Power train: automatic transmission: control module (TCM/PCM/TECM)
- Component
- Power train: automatic transmission: control module (TCM/PCM/TECM)
- Manufacturer
- Mercedes-Benz USA, LLC
- Vehicles affected
- 4
- Reported to NHTSA
- 2021-01-29
- Owners notified
- 2021-03-19
Defect description
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2019 GLA 250 vehicles. The power supply for the automatic transmission control unit might be interrupted while driving, possibly causing the transmission to shift into neutral.
Safety risk
If the transmission shifts into neutral while driving, there would be loss of drive power, increasing the risk of a crash.
Manufacturer remedy
MBUSA will notify owners, and dealers will replace the transmission control unit, free of charge. The recall began March 18, 2021. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2021020038.