Campaign 25V-253

Driver-side seat belt cover may not be properly installed on the seat belt tensioner, which can cause the seat belt anchor to come loose

Defect summary

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2022-2025 C 300, and 2023-2024 AMG C 43 vehicles. The driver-side seat belt cover may not be properly installed on the seat belt tensioner, which can cause the seat belt anchor to come loose.

Consequence

A loose seat belt may not properly restrain an occupant during a crash, increasing the risk of injury.

Remedy

Dealers will inspect and repair the seat belt covers, as necessary, free of charge. Owner notification letters were mailed May 16, 2025. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2025040012.

Notes

Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 888-327-4236 (TTY 888-275-9171) or go to nhtsa.gov.

Source: NHTSA ODI recalls file, campaign 25V253000. Text as published by NHTSA.

Vehicles covered

2 product lines are covered

Owner complaints filed with NHTSA about seat belts on these vehicles: 1, of which 0 involved a crash, fire, injury or death. Complaints are not verified by NHTSA.

Vehicles covered by campaign 25V-253
Make	Model	Model years	Complaints on this component
Mercedes-Benz	AMG C43	2023 to 2024	0
Mercedes-Benz	C 300	2022 to 2025	1

Source: NHTSA ODI recalls and complaints files. Equipment, tire and child-seat campaigns list products, not vehicles.

Investigation

No NHTSA investigation is linked to this recall

Most recalls are started by the manufacturer. This one lists "Manufacturer" as its origin.

Before the recall

No service bulletins on this component preceded the recall

Distinct manufacturer communications on the same component group, make, model and model year in the 24 months before the report date.

Source: NHTSA manufacturer communications file.

Service bulletins

26V-353 May 29, 2026
Bolts for the rear seat belts may not be tightened properly
26V-278 May 1, 2026
Front passenger seat belt retractor may have been manufactured with a defect that prevents the deactivation of the child seat safety function…
26V-172 Mar 20, 2026
Center rear seat belts may have been installed without the child seat protection function and fail to lock a child restraint properly
25V-864 Dec 12, 2025
Center rear seat belts may have been installed without the child seat protection function and fail to lock a child restraint properly
23V-464 Jun 30, 2023
Bolts that secure the rear seat belt buckles to the body of the vehicle may not be secured properly
21V-483 Jun 25, 2021
Rear seat belt automatic locking retractors may deactivate early, which can prevent the child restraint system from securing properly