2021 Mercedes-Benz Cls 450 recalls

8 safety recalls on file with NHTSA. Updated Nov 5, 2026.

This list covers the model year as a whole. Not every vehicle is affected by every recall; only the official NHTSA VIN lookup or a dealer can confirm yours.

All recalls

24V100000 · Mercedes-Benz Usa, LlcElectrical System recallThe 48-volt ground cable connection located in the engine compartment may not be tightened properly and may result in the ground…ElectricalFree repair12KunitsFeb 202422V733000 · Mercedes-Benz Usa, LlcElectrical System recallThe 12-Volt battery in the trunk may not be properly secured, which, in the event of a crash, can cause electrical connection…ElectricalFree repair20KunitsSep 202222V365000 · Mercedes-Benz Usa, LlcCommunication recallPlease refer to MBUSA's recall report for specific vehicle model details.ElectricalOver-the-air update243KunitsMay 202221V527000 · Mercedes-Benz Usa, LlcAir Bags recallThe side crash sensor connectors may come loose, which could delay the activation of air bags and seatbelts during a side impact…Air bagsFree replacement542unitsJul 202121V483000 · Mercedes-Benz Usa, LlcSeat Belts recallThe rear seat belt automatic locking retractors may deactivate early, which can prevent the child restraint system from securing…Seats & beltsFree replacement4,917unitsJun 202121V354000 · Mercedes-Benz Usa, LlcBack Over Prevention recallPlease refer to MBUSA's recall report for specific vehicle model details.Camera, lights & visibilityOver-the-air update343KunitsMay 202121V230000 · Mercedes-Benz Usa, LlcAir Bags recallPlease refer to MBUSA's recall report for specific vehicle model details.Air bagsFree replacement8,634unitsApr 202121V058000 · Mercedes-Benz Usa, LlcCommunication recallPlease refer to the Part 573 report for specific vehicle model details.ElectricalOver-the-air update1.3MunitsFeb 2021