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NHTSA Recall 22V678000: Electrical system: rear compartment/trunk

Mercedes-Benz USA, LLC reported this safety recall to NHTSA on , covering an estimated 6,752 vehicles. It affects 2022 Mercedes-Benz C 300.

6,752
vehicles potentially affected
1
model affected
2022
owners notified (December 2)
NHTSA campaign22V678000
Manufacturer campaign2022090011
ComponentELECTRICAL SYSTEM › WIRING › REAR COMPARTMENT/TRUNK
Report receivedSeptember 12, 2022
Owner notificationDecember 2, 2022
Initiated byManufacturer

Defect

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2022 C300 vehicles. Moisture accumulation in the trunk may leak into the signal acquisition module (SAM), causing an electrical short circuit.

Safety risk

An electrical short circuit in the SAM could lead to various malfunctions, such as rear exterior lighting failure, unintentional rear seat folding, and rearview camera failure, increasing the risk of a crash or injury. In addition, an electrical short circuit might increase the risk of a fire.

Remedy

Dealers will install a cover for the SAM, free of charge. Owner notification letters were mailed December 2, 2022. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2022090011.

Notes

Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.

Vehicles covered by recall 22V678000

Make and modelModel years
Mercedes-Benz C 3002022

Being listed here means the campaign covers the model year, not that every car was built with the defect or is still unrepaired. Enter your VIN above to check your specific vehicle. Recall repairs are free at authorised dealers. Source: NHTSA, October 2026.