The problem
Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2020 GLC300, GLC350e, GLC43 AMG, and GLC63 AMG vehicles. The power steering control unit wiring harness may have been damaged during the production process, possibly resulting in a loss of power steering assist or an electrical short-circuit.
The risk
A loss of power steering assist can increase the risk of a crash. Additionally, If the wiring harness short-circuits, there is an increased risk of a fire.
The fix
MBUSA will notify owners, and dealers will inspect the wiring harness, and replace it if necessary, free of charge. The recall began December 11, 2020. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2020110012.
Recall details
| NHTSA campaign | 20V-651 (20V651000) |
|---|---|
| Manufacturer number | 2020110012 |
| Manufacturer | Mercedes-Benz USA, LLC |
| Component | Steering › Electric power assist system |
| Report date | October 23, 2020 |
| Owners notified | December 11, 2020 |
| Vehicles affected | 2,533 |
| Initiated by | Manufacturer |
Vehicles covered
Owner complaints about the steering
Frequently asked questions
Is the recall 20V-651 repair free?
Yes. Mercedes-Benz dealers will fix the problem at no cost: MBUSA will notify owners, and dealers will inspect the wiring harness, and replace it if necessary, free of charge. The recall began December 11, 2020. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2020110012.
How do I know if my car is included?
Not every vehicle of the listed model years is affected — the recall covers 2,533 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.