MERCEDES BENZ GLS450 2020: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE

General Information

NHTSA Campaign ID Number: 24V118000

Make Model Year
MERCEDES BENZ GLS450 2020
Date Owners Notified Date Received by ODI Date Added to Database
2024-03-29 2024-02-16 2024-02-20

Manufacturers Involved: Mercedes-Benz USA, LLC

Component: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE

Potential Number Of Units Affected: 105071

Report Initiator: MFR MFR Report

Summary

Mercedes-Benz USA, LLC "MBUSA" is recalling certain 2020-2023 GLE 450 and GLS 450 vehicles. The transmission may not fully downshift in certain conditions, causing the engine to stall.

Consequence

An engine stall increases the risk of a crash.

Remedy

Dealers will update the transmission control unit software, free of charge. Owner notification letters were mailed March 29, 2024. Owners may contact MBUSA customer service at 1-800-367-6372.

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.