Mercedes-Benz E 350, E 450: Electrical system — wiring

Affects Mercedes-Benz E 350, E 450 · 2024 — about 14 vehicles.

The hazard

Overheated ground connections can increase the risk of a fire.

What to do

Dealers will inspect and repair the 12-Volt and 48-Volt ground connections as necessary, free of charge. Owner notification letters were mailed May 7, 2025. Owners may contact MBUSA customer service at 1-800-367-6372.

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