Toyota will be contacting the owners of certain 2016 Avalon & Camry hybrids regarding a problem affecting their vehicles power-train. According to reports filed with the NHTSA, the drive shaft may have been assembled incorrectly and the tripod joint snap ring could become dislocated. If this happens, drivers may experience front end vibrations, an inoperative parking brake and a loss of propulsion while driving.

Dealers will inspect the serial number of the vehicle’s drive shaft, replacing any that are affected. Owners wanting more information about the problem can contact Toyota customer service at 1-800-331-4331. Toyota’s number for this recall is H0M and the NHTSA campaign number is 17V-462.

Kia Motors will be contacting the owners of certain 2016 Kia Optima‘s, regarding a problem affecting the right front axle driveshaft. Insufficient welds at the wheel end of the shaft may result in driveshaft cracks. During acceleration from a stopped position, the crack could completely separate, resulting in a loud noise and loss of motive power. If the driver fails to engage the parking brake under these conditions the vehicle could unexpectedly roll away.

Those receiving notices will be asked to return to their dealers to have the front axle driveshaft replaced. For more information about the problem, owners are asked to contact Kia customer service at 1-800-333-4542. Kia’s number for this recall is SC139 and the NHTSA campaign number is 16V-705.