The problem
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2020 GLS580 vehicles. Due to a software error, the sunroof may close unexpectedly when the "car wash mode" is activated. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 118, "Power-operated Window Systems."
The risk
A sunroof that closes unexpectedly can increase the risk of injury.
The fix
Dealers will update the sunroof control unit software, free of charge. Owner notification letters were mailed December 15, 2023. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2023110007.
Recall details
| NHTSA campaign | 23V-733 (23V733000) |
|---|---|
| Manufacturer number | 2023110007 |
| Manufacturer | Mercedes-Benz USA, LLC |
| Component | Visibility › Sun/moon roof assembly |
| Report date | November 1, 2023 |
| Owners notified | December 15, 2023 |
| Vehicles affected | 8 |
| Initiated by | Manufacturer |
Vehicles covered
Frequently asked questions
Is the recall 23V-733 repair free?
Yes. Mercedes-Benz dealers will fix the problem at no cost: Dealers will update the sunroof control unit software, free of charge. Owner notification letters were mailed December 15, 2023. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2023110007.
How do I know if my car is included?
Not every vehicle of the listed model years is affected — the recall covers 8 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.