Mercedes-Benz C 300, AMG C43: Electrical system — wiring

Affects Mercedes-Benz C 300, AMG C43 · 2022–2023 — about 2K vehicles.

The hazard

An overheated wiring harness can increase the risk of a fire.

What to do

Dealers will inspect and repair the ground connections for the electrical wiring harness, as necessary, free of charge. Owner notification letters were mailed August 11, 2023. Owners may contact MBUSA customer service at 1-800-367-6373. MBUSA's numbers for this recall are 2023070016, 2023070017, 2023070018, and 2024070016.

Critical — crash/injury risk now High — injury risk; see remedy Moderate — fix at next service Low — minor / informational