2017 Mercedes-Benz G550 problems

Defect

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2016 - 2021 CLA-Class, GLA-Class, GLE-Class, GLS-Class, SLC-Class, A-Class, GT-Class, C-Class, E-Class, S-Class, CLS-Class, SL-Class, B-Class, GLB-Class, GLC-Class, and G-Class vehicles. Please refer to the Part 573 report for specific vehicle model details. The software design of the communication module may fail to communicate the correct vehicle location for the emergency call system (eCall) in the event of a crash.

Consequence

Failure of the eCall system may result in emergency responders being dispatched to the wrong location, increasing the risk of injury following a crash.

Remedy

MBUSA will notify owners, and the communication module software will be updated by a dealer, or through an over-the-air (OTA) update, free of charge. The recall began March 12, 2021. Owners may contact MBUSA customer service at 1-877-762-8267. MBUSA's number for this recall is 2021020025.

Defect

Mercedes-Benz USA, LLC (MBUSA) is recalling certain model year 2017 Mercedes G550 & G550 4x4 Squared vehicles. The vacuum hose for the brake booster may collapse resulting in increased braking effort.

Consequence

Increased braking effort may increase the risk of a crash.

Remedy

MBUSA will notify owners, and dealers will replace the vacuum hose, as necessary, free of charge. Parts are not currently available. Owners will be notified of the recall in January 2018 and they will receive a second letter when the parts become available, currently expected to be in March 2018. Owners may contact MBUSA customer service at 1-877-496-3691. MBUSA's number for this recall is 2018020010.

Defect

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2016-2017 G550 4Matic, G63 AMG, and G65 AMG vehicles. A malfunction of the Electronic Stability Program (ESP), while Distronic Plus is engaged, may cause the engine to not reduce power, regardless of the vehicle's speed, driving situation or brake application.

Consequence

Increased braking effort and/or shifting to neutral would be needed to stop the vehicle, lengthening the distance needed to stop the vehicle and increasing the risk of a crash.

Remedy

MBUSA will notify owners, and dealers will reprogram the ESP control unit software, free of charge. The recall began on December 6, 2017. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2017110012.