AI DamageMercedes-Benz AMG GLS63 4matic+ Coupe: problems, complaints, bulletins
Summary for the Mercedes-Benz AMG GLS63 4matic+ Coupe across 1 model years: 0 owner complaints and 32 NHTSA service bulletins, plus repair videos. Pick a year for details.
Model years
| Year | Owner complaints | involving a crash | Technical service bulletins (TSB) | YouTube repair videos |
|---|---|---|---|---|
| 2026 | 0 | 0 | 32 | 0 |
Components owners complain about
| Component | Owner complaints | involving a crash | Technical service bulletins (TSB) |
|---|---|---|---|
| Electrical system | 0 | 0 | 14 |
| Structure | 0 | 0 | 5 |
| Service brakes | 0 | 0 | 4 |
| Steering | 0 | 0 | 4 |
| Engine | 0 | 0 | 3 |
| Powertrain | 0 | 0 | 3 |
| Visibility | 0 | 0 | 2 |
| Suspension | 0 | 0 | 1 |
What to check before buying
- Electrical system. Scan all modules, test the battery and alternator, inspect connectors near the impact zone.
- Structure. Rails, pillars, panel gaps, signs of pulling or welding.
- Service brakes. Pedal feel, ABS operation, leaks, discs and hoses.
- Steering. Steering play, power assist, rack and tie rods after a wheel impact.
Manufacturer service bulletins
Bulletin titles as filed with NHTSA.
- Mercedes-Benz AG, the manufacturer of Mercedes-Benz vehicles, has determined that on certain subject…
- Mercedes-Benz AG, the manufacturer of Mercedes-Benz vehicles, has determined that on certain subject…
- Complaint Clanking noise from the area of the speakers in the doors
- Complaint Slight creaking noises when steering
- Complaint Repeat workshop visit for vehicle vibration while braking from 60MPH. NOTE
- Complaint Red coolant warning in instrument cluster
- Complaint Radio station cover art does not refresh when switching stations
- Complaint Whining / humming noises (described as foghorn‑like) from the drivetrain in the rear axle area…
- Complaint Traffic sign symbol for "Traffic Sign Assist" is blinking in instrument cluster without obvious…
- Complaint Customer concern of Air Conditioning not cooling
- Complaint CEL light on with no drivability concerns. Cause Signal timing error. Remedy 167, 465
- Complaint Noises/ squealing from the service brake in various driving situations and ambient conditions
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Sources: public NHTSA data (USA): service bulletins and owner complaints; YouTube: links to videos credited to their authors. Complaints are owner statements not verified by NHTSA, and describe defects rather than crash damage. Data updated 2026-11-05.