The problem
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2019 GLC300 vehicles. An internal sensor within the electric power steering unit may fail, deactivating the power steering assist.
The risk
A loss of electric power steering assist can increase the risk of a crash.
The fix
MBUSA will notify owners, and dealers will replace the steering unit, free of charge. The recall began June 7, 2019. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA'S number for this recall is 2019040007.
Recall details
| NHTSA campaign | 18V-840 (18V840000) |
|---|---|
| Manufacturer number | 2019040007 |
| Manufacturer | Mercedes-Benz USA, LLC |
| Component | Steering › Electric power assist system |
| Report date | November 27, 2018 |
| Owners notified | June 7, 2019 |
| Vehicles affected | 7 |
| Initiated by | Manufacturer |
Vehicles covered
Frequently asked questions
Is the recall 18V-840 repair free?
Yes. Mercedes-Benz dealers will fix the problem at no cost: MBUSA will notify owners, and dealers will replace the steering unit, free of charge. The recall began June 7, 2019. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA'S number for this recall is 2019040007.
How do I know if my car is included?
Not every vehicle of the listed model years is affected — the recall covers 7 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.