Mercedes-Benz CLS 450, C 300 +15 more: Forward collision avoidance — radar

Affects Mercedes-Benz CLS 450, C 300, E 450, E 300, S 450, AMG E63S, AMG C43, AMG CLS53, AMG E53, S560, AMG S63, AMG S65, AMG C63, GLE 350, GLE 450, AMG GT53, GLC 300 · 2019–2020 — about 2K vehicles.

The hazard

An impaired Active Brake Assist may not automatically apply partial or full braking as expected, increasing the risk of a crash.

What to do

MBUSA will notify owners, and dealers will update the radar sensor control unit software, free of charge. The recall began September 13, 2019. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2019080008.

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