NHTSA (USA)Critical
2023 MERCEDES-BENZ GLC 300NHTSA Campaign #24V520000
The official notice
Defect
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2023 GLC 300 4MATIC vehicles. Certain dashboard area bolts may have been insufficiently tightened, potentially causing improper air bag deployment or parts separation during a crash. In addition, the 12-Volt electric auxiliary heater connections may be loose, possibly causing the electrical wiring to overheat.
Safety Risk
An improper air bag deployment increases the risk of injury in a crash. Overheated wiring can increase the risk of a fire.
Remedy
Dealers will inspect and tighten the bolts as necessary, free of charge. Owner notification letters were August 23, 2024. Owner may contact MBUSA customer service at 1-877-496-3691.
7 vehicles affectedUpdated June 10, 2026