The problem
Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2019 AMG GT63 4MATIC and AMG GT63S 4MATIC vehicles. A wiring harness for the automatic transmission may not be properly secured, allowing it to chafe against the drive shaft and possibly cause an engine stall.
The risk
An engine stall can increase the risk of a crash.
The fix
MBUSA will notify owners, and dealers will inspect the mounting clips and wiring harness, and repair or replace them, as necessary, free of charge. The recall began March 13, 2020. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2020020016.
Recall details
| NHTSA campaign | 20V-047 (20V047000) |
|---|---|
| Manufacturer number | 2020020016 |
| Manufacturer | Mercedes-Benz USA, LLC |
| Component | Electrical system › Wiring |
| Report date | January 28, 2020 |
| Owners notified | March 13, 2020 |
| Vehicles affected | 28 |
| Initiated by | Manufacturer |
Vehicles covered
Plus 1 other model/year combinations not covered on this site.
Frequently asked questions
Is the recall 20V-047 repair free?
Yes. Mercedes-Benz dealers will fix the problem at no cost: MBUSA will notify owners, and dealers will inspect the mounting clips and wiring harness, and repair or replace them, as necessary, free of charge. The recall began March 13, 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 28 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.