NHTSA (USA)Critical
2020 MERCEDES-BENZ GLC 350 ENHTSA Campaign #22V494000
The official notice
Defect
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2020 GLC350E4 vehicles. The transmission wiring harness may be routed improperly, allowing it to chafe against the front drive shaft, which can cause loss of drive power.
Safety Risk
A loss of drive power can increase the risk of a crash.
Remedy
Dealers will inspect and replace the transmission wiring harness, as necessary, free of charge. Owner notification letters were mailed August 26, 2022. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2022080001.
1,168 vehicles affectedMfr ref: 2022080001Updated June 10, 2026