Transport CanadaCritical
2022 MERCEDES-BENZ C CLASSTransport Canada Recall #2023368
The official notice
Defect
On certain vehicles, the bolts for some 12 V and 48 V ground connections may not have been tightened properly. As a result, the wiring harness might overheat and melt. On plug-in hybrid models, this problem could also cause the electric drive system not to work.
Safety Risk
Wiring that overheats and melts can create the risk of a fire.
Remedy
Mercedes-Benz will notify owners by mail and advise you to take your vehicle to a dealership to inspect the ground connections, and repair them if necessary.
90 vehicles affectedMfr ref: 5491108 / 5491109 / 5491110Updated June 10, 2026