The problem
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.
The fix
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.
Recall details
| NHTSA campaign | 20V-090 (20V090000) |
|---|---|
| Manufacturer number | 2020070005 |
| Manufacturer | Mercedes-Benz USA, LLC |
| Component | Electronic stability control (ESC) |
| Report date | February 14, 2020 |
| Owners notified | August 21, 2020 |
| Vehicles affected | 6,300 |
| Initiated by | Manufacturer |
Vehicles covered
Owner complaints about the stability & traction control
Frequently asked questions
Is the recall 20V-090 repair free?
Yes. Mercedes-Benz dealers will fix the problem at no cost: 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.
How do I know if my car is included?
Not every vehicle of the listed model years is affected — the recall covers 6,300 vehicles built in a certain window. Check your 17-character VIN with our VIN recall check or at nhtsa.gov/recalls.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.