENT ADAPTIVE
This informational bulletin advises about the possible issues that may occur when using a scotch brite pad or highly abrasive disk on gasket sealing surfaces or reused parts.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20190625
350000 EQUIPMENT
This informational bulletin advises about the possible issues that may occur when using a scotch brite pad or highly abrasive disk on gasket sealing surfaces or reused parts.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20190819
350000 EQUIPMENT
This bulleting provides Wiring, Terminal and Connector Repair Information including how to determine the Service Part Number in eSI and how to locate the part(s) in the EPC.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 130000 VISIBILITY
20190815
130000 VISIBILITY
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to gathering information for the power outside folding mirror with the conditio
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20190726
350000 EQUIPMENT
This informational bulletin provides process information for the (GWM) and (WPC) parts return program.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20190905
060000 ENGINE AND ENGINE COOLING
This Preliminary Information communication advises the technician with a tip when the vehicle stops running after it has been idling for 2.5 hours. This is normal operation of the vehicle built with regular production code BTM and without R
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20190905
060000 ENGINE AND ENGINE COOLING
The Preliminary Information communication advises the technician that the Product Quality Center has a part exchange for 3.0 LM2 engine. The dealer technician is advised to call the GM Product Quality Center for further assistance.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20190823
350000 EQUIPMENT
This warranty administration bulletin provides policy information, proper labor operation selection and causal part identification for warranty transactions (U.S. Only).
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20190820
353000 EQUIPMENT:ELECTRICAL
This informational bulletin provides information on Loss of Phone Pairing or Favorites, Last Setting of Volume, Station, App, and Audio Settings Change When Vehicle Shuts Down in Demo Mode and that this is considered a normal characteristic
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20190813
060000 ENGINE AND ENGINE COOLING
This informational bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20190821
060000 ENGINE AND ENGINE COOLING
This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20190910
110000 ELECTRICAL SYSTEM
This Preliminary information communicates to the dealer that a customer may comment that the MIL light is illuminated. The technician may find P1098 and/or P26BB set current or history. That this may be caused by a software anomaly, and th
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20190924
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates A vehicle may have a tick noise from the engine cold, initial start in the morning. A lifter may not have sufficient amount of oil during cold start operation (not pumped up). As information comes
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20190930
060000 ENGINE AND ENGINE COOLING
The Preliminary Information communication advises the technician that the Product Quality Center has a part exchange for 3.0 LM2 engine. The dealer technician is advised to call the GM Product Quality Center for further assistance
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20190930
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates an issue with the engine wiring harness shorting at the left front cylinder head causing any of the following issues: - IPC gauges sweeping while driving - Several IPC warning messages and MIL
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20190823
110000 ELECTRICAL SYSTEM
This preliminary information bulletin provides information om Service Programming System (SPS) Error Codes E4398, E4399, E4403, M4404, M4413, E4414, E4423, E4491 or E6961).
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 061200 ENGINE AND ENGINE COOLING:ENGINE:DIESEL
20190828
061200 ENGINE AND ENGINE COOLING:ENGINE:DIESEL
This New Engine Features Bulletin provides General Information to help the Service Personnel become familiar with the Duramax Diesel 3.0L - RPO LM2.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20190827
060000 ENGINE AND ENGINE COOLING
The informational bulletin explains the normal noises that are emitted from the engine once the engine is turned off.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 200000 WHEELS
20190918
200000 WHEELS
This Preliminary information communicates to the dealer technician that some customers may comment the rear wheels locked up at low speeds after a hot soak. Technicians may find DTC's P2724, P2727 or P2729 set. Technician's are advised to r
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20190830
060000 ENGINE AND ENGINE COOLING
The Preliminary Information communication advises the technician that the Product Quality Center has a part exchange for 3.0 LM2 engine. The dealer technician is advised to call the GM Product Quality Center for further assistance
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20190814
060000 ENGINE (PWS)
The Preliminary Information communication advises the technician that the Product Quality Center has a part exchange for 3.0 LM2 engine. The dealer technician is advised to call the GM Product Quality Center for further assistance
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20190814
350000 EQUIPMENT
The Preliminary Information communication advises the technician that the Product Quality Center has a part exchange for 3.0 LM2 engine. The dealer technician is advised to call the GM Product Quality Center for further assistance
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20190821
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates to the dealer technician the coolant control valve is on restriction.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 080000 FUEL SYSTEM, DIESEL
20190823
080000 FUEL SYSTEM, DIESEL
This preliminary information communicates the part restriction for the diesel engine fuel system components
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 080000 FUEL SYSTEM, DIESEL
20190826
080000 FUEL SYSTEM, DIESEL
This Preliminary information communicates the part restriction for the diesel engine air delivery and exhaust system components
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 061200 ENGINE AND ENGINE COOLING:ENGINE:DIESEL
20190827
061200 ENGINE AND ENGINE COOLING:ENGINE:DIESEL
This preliminary information communicates the part restriction for the diesel turbocharger and EGR components
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 010000 STEERING
20190805
010000 STEERING
This technical bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear due to seeing grease or sealant on certain locations on the gear.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20190904
110000 ELECTRICAL SYSTEM
This Preliminary information communicates advises the technician that the ECM part number will be placed on a parts restriction through the General Motors Technical Assistance Center. Dealer will need to contact General Motors Technical Ass
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 010000 STEERING
20190904
010000 STEERING
This Preliminary Information communication provides information to the technician with additional information on the functionality of Lane Keep Assist. Starting with 2016 model year Lane Keep Assist Regular Production Option Code (UHX) repl
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 063200 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE
20190826
063200 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE
This informational bulletin provides a procedure on how to perform a quick test to check if the DPF is the cause of excessive soot from the tailpipe.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20190815
060000 ENGINE AND ENGINE COOLING
This informational bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20191002
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA) (US dealers only).
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200214
060000 ENGINE (PWS)
This technical bulletin provides a service procedure to correct a condition of Ticking Noise from the Engine.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20200214
350000 EQUIPMENT
This technical bulletin provides a service procedure to correct a condition of Ticking Noise from the Engine.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 100000 POWER TRAIN
20191014
100000 POWER TRAIN
This Bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retentio
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 100000 POWER TRAIN
20191008
100000 POWER TRAIN
This informational bulletin explains possible normal condition of a flare from 1st to 2nd, even if the trans had been repaired for the flare and its still noticed.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20191001
060000 ENGINE AND ENGINE COOLING
This bulletin provides information on common diesel engine tick noises and how they are considered part of normal operation and no parts should be replaced for these normal operating conditions.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20191014
060000 ENGINE AND ENGINE COOLING
This technical bulletin provides a procedure to flush the cooler lines to validate if there is excessive debris in the fuel system caused by a failed part.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20191009
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This informational bulletin provides information on key code security and information on GM key code look up applications.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20200228
356000 EQUIPMENT ADAPTIVE
This informational bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20200228
350000 EQUIPMENT
This informational bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 162000 STRUCTURE:BODY
20200228
162000 STRUCTURE:BODY
This informational bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20190913
060000 ENGINE AND ENGINE COOLING
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to oil leaking from the oil pan.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 100000 POWER TRAIN
20190920
100000 POWER TRAIN
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to 8 speed transmission shift quality.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 080000 FUEL SYSTEM, DIESEL
20191017
080000 FUEL SYSTEM, DIESEL
This informational bulletin explains how to identify possible DEF contamination.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20191016
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This informational bulletin provides information for dealers how to submit a product information report (PIR) (Canada Only).
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 161000 STRUCTURE:FRAME AND MEMBERS
20191120
161000 STRUCTURE:FRAME AND MEMBERS
This technical bulletin provides repair information to correct a customer concern of the pickup box being out of alignment.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20191017
110000 ELECTRICAL SYSTEM
This Preliminary Information provides information to the technician about a additional diagnostic tip for a check engine lamp for DTC p3055 and P3056 and the start/Stop being inoperative.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 080000 FUEL SYSTEM, DIESEL
20200221
080000 FUEL SYSTEM, DIESEL
This Preliminary information communicates the part restriction for the diesel engine air delivery and exhaust system components
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200226
110000 ELECTRICAL SYSTEM
This Preliminary information communicates repair information on Service Brake System, Reduced Engine Power, and Speed Limited messages on the DIC. Along with these messages, a SES MIL will be on and the brake pedal may feel hard. When che
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200226
060000 ENGINE (PWS)
This preliminary information communicates the part restriction for the diesel turbocharger and EGR components. Updated to provide instruction on gathering additional data.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 080000 FUEL SYSTEM, DIESEL
20200226
080000 FUEL SYSTEM, DIESEL
This preliminary information communicates the part restriction for the diesel turbocharger and EGR components. Updated to provide instruction on gathering additional data.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200228
060000 ENGINE (PWS)
This Preliminary information communicates an issue with poor heater performance and advises dealerships to inspect the heater core inlet and outlet hoses for being twisted or kinked.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 138120 VISIBILITY:DEFROSTER/DEFOGGER SYSTEM:WINDSHIELD:HEATER CORE
20200228
138120 VISIBILITY:DEFROSTER/DEFOGGER SYSTEM:WINDSHIELD:HEATER CORE
This Preliminary information communicates an issue with poor heater performance and advises dealerships to inspect the heater core inlet and outlet hoses for being twisted or kinked.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20191017
060000 ENGINE AND ENGINE COOLING
This Preliminary Information communication provides information to the technician that some vehicle may have an ?Exhaust Fluid Quality Poor? on the Driver Information Center or a diesel exhaust fluid warning lamp on or other exhaust fluid q
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20191002
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This informational bulletin provides information on comebacks prevention information and using customer concern verification sheets (CCVS).
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20200121
350000 EQUIPMENT
This Warranty Administration bulletin provides information on customer vehicles concern results in a manufacturer repurchase from the customer, GM depends on the dealership to host and administer the repurchase closing and intake of the ret
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 010000 STEERING
20200129
010000 STEERING
This technical bulletin provides repair information to correct a customer concern of Intermittent "Service Steering Column Lock" message displayed with U0155 Set.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20200113
350000 EQUIPMENT
This bulletin provides information regarding Part Restriction and Ordering Process Information for OnStar® Vehicle Communication Interface Modules (VCIM) (GMNA Only).
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200113
110000 ELECTRICAL SYSTEM
This bulletin provides information regarding Part Restriction and Ordering Process Information for OnStar® Vehicle Communication Interface Modules (VCIM) (GMNA Only).
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 118000 ELECTRICAL SYSTEM: SOFTWARE
20191023
118000 ELECTRICAL SYSTEM: SOFTWARE
This Preliminary information communicates A vehicle with a customer concern of a SES P0128, Engineering is aware of the concern and working on the a repair. At this time clear the codes and do not replace the thermostat for this concern. T
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
20191014
063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
This informational bulletin provides information on Clean Exhaust Filter See Owners Manual Now or Cleaning Exhaust Filter Keep Driving Until Message is Cleared messages Displayed on DIC, DTC P2463 May Be Set.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20191030
350000 EQUIPMENT
This informational bulletin provides technicians and dealership personnel with spray-in bed liner general information and repair procedures.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20190918
350000 EQUIPMENT
This warranty administration bulletin provides information regarding the field action courtesy transportation policy.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 181000 VEHICLE SPEED CONTROL:ACCELERATOR PEDAL
20191025
181000 VEHICLE SPEED CONTROL:ACCELERATOR PEDAL
This Preliminary Information communication provides information to the technician about vehicles that have a detent / click with a feel of increased resistance when the accelerator pedal is about ¾ of the way. The new accelerator pedal desi
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 353600 EQUIPMENT:AIR CONDITIONER
20191028
353600 EQUIPMENT:AIR CONDITIONER
This Preliminary information communicates A vehicle may come into the dealer with a rough idle, lean running concern and/or air leak noise from the PCV system. Upon inspection the technician may find the SES lamp is illuminated and/or DTC?s
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20191029
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates to the dealer technician the coolant control valve is on restriction.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 061120 ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO-CHARGER
20191029
061120 ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO-CHARGER
This preliminary information communicates the part restriction for the diesel turbocharger and EGR components. Updated to provide instruction on gathering additional data.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20200127
350000 EQUIPMENT
This informational bulletin provides retail, wholesale and fleet personnel with General Motors recommendations for customer concerns related to wheel alignment.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 200000 WHEELS
20200127
200000 WHEELS
This informational bulletin provides retail, wholesale and fleet personnel with General Motors recommendations for customer concerns related to wheel alignment.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20191009
060000 ENGINE AND ENGINE COOLING
This informational bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20200204
350000 EQUIPMENT
This Preliminary information communicates to the dealer technician that the 10L60, 10L80 and the 10L90 transmissions have been place on a part restriction. Dealers are to contact the Product Quality Center before replacing the transmission
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 100000 POWER TRAIN
20200204
100000 POWER TRAIN
This Preliminary information communicates to the dealer technician that the 10L60, 10L80 and the 10L90 transmissions have been place on a part restriction. Dealers are to contact the Product Quality Center before replacing the transmission
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
20200204
353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
This Preliminary Information communication advises the technician that the Radio or Tuner, radio controls, Integrated Center Stack, HUD's, IPC's, and radio displays are placed on restriction through the General Motors Technical Assistance C
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
20200204
353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
This Preliminary Information communication advises the technician that the Radio or Tuner, radio controls, Integrated Center Stack, HUD's, IPC's, and radio displays are placed on restriction through the General Motors Technical Assistance C
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20200204
353000 EQUIPMENT:ELECTRICAL
This Preliminary Information communication advises the technician that the Radio or Tuner, radio controls, Integrated Center Stack, HUD's, IPC's, and radio displays are placed on restriction through the General Motors Technical Assistance C
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 274200 LANE DEPARTURE: LANE KEEP: STEERING ASSIST
20200206
274200 LANE DEPARTURE: LANE KEEP: STEERING ASSIST
This Preliminary Information communication provides information to the technician about vehicles that have Lane Keep Assist inoperative with the lane keep assist switch LED is always on and the lane keep assist Icon is not illuminated on th
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200206
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician about vehicles that have Lane Keep Assist inoperative with the lane keep assist switch LED is always on and the lane keep assist Icon is not illuminated on th
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20191010
353000 EQUIPMENT:ELECTRICAL
This informational bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200205
110000 ELECTRICAL SYSTEM
This Preliminary information communicates an issues with a SES MIL and DTC P1005 and to replace the fuel pump driver control module with an updated part number.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20200205
070000 FUEL SYSTEM, GASOLINE
This Preliminary information communicates an issues with a SES MIL and DTC P1005 and to replace the fuel pump driver control module with an updated part number.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 160000 STRUCTURE
20200217
160000 STRUCTURE
This technical bulletin provides repair information to correct a customer concern of water found in rear interior of cab due to water leak at rear sliding window.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 020000 SUSPENSION
20200206
020000 SUSPENSION
Customer Satisfaction Program - Certain vehicles, equipped with the 6-speed automatic transmission, may have a condition in which there is a slight deformation in the stator shaft. Drivers may experience vibration and a decrease in shift
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 140000 AIR BAGS
20200213
140000 AIR BAGS
Service Update - Certain vehicles may have a condition where the check engine or the reduced power mode light may come on during start-up or while driving. Reprogram the engine control module and the reductant control module.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200213
110000 ELECTRICAL SYSTEM
Service Update - Certain vehicles may have a condition where the check engine or the reduced power mode light may come on during start-up or while driving. Reprogram the engine control module and the reductant control module.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 100000 POWER TRAIN
20200213
100000 POWER TRAIN
Service Update - Certain vehicles may have a condition where the check engine or the reduced power mode light may come on during start-up or while driving. Reprogram the engine control module and the reductant control module.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 030000 BRAKES (PWS)
20200221
030000 BRAKES (PWS)
Customer Satisfaction Program - The brake system control module software in these vehicles may contain an error. If (i) the vehicle is started remotely using the MyChevrolet, MyGMC, or MyCadillac mobile app or (ii) the driver enters the v
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200221
110000 ELECTRICAL SYSTEM
Customer Satisfaction Program - The brake system control module software in these vehicles may contain an error. If (i) the vehicle is started remotely using the MyChevrolet, MyGMC, or MyCadillac mobile app or (ii) the driver enters the v
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 130000 VISIBILITY
20191011
130000 VISIBILITY
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to gathering information for the power outside folding mirror with the conditio
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20191007
110000 ELECTRICAL SYSTEM
This technical provides a procedure to locate, disconnect and re-connect the TCM electrical connector if found the cause of the customers concerns.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 030000 BRAKES (PWS)
20200106
030000 BRAKES (PWS)
This Preliminary information communicates repair information on Service Brake System, Reduced Engine Power, and Speed Limited messages on the DIC. Along with these messages, a SES MIL will be on and the brake pedal may feel hard. When che
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200106
110000 ELECTRICAL SYSTEM
This Preliminary information communicates repair information on Service Brake System, Reduced Engine Power, and Speed Limited messages on the DIC. Along with these messages, a SES MIL will be on and the brake pedal may feel hard. When che
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200107
110000 ELECTRICAL SYSTEM
This Preliminary information communicates to the technician to reprogram the engine control module and, if necessary, diagnose and repair P24B0.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20200107
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates to the technician to reprogram the engine control module and, if necessary, diagnose and repair P24B0.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200226
060000 ENGINE (PWS)
This informational bulletin explains the difference in AFM and DFM engines and what is and is not activated during this occurrence.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 080000 FUEL SYSTEM, DIESEL
20200226
080000 FUEL SYSTEM, DIESEL
This informational bulletin explains the difference in AFM and DFM engines and what is and is not activated during this occurrence.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
20200220
063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
This technical bulletin provides a procedure to program the ECM and/or replace the exhaust particulate sensor to correct the DTC that set after the service update has been previously performed.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20200226
356000 EQUIPMENT ADAPTIVE
This technical bulletin provides repair information to correct a customer concern of the pickup box power endgate may not open on initial press, or may not open at all.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 173100 LATCHES/LOCKS/LINKAGES:TAILGATE:LATCH
20200226
173100 LATCHES/LOCKS/LINKAGES:TAILGATE:LATCH
This technical bulletin provides repair information to correct a customer concern of the pickup box power endgate may not open on initial press, or may not open at all.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20200228
350000 EQUIPMENT
This technical bulletin provides repair information to correct a customer concern of endgate will not auto open or auto close after accessory tonneau cover installation, and/or poor fit of tonneau cover to endgate.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 140000 AIR BAGS
20200103
140000 AIR BAGS
Service Update - Certain vehicles may have a condition where the check engine or the reduced power mode light may come on during start up or while driving. Reprogram the engine control module and the reductant control module.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200103
110000 ELECTRICAL SYSTEM
Service Update - Certain vehicles may have a condition where the check engine or the reduced power mode light may come on during start up or while driving. Reprogram the engine control module and the reductant control module.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 100000 POWER TRAIN
20200103
100000 POWER TRAIN
Service Update - Certain vehicles may have a condition where the check engine or the reduced power mode light may come on during start up or while driving. Reprogram the engine control module and the reductant control module.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200214
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This warranty administration bulletin provide policy information to cover GMs policy on performing GM covered vehicle services and maintenance on vehicles originating/sold in Canada.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 100000 POWER TRAIN
20200225
100000 POWER TRAIN
This technical bulletin provides a procedure to replace the transmission shifter control if found the cause of the condition.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 220000 SEATS
20200107
220000 SEATS
Customer Satisfaction Program - certain vehicles may have a condition in which both front seats cooling ventilation feature is inoperative. The cooling switch will not activate the seat fans. Dealers are to add 3 circuits to the body har
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 160000 STRUCTURE
20200107
160000 STRUCTURE
Customer Satisfaction Program - certain vehicles may have a condition in which both front seats cooling ventilation feature is inoperative. The cooling switch will not activate the seat fans. Dealers are to add 3 circuits to the body har
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200107
110000 ELECTRICAL SYSTEM
Customer Satisfaction Program - certain vehicles may have a condition in which both front seats cooling ventilation feature is inoperative. The cooling switch will not activate the seat fans. Dealers are to add 3 circuits to the body har
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200207
060000 ENGINE (PWS)
This Bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20200207
350000 EQUIPMENT
This Bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200117
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA) (US dealers only).
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 161000 STRUCTURE:FRAME AND MEMBERS
20200108
161000 STRUCTURE:FRAME AND MEMBERS
This technical bulletin provides repair information to correct a customer concern of water found in rear interior of cab due to water leak at rear sliding window.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 132000 VISIBILITY:GLASS, SIDE/REAR
20200108
132000 VISIBILITY:GLASS, SIDE/REAR
This technical bulletin provides repair information to correct a customer concern of water found in rear interior of cab due to water leak at rear sliding window.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 341000 COMMUNICATIONS:HORN ASSEMBLY
20200106
341000 COMMUNICATIONS:HORN ASSEMBLY
This technical bulletin provides repair information to correct a customer concern of Intermittent or Continuous Horn Blowing, Horn Activation Sensitive to the Touch.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200128
060000 ENGINE (PWS)
This diagnostic tip provides a procedure to aid in performing a diagnostic test to verify if the camshaft alignment pin has been sheared away to correct a crank/No Start condition.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20191001
110000 ELECTRICAL SYSTEM
This Preliminary information communicates the potential for DTCs P2C7A and/or P14D9 to set, the current procedure to clear them and that an ECM calibration is being developed.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 100000 POWER TRAIN
20191002
100000 POWER TRAIN
This Preliminary information communicates to the dealer technician that the 10L60, 10L80 and the 10L90 transmissions have been place on a part restriction. Dealers are to contact the Product Quality Center before replacing the transmission
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 063100 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL
20200123
063100 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL
This informational bulletin provides information to dealership personnel for new vehicles with less than 1,000 miles that may not pass California smog inspection or smog inspection in other states.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 160000 STRUCTURE
20191210
160000 STRUCTURE
This technical bulletin provides repair information to correct a customer concern of water found in rear interior of cab due to water leak at rear sliding window.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20200129
350000 EQUIPMENT
This informational bulletin provides information on GM Accessories ? Dealer-Installed, Repaired or Replaced During Warranty Coverage Period.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200128
060000 ENGINE (PWS)
This engineering informational bulletin is requesting information for checking for DTCs and the voltage (relative to a ground) on BOTH sides of the 400A starter fuse in the Battery Distribution Engine Compartment Fuse Block.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200128
110000 ELECTRICAL SYSTEM
This engineering informational bulletin is requesting information for checking for DTCs and the voltage (relative to a ground) on BOTH sides of the 400A starter fuse in the Battery Distribution Engine Compartment Fuse Block.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20200117
350000 EQUIPMENT
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to 8 speed transmission shift quality.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 100000 POWER TRAIN
20200117
100000 POWER TRAIN
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to 8 speed transmission shift quality.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200127
060000 ENGINE (PWS)
This engineering informational bulletin is requesting information from the field on no crank / no start issue resulting in a starter replacement due to the solenoid overheating.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200127
110000 ELECTRICAL SYSTEM
This engineering informational bulletin is requesting information from the field on no crank / no start issue resulting in a starter replacement due to the solenoid overheating.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20200214
356000 EQUIPMENT ADAPTIVE
This Warranty Administration bulletin provides information on Essential Tools that include Consumable Parts (U.S. Only).
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200214
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This Warranty Administration bulletin provides information on Essential Tools that include Consumable Parts (U.S. Only).
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 133000 VISIBILITY:POWER WINDOW DEVICES AND CONTROLS
20200131
133000 VISIBILITY:POWER WINDOW DEVICES AND CONTROLS
This SKU is a Power Window Regulator and Motor Assembly. The customer communication requested return of unsold inventory to inspect the software. The software may be too sensitive to the position of a locating magnet in the assembly causi
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200131
110000 ELECTRICAL SYSTEM
This SKU is a Power Window Regulator and Motor Assembly. The customer communication requested return of unsold inventory to inspect the software. The software may be too sensitive to the position of a locating magnet in the assembly causi
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 133000 VISIBILITY:POWER WINDOW DEVICES AND CONTROLS
20200131
133000 VISIBILITY:POWER WINDOW DEVICES AND CONTROLS
This SKU is a Power Window Regulator and Motor Assembly. The customer communication requested return of unsold inventory to inspect the software. The software may be too sensitive to the position of a locating magnet in the assembly causi
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200131
110000 ELECTRICAL SYSTEM
This SKU is a Power Window Regulator and Motor Assembly. The customer communication requested return of unsold inventory to inspect the software. The software may be too sensitive to the position of a locating magnet in the assembly causi
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20200214
350000 EQUIPMENT
This informational bulletin provides information on Wheel Alignment Specifications, Requirements and Recommendations for GM Vehicles.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 200000 WHEELS
20200214
200000 WHEELS
This informational bulletin provides information on Wheel Alignment Specifications, Requirements and Recommendations for GM Vehicles.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200226
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This warranty administration bulletin provides information on the tires supplied with a new vehicle are covered by General Motors against defects in material or workmanship under the Bumper-to-Bumper New Vehicle Limited Warranty.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 190000 TIRES
20200226
190000 TIRES
This warranty administration bulletin provides information on the tires supplied with a new vehicle are covered by General Motors against defects in material or workmanship under the Bumper-to-Bumper New Vehicle Limited Warranty.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20200217
350000 EQUIPMENT
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to a vibration and/or banging noise heard from under the vehicle.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 020000 SUSPENSION
20200217
020000 SUSPENSION
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to a vibration and/or banging noise heard from under the vehicle.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200213
110000 ELECTRICAL SYSTEM
This engineering information (EI) is requesting information from the field to perform the check list provided and contact the engineer in regards to Instrument Panel Cluster (IPC) Gages at Zero, Multiple Warning Lights On, No Chimes and/or
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200211
060000 ENGINE (PWS)
This engineering information (EI) bulletin is requesting information from the field on vehicles experiencing reduced engine power. GM Engineering needs to gather information to root cause the customer concern and develop a field fix.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20200102
356000 EQUIPMENT ADAPTIVE
This informational bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20200102
350000 EQUIPMENT
This informational bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 073000 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM
20200102
073000 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM
This informational bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20191104
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates A vehicle may come into the dealer with a rough idle, lean running concern and/or air leak noise from the PCV system. Upon inspection the technician may find the SES lamp is illuminated and/or DTC?s
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200228
060000 ENGINE (PWS)
This informational bulletin explains Unscheduled Supplemental Services (including Flushing Services and Additives) and the Proper use of GM Simplified Maintenance Schedules.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20200228
356000 EQUIPMENT ADAPTIVE
This informational bulletin explains Unscheduled Supplemental Services (including Flushing Services and Additives) and the Proper use of GM Simplified Maintenance Schedules.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20200228
350000 EQUIPMENT
This informational bulletin explains Unscheduled Supplemental Services (including Flushing Services and Additives) and the Proper use of GM Simplified Maintenance Schedules.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH
20200122
171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH
This informational bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 162300 STRUCTURE:BODY:DOOR
20200122
162300 STRUCTURE:BODY:DOOR
This informational bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200227
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This bulletin provides information on Warranty Administration ? Required Operating Procedures - 8 Points (U.S. Only).
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20191202
110000 ELECTRICAL SYSTEM
This engineering information bulletin is requesting information from the field on no crank / no start issue resulting in a starter replacement due to the solenoid overheating.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20191125
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This informational bulletin provides information for dealers/technicians on Use of Dealer Case Management (DCM) and Being Prepared for Contacting U.S. Technical Assistance (TAC).
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20191125
350000 EQUIPMENT
This informational bulletin provides information for dealers/technicians on Use of Dealer Case Management (DCM) and Being Prepared for Contacting U.S. Technical Assistance (TAC).
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 100000 POWER TRAIN
20191029
100000 POWER TRAIN
This informational bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal operations.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20191025
110000 ELECTRICAL SYSTEM
This engineering informational bulletin is requesting information for checking for DTCs and the voltage (relative to a ground) on BOTH sides of the 400A starter fuse in the Battery Distribution Engine Compartment Fuse Block.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20191126
356000 EQUIPMENT ADAPTIVE
This informational bulletin provides information on key code security rules and information on GM keycode look-up applications.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20191126
350000 EQUIPMENT
This informational bulletin provides information on key code security rules and information on GM keycode look-up applications.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20191112
060000 ENGINE (PWS)
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to oil leaking from the oil pan.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20191112
356000 EQUIPMENT ADAPTIVE
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to oil leaking from the oil pan.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20191107
060000 ENGINE (PWS)
This engineering informational bulletin is requesting information on vehicles with the Service Engine Soon (SES) lamp being illuminated and DTC P1467 set.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20191107
110000 ELECTRICAL SYSTEM
This engineering informational bulletin is requesting information on vehicles with the Service Engine Soon (SES) lamp being illuminated and DTC P1467 set.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 980000 UNKNOWN OR OTHER
20191125
980000 UNKNOWN OR OTHER
This engineering informational bulletin is requesting information on vehicles with the Service Engine Soon (SES) lamp being illuminated and DTC P1467 set.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20191120
110000 ELECTRICAL SYSTEM
This engineering information (EI) bulletin is requesting information from the field on conditions of Service Engine Soon (SES) Lamp Illuminated, DTCs B2B0D and/or B2B0E Central Gateway Module Codes Unable to Communicate with HSLAN or LSLAN.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20191115
110000 ELECTRICAL SYSTEM
This engineering informational bulletin is requesting information a issue that is caused by wire damage or an incorrect wire routing issue that results in a repair.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20191120
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This informational bulletin explains a normal condition for sludge to form in the oil cap when equipped with DEF system.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20191121
356000 EQUIPMENT ADAPTIVE
This technical bulletin provides repair information to correct a customer concern of Phone Ringer Volume Turned Down or Too Quiet.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20191121
350000 EQUIPMENT
This technical bulletin provides repair information to correct a customer concern of Phone Ringer Volume Turned Down or Too Quiet.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20191112
356000 EQUIPMENT ADAPTIVE
This technical bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel B
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20191112
350000 EQUIPMENT
This technical bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel B
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 200000 WHEELS
20191112
200000 WHEELS
This technical bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel B
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 190000 TIRES
20191112
190000 TIRES
This technical bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel B
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 160000 STRUCTURE
20191202
160000 STRUCTURE
This Preliminary information communicates advises the technician that the ECM part number will be placed on a parts restriction through the General Motors Technical Assistance Center. Dealer will need to contact General Motors Technical Ass
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20191202
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates to the dealer technician the coolant control valve is no longer on restriction.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20191205
350000 EQUIPMENT
This Preliminary information communicates to the dealer technician to instruct the customer to use the block heater only at temperatures 0F and below. A calibration will become available at a later date.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20191209
070000 FUEL SYSTEM, GASOLINE
This Preliminary information communicates information that the EVAP purge pump may be filling with liquid fuel if the customer overfills the fuel tank by over 3 clicks of a normal filler nozzle.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20191212
060000 ENGINE (PWS)
This Preliminary information communicates to the technician to reprogram the engine control module and, if necessary, diagnose and repair P24B0.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20191212
110000 ELECTRICAL SYSTEM
This Preliminary information communicates to the technician to reprogram the engine control module and, if necessary, diagnose and repair P24B0.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20191210
350000 EQUIPMENT
This Technical bulletin provides a service procedure for dealers/technicians on installation of Radio Software Version U148 Over-the-Air Update.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200117
110000 ELECTRICAL SYSTEM
This Preliminary information communicates to the dealer that a customer may comment that the MIL light is illuminated. The technician may find P1098 and/or P26BB set current or history. That this may be caused by a software anomaly, and th
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20200117
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates the possibility of DTC P3075 being set current or history due to low coolant level or air trapped in cooling system.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 200000 WHEELS
20200117
200000 WHEELS
This Preliminary information communicates to the dealer technician that some customers may comment the rear wheels locked up at low speeds after a hot soak. Technicians may find DTC's P2724, P2727 or P2729 set. Technician's are advised to r
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200117
110000 ELECTRICAL SYSTEM
This Preliminary information communicates to the dealer technician that the part numbers for the internal wiring harnesses for the 8 speed RWD transmissions are not listed in the Electronic Parts Catalog. Technicians are to refer to the inf
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 100000 POWER TRAIN
20200117
100000 POWER TRAIN
This Preliminary information communicates to the dealer technician that the part numbers for the internal wiring harnesses for the 8 speed RWD transmissions are not listed in the Electronic Parts Catalog. Technicians are to refer to the inf
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 353600 EQUIPMENT:AIR CONDITIONER
20191217
353600 EQUIPMENT:AIR CONDITIONER
This Preliminary information communicates to the dealer technician to instruct the customer to use the block heater only at temperatures 0F and below. A calibration will become available at a later date.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 160000 STRUCTURE
20200124
160000 STRUCTURE
This Preliminary information communicates A vehicle may have a concern of a vibration or drone around 40 MPH and 1200 RPM under a light load. Debris in the tranmission mount. Inspect the transmission mount for debris. If debris is found, c
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 100000 POWER TRAIN
20200124
100000 POWER TRAIN
This Preliminary information communicates A vehicle may have a concern of a vibration or drone around 40 MPH and 1200 RPM under a light load. Debris in the tranmission mount. Inspect the transmission mount for debris. If debris is found, c
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200131
110000 ELECTRICAL SYSTEM
This Preliminary information communicates to the technician to reprogram the engine control module and, if necessary, diagnose and repair P24B0.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20200110
060000 ENGINE AND ENGINE COOLING
This preliminary information communicates the part restriction for the diesel turbocharger and EGR components. Updated to provide instruction on gathering additional data.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 270000 LANE DEPARTURE
20191119
270000 LANE DEPARTURE
This Preliminary Information communication provides information to the technician about vehicles that have Lane Keep Assist inoperative with the lane keep assist switch LED is always on and the lane keep assist Icon is not illuminated on th
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20191120
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates the part restriction for the diesel engine air delivery and exhaust system components
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
20200114
103000 POWER TRAIN:AUTOMATIC TRANSMISSION
This Preliminary information communicates to the dealer technician that the part numbers for the internal wiring harnesses for the 8 speed RWD transmissions are not listed in the Electronic Parts Catalog. Technicians are to refer to the inf
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 120000 LIGHTING (PWS)
20191112
120000 LIGHTING (PWS)
This informational bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Replacement Guidelines.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20191112
356000 EQUIPMENT ADAPTIVE
This informational bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Replacement Guidelines.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20191112
350000 EQUIPMENT
This informational bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Replacement Guidelines.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20191122
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates that some customers may comment that after an auto-stop event the engine does not restart and to inspect the engine ground strap.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20191212
350000 EQUIPMENT
This preliminary information bulletin provides information om Service Programming System (SPS) Error Codes (E4398, E4399, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491 or E6961).
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20191126
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates to the technician to reprogram the engine control module
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 118000 ELECTRICAL SYSTEM: SOFTWARE
20191126
118000 ELECTRICAL SYSTEM: SOFTWARE
This Preliminary information communicates to dealer technicians there is a software anomaly not allowing the air filter life to be reset.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20200414
356000 EQUIPMENT ADAPTIVE
This preliminary informational bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 162000 STRUCTURE:BODY
20200414
162000 STRUCTURE:BODY
This preliminary informational bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 100000 POWER TRAIN
20200305
100000 POWER TRAIN
This engineering information (EI) ends the need for information from the field regarding 8 speed transmission shift quality.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200326
110000 ELECTRICAL SYSTEM
This engineering information (EI) is requesting information from the field on conditions of Service Engine Soon (SES) Lamp Illuminated, DTCs B2B0D and/or B2B0E Central Gateway Module Codes Unable to Communicate with HSLAN or LSLAN. Eng is a
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
20200306
103000 POWER TRAIN:AUTOMATIC TRANSMISSION
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the transmission.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 251000 ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC)
20200414
251000 ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC)
This Preliminary Information communication provides information to the technician about vehicles that have an unwanted Stability Activation and/or a Service Stability message on the Driver Information Center. Technician may find a Diagnosti
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 030000 BRAKES (PWS)
20200416
030000 BRAKES (PWS)
This Preliminary information communicates an issue with a SES MIL and the Brake System Control Module setting false DTC's during shut down. GM Engineering released updated cals for the BSCM to repair the issue.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200416
110000 ELECTRICAL SYSTEM
This Preliminary information communicates an issue with a SES MIL and the Brake System Control Module setting false DTC's during shut down. GM Engineering released updated cals for the BSCM to repair the issue.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20200417
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates an issue with the engine wiring harness shorting on the ecm mounting bracket and provides repair instructions.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20200417
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates the possibility of dtc P12A6 with the possibility of a crank no start or extended crank concern.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20200420
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates the part restriction for the diesel engine air delivery and exhaust system components
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20200420
060000 ENGINE AND ENGINE COOLING
This preliminary information communicates the part restriction for the diesel turbocharger and EGR components. Updated to provide instruction on gathering additional data.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200429
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only).
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 190000 TIRES
20200429
190000 TIRES
This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only).
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20200421
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates The vehicle may have an SES lamp with any of the following DTC P06DA, P06DB, P06DC, P250A, P0300, P0340, P0341, P0335, P0336, P0641, P0011, P0010, P2088, P2089, and/or P2230. Possible crank no s
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200424
110000 ELECTRICAL SYSTEM
This Preliminary information communicates A vehicle may have a concern of running poor and stalling. No trouble codes may be set referencing this condition. Fuel trims around -20% may be observed on both banks. Engine oil level will be
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20200424
070000 FUEL SYSTEM, GASOLINE
This Preliminary information communicates A vehicle may have a concern of running poor and stalling. No trouble codes may be set referencing this condition. Fuel trims around -20% may be observed on both banks. Engine oil level will be
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 210000 TRAILER HITCHES
20200325
210000 TRAILER HITCHES
This engineering information (EI) is requesting information from technicians to perform the checklist provided and contact the engineer listed in regards to a Check Trailer Message on Drivers Information Center (DIC) and/or F74, F82 Fuses B
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20200427
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates the possibility of dtc P12A6 with the possibility of a crank no start or extended crank concern.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 200000 WHEELS
20200520
200000 WHEELS
Customer Satisfaction Program - Certain 2019-2020 model year Chevrolet Silverado and GMC Sierra vehicles, equipped with an 8-Speed Automatic Transmission, may have a condition where the rear wheels will lock up at low speeds. An intermitte
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200520
110000 ELECTRICAL SYSTEM
Customer Satisfaction Program - Certain 2019-2020 model year Chevrolet Silverado and GMC Sierra vehicles, equipped with an 8-Speed Automatic Transmission, may have a condition where the rear wheels will lock up at low speeds. An intermitte
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
20200520
103000 POWER TRAIN:AUTOMATIC TRANSMISSION
Customer Satisfaction Program - Certain 2019-2020 model year Chevrolet Silverado and GMC Sierra vehicles, equipped with an 8-Speed Automatic Transmission, may have a condition where the rear wheels will lock up at low speeds. An intermitte
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200527
060000 ENGINE (PWS)
Service Update - Certain vehicles equipped with a 2.7L turbo engine (RPO L3B), may have a condition where the engine wiring harness may have been wrapped and/or routed incorrectly, creating the potential for wear-through in several location
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 114000 ELECTRICAL SYSTEM:WIRING
20200527
114000 ELECTRICAL SYSTEM:WIRING
Service Update - Certain vehicles equipped with a 2.7L turbo engine (RPO L3B), may have a condition where the engine wiring harness may have been wrapped and/or routed incorrectly, creating the potential for wear-through in several location
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200430
110000 ELECTRICAL SYSTEM
This Preliminary information communicates diagnostic tips when trying to root cause a SES MIL with DTC's B2B0D and B2B0E. Main cause is aftermarket electrical devices spliced into the ignition main fuses.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20200428
356000 EQUIPMENT ADAPTIVE
This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20200428
350000 EQUIPMENT
This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20200403
356000 EQUIPMENT ADAPTIVE
This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20200403
350000 EQUIPMENT
This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200520
110000 ELECTRICAL SYSTEM
This informational bulletin provides information for the IPC odometer programming method quick reference guide.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200527
060000 ENGINE (PWS)
This informational bulletin explains the normal noises an engine may make when the ambient temperature outside is cold or the vehicle has sat for a few hours.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200507
060000 ENGINE (PWS)
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to oil leaking from the oil pan.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200504
110000 ELECTRICAL SYSTEM
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the Malfunction Indicator Lamp (MIL) Illuminated and/or functional failures of the
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20200504
350000 EQUIPMENT
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to SD Code messages displayed on the Radio Screen and/or Instrument Cluster - Navigat
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200504
110000 ELECTRICAL SYSTEM
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to SD Code messages displayed on the Radio Screen and/or Instrument Cluster - Navigat
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200512
110000 ELECTRICAL SYSTEM
This engineering information (EI) is requesting information from technicians to perform the checklist provided and contact the engineer listed in regards to Shift to Park Message on Drivers Information Center (DIC) (ONLY On Push Button Igni
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200512
110000 ELECTRICAL SYSTEM
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to Shift to Park Message on Drivers Information Center (DIC) (ONLY On Push Button Ign
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200526
110000 ELECTRICAL SYSTEM
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to Shift to Park Message on Drivers Information Center (DIC) (ONLY On Push Button Ign
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200304
110000 ELECTRICAL SYSTEM
This Preliminary information communicates to the dealer technician that the part numbers for the internal wiring harnesses for the 8 speed RWD transmissions are not listed in the Electronic Parts Catalog. Technicians are to refer to the inf
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 100000 POWER TRAIN
20200304
100000 POWER TRAIN
This Preliminary information communicates to the dealer technician that the part numbers for the internal wiring harnesses for the 8 speed RWD transmissions are not listed in the Electronic Parts Catalog. Technicians are to refer to the inf
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200304
060000 ENGINE (PWS)
This preliminary information communicates the part restriction for the diesel turbocharger and EGR components. Updated to provide instruction on gathering additional data.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 030000 BRAKES (PWS)
20200304
030000 BRAKES (PWS)
This Preliminary information communicates an issue with a SES MIL and the Brake System Control Module setting false DTC's during shut down. GM Engineering is working on updated cals for the BSCM.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200304
110000 ELECTRICAL SYSTEM
This Preliminary information communicates an issue with a SES MIL and the Brake System Control Module setting false DTC's during shut down. GM Engineering is working on updated cals for the BSCM.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20200302
350000 EQUIPMENT
The Preliminary Information communication advises the technician that the Product Quality Center has a part exchange for 3.0 LM2 engine. The dealer technician is advised to call the GM Product Quality Center for further assistance
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 160000 STRUCTURE
20191127
160000 STRUCTURE
N192279350 - Service Update Bulletin. On certain vehicles, dealer installed accessory LED fog lamps were offered and sold to customers, but there was not a body control module calibration available at the time to enable the fog lamps to ope
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 122000 EXTERIOR LIGHTING:FOG LIGHTS
20191127
122000 EXTERIOR LIGHTING:FOG LIGHTS
N192279350 - Service Update Bulletin. On certain vehicles, dealer installed accessory LED fog lamps were offered and sold to customers, but there was not a body control module calibration available at the time to enable the fog lamps to ope
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20191127
110000 ELECTRICAL SYSTEM
N192279350 - Service Update Bulletin. On certain vehicles, dealer installed accessory LED fog lamps were offered and sold to customers, but there was not a body control module calibration available at the time to enable the fog lamps to ope
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 117000 DIGITAL INSTRUMENT PANEL
20200506
117000 DIGITAL INSTRUMENT PANEL
This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20200506
350000 EQUIPMENT
This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 030000 BRAKES (PWS)
20200521
030000 BRAKES (PWS)
This Preliminary information communicates the location of the GM Accessory Performance Brake System Rotor Specifications
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 280000 BACK OVER PREVENTION
20200526
280000 BACK OVER PREVENTION
This Preliminary information communicates information on how to disable the Side Blind Zone Detection and Park Assist systems when a customer removes the pickup box from the vehicle to install an aftermarket bed or body.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 130000 VISIBILITY
20200526
130000 VISIBILITY
This Preliminary information communicates information on how to disable the Side Blind Zone Detection and Park Assist systems when a customer removes the pickup box from the vehicle to install an aftermarket bed or body.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200527
110000 ELECTRICAL SYSTEM
This Preliminary information communicates an issue with a SES MIL and the Brake System Control Module setting false DTC's during shut down. GM Engineering released updated cals for the BSCM to repair the issue.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200529
110000 ELECTRICAL SYSTEM
This Preliminary information communicates to the dealer an issue where a module configuration function is missing from GDS2 scan tool. Dealer is instructed to manually build the vehicle in GDS2 and perform the function until software update
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200429
060000 ENGINE (PWS)
This engineering information (EI) is requesting information from the field on vehicles experiencing reduced engine power. GM Engineering needs to gather information to root cause the customer concern and develop a field fix.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200429
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This engineering information (EI) is requesting information from the field on vehicles experiencing reduced engine power. GM Engineering needs to gather information to root cause the customer concern and develop a field fix.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200402
060000 ENGINE (PWS)
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to oil leaking from the oil pan.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 354000 EQUIPMENT:MECHANICAL
20200402
354000 EQUIPMENT:MECHANICAL
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to oil leaking from the oil pan.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 117000 DIGITAL INSTRUMENT PANEL
20200527
117000 DIGITAL INSTRUMENT PANEL
This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20200527
350000 EQUIPMENT
This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200316
110000 ELECTRICAL SYSTEM
This Preliminary information communicates to the dealer that a customer may comment that the MIL light is illuminated. The technician may find P1098 and/or P26BB set current or history. That this may be caused by a software anomaly, and th
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200324
060000 ENGINE (PWS)
This Preliminary information communicates the following issues and directs dealership to inspect the engine harness for shorting. Some customers may comment on any of the following concerns: - SES MIL - No Start - No Crank - Engine
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200324
110000 ELECTRICAL SYSTEM
This Preliminary information communicates the following issues and directs dealership to inspect the engine harness for shorting. Some customers may comment on any of the following concerns: - SES MIL - No Start - No Crank - Engine
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20200327
356000 EQUIPMENT ADAPTIVE
This Preliminary information communicates that engineering has developed a repair for a chirp noise associated with the front axle assembly.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20200327
350000 EQUIPMENT
This Preliminary information communicates that engineering has developed a repair for a chirp noise associated with the front axle assembly.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 105300 POWER TRAIN:DRIVELINE:DRIVESHAFT
20200327
105300 POWER TRAIN:DRIVELINE:DRIVESHAFT
This Preliminary information communicates that engineering has developed a repair for a chirp noise associated with the front axle assembly.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20200506
060000 ENGINE AND ENGINE COOLING
This Preliminary Information communication provides information and definitions to the technician about vehicles that have fishbite, chuggle, misfire, AFM disturbances or torque converter shudder/vibration concerns. Technician are advised t
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20200507
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates an issue with the engine wiring harness shorting at the left front cylinder head causing any of the following issues: - IPC gauges sweeping while driving - Several IPC warning messages and MIL
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200507
110000 ELECTRICAL SYSTEM
This Preliminary information communicates to the dealer technician that the part numbers for the internal wiring harnesses for the 8 speed RWD transmissions are not listed in the Electronic Parts Catalog. Technicians are to refer to the inf
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200513
110000 ELECTRICAL SYSTEM
This Preliminary information communicates to the dealer an issue where a module configuration function is missing from GDS2 scan tool. Dealer is instructed to manually buid the vehicle in GDS2 and perform the function until software update
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 280000 BACK OVER PREVENTION
20200520
280000 BACK OVER PREVENTION
This Preliminary information communicates that engineering has developed a repair for a chirp noise associated with the front axle assembly.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 140000 AIR BAGS
20200520
140000 AIR BAGS
This Preliminary information communicates to the dealer that a customer may comment that the MIL light is illuminated. The technician may find P1098 and/or P26BB set current or history. That this may be caused by a software anomaly, and th
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20200507
350000 EQUIPMENT
This informational bulletin provides the dealership with how to prep a vehicle for delivery to the customer to aid in higher CSi scores.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200327
110000 ELECTRICAL SYSTEM
This technical bulletin provides a procedure to program the glow plug control module if found the cause of the customers concerns.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200313
110000 ELECTRICAL SYSTEM
This informational bulletin provides information for dealers/technicians on Accessory Rear Seat Infotainment (RSI) Shuts Off, Coinciding with Closing of Door or Liftgate.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200302
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This warranty administration bulletin provides information on Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program Information.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20200518
350000 EQUIPMENT
This Technical bulletin provides a service procedure for dealers/technicians on installation of Radio Software Version U148 Over-the-Air Update.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20200528
060000 ENGINE AND ENGINE COOLING
This technical bulletin provides a service procedure to correct a condition of Ticking Noise from the Engine.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 073200 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS
20200505
073200 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS
This informational bulletin explains to the tech on how to order a new fuel injector by matching the part number on the part and ordering it from the EPC.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 030000 BRAKES (PWS)
20200529
030000 BRAKES (PWS)
This technical bulletin provides repair information to correct a customer concern of Loss of Brake Assist, Various Messages Displayed in DIC, Brake Pedal Travel and Apply May Feel Different, DTC C0024 Set.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 030000 BRAKES (PWS)
20200529
030000 BRAKES (PWS)
This technical bulletin provides repair information to correct a customer concern of Loss of Brake Assist, Various Messages Displayed in DIC, Brake Pedal Travel and Apply May Feel Different, DTC C0024 Set.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200327
060000 ENGINE (PWS)
This informational bulletin advises the technician on where to located the fuel injector identification number.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20200327
070000 FUEL SYSTEM, GASOLINE
This informational bulletin advises the technician on where to located the fuel injector identification number.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20200302
356000 EQUIPMENT ADAPTIVE
This technical bulletin provides repair information to correct a customer concern of a squeak and/or clunking noise coming from the rear of the vehicle.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 022142 SUSPENSION:REAR:SPRINGS:LEAF SPRING ASSEMBLY:HANGER/BRACKET
20200302
022142 SUSPENSION:REAR:SPRINGS:LEAF SPRING ASSEMBLY:HANGER/BRACKET
This technical bulletin provides repair information to correct a customer concern of a squeak and/or clunking noise coming from the rear of the vehicle.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 118000 ELECTRICAL SYSTEM: SOFTWARE
20200324
118000 ELECTRICAL SYSTEM: SOFTWARE
This Technical bulletin provides service procedure information for dealers/technicians on Radio Software Version V135116 Over-the-Air Update.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20200324
356000 EQUIPMENT ADAPTIVE
This Technical bulletin provides service procedure information for dealers/technicians on Radio Software Version V135116 Over-the-Air Update.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 100000 POWER TRAIN
20200317
100000 POWER TRAIN
This technical bulletin provides a procedure to replace the transmission shifter control if found the cause of the condition.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 173100 LATCHES/LOCKS/LINKAGES:TAILGATE:LATCH
20200318
173100 LATCHES/LOCKS/LINKAGES:TAILGATE:LATCH
This technical bulletin provides repair information to correct a customer concern of the pickup box power endgate may not open on initial press, or may not open at all.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200318
110000 ELECTRICAL SYSTEM
This technical bulletin provides repair information to correct a customer concern of the pickup box power endgate may not open on initial press, or may not open at all.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200303
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This technical bulletin provides a procedure to clear the codes and test the Tcase if found that the customer has tried to shift the t-case from 4lo to Hi gears while driving.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200306
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This technical bulletin provides repair information to correct a customer concern of the pickup box endgate will not fully close by itself.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200320
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20200428
350000 EQUIPMENT
This Warranty Administration Bulletin Provides High Voltage Battery Exchange Process Information.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200428
110000 ELECTRICAL SYSTEM
This Warranty Administration Bulletin Provides High Voltage Battery Exchange Process Information.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 160000 STRUCTURE
20200406
160000 STRUCTURE
This technical bulletin provides repair information to correct a customer concern of water found in rear interior of cab due to water leak at rear sliding window.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200415
110000 ELECTRICAL SYSTEM
This technical bulletin provides repair information to correct a customer concern of Blue Screen and Service Rear Vision System Message on Radio Display.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20200420
350000 EQUIPMENT
This Technical bulletin provides service procedure information for dealers/technicians on Radio Software Version V135116 Over-the-Air Update.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200420
110000 ELECTRICAL SYSTEM
This Technical bulletin provides service procedure information for dealers/technicians on Radio Software Version V135116 Over-the-Air Update.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20200420
350000 EQUIPMENT
This technical bulletin provides repair information to correct a customer concern of hearing a rattle noise from driver or passenger seat belt.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 150000 SEAT BELTS
20200420
150000 SEAT BELTS
This technical bulletin provides repair information to correct a customer concern of hearing a rattle noise from driver or passenger seat belt.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 030000 BRAKES (PWS)
20200416
030000 BRAKES (PWS)
This technical bulletin provides repair information to correct a customer concern of Loss of Brake Assist, Various Messages Displayed in DIC, Brake Pedal Travel and Apply May Feel Different, DTC C0024 Set.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200416
110000 ELECTRICAL SYSTEM
This technical bulletin provides repair information to correct a customer concern of Loss of Brake Assist, Various Messages Displayed in DIC, Brake Pedal Travel and Apply May Feel Different, DTC C0024 Set.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200407
060000 ENGINE (PWS)
This informational bulletin explains why more DEF is being used in diesel engines due to new emission standards.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200407
110000 ELECTRICAL SYSTEM
This informational bulletin explains why more DEF is being used in diesel engines due to new emission standards.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200407
060000 ENGINE (PWS)
This technical bulletin provides a procedure to check the oil level for correct reading and oil pressure switch is in working order.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200407
110000 ELECTRICAL SYSTEM
This technical bulletin provides a procedure to check the oil level for correct reading and oil pressure switch is in working order.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
20200409
353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
This technical bulletin provides repair information to correct a customer concern of Blank Radio Display or No Audio.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200409
110000 ELECTRICAL SYSTEM
This technical bulletin provides repair information to correct a customer concern of Blank Radio Display or No Audio.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 280000 BACK OVER PREVENTION
20200421
280000 BACK OVER PREVENTION
This technical bulletin provides repair information to correct a customer concern of Camera Display View Showing Wrong Make of Vehicle.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20200421
356000 EQUIPMENT ADAPTIVE
This technical bulletin provides repair information to correct a customer concern of Camera Display View Showing Wrong Make of Vehicle.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20200421
350000 EQUIPMENT
This technical bulletin provides repair information to correct a customer concern of Camera Display View Showing Wrong Make of Vehicle.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 350000 EQUIPMENT
20200306
350000 EQUIPMENT
This informational bulletin provides information for dealers/technicians on When and How to Submit a Field Product Report (FPR) (U.S. Dealers Only).
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200318
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This warranty administration bulletin provides policy information for courtesy transportation and roadside assistance programs.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20200331
353000 EQUIPMENT:ELECTRICAL
This warranty administration bulletin explains to the technician that when using wiring repair labor operations, additional information may be needed when submitting Global Warranty transactions when doing wiring repairs.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 190000 TIRES
20200304
190000 TIRES
This informational bulletin provides information for dealers/technicians on Use of Nitrogen Gas in Tires.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20200317
060000 ENGINE AND ENGINE COOLING
This informational bulletin explains the normal noises an engine may make when the ambient temperature outside is cold or the vehicle has sat for a few hours.
This 2020 CHEVROLET SILVERADO 1500 Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200303
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This warranty administration bulletin provides information on Warranty Administration ? Customer Concern Not Duplicated (CCND) Labor Operation Numbers.
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