2019–2020 Mercedes-Benz AMG G63, 2019–2020 Mercedes-Benz G 550 Recall: An electrical resistor within the differential locking module may…
NHTSA campaign 20V090000 · Electronic Stability Control (esc) · filed Feb 14, 2020 · verified Jul 30, 2026
The defect
Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2019-2020 G550 4MATIC and G63 AMG 4MATIC vehicles. An electrical resistor within the differential locking module may malfunction, interrupting communication between the control unit and the differential locking actuator, possibly resulting in the deactivation of the Electronic Stability Program (ESP) and Anti-lock Brake System (ABS) while driving.
The risk
Deactivation of the vehicle stability control system or anti-lock brakes may increase the risk of a crash.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
MBUSA will notify owners, and dealers will inspect the differential locking modules and replace them as necessary, free of charge. The recall began August 21, 2020. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2020070005.
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.safercar.gov.
Affected vehicles
| Make | Model | Model years |
|---|---|---|
| Mercedes-Benz | AMG G63 | 2019, 2020 |
| Mercedes-Benz | G 550 | 2019, 2020 |
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Source: NHTSA recall database, campaign 20V090000 (manufacturer number 2020070005). Data last verified Jul 30, 2026.