Transport CanadaCritical
2020 MERCEDES-BENZ GLS CLASSTransport Canada Recall #2022173
The official notice
Defect
On certain vehicles, a ground connection under the front passenger seat may not have been properly tightened. As a result, the connection and wiring could overheat.
Safety Risk
A loose or overheated wire connection could create the risk of a fire.
Remedy
Mercedes-Benz will notify owners by mail and instruct you to take your vehicle to a dealership to inspect, and if necessary, tighten the ground connection for the 48 V electrical system under the front passenger seat.
3,261 vehicles affectedMfr ref: 5491807Updated June 10, 2026