Mercedes-Benz GLC 350 E 4matic: problems, complaints, bulletins
Summary for the Mercedes-Benz GLC 350 E 4matic across 3 model years: 0 owner complaints and 187 NHTSA service bulletins, plus repair videos. Pick a year for details.
Model years
Components owners complain about
| Component | Owner complaints | involving a crash | Technical service bulletins (TSB) |
|---|---|---|---|
| Electrical system | 0 | 0 | 167 |
| Visibility | 0 | 0 | 24 |
| Structure | 0 | 0 | 23 |
| Steering | 0 | 0 | 21 |
| Powertrain | 0 | 0 | 20 |
| Exterior lighting | 0 | 0 | 14 |
| Seats | 0 | 0 | 14 |
| Suspension | 0 | 0 | 12 |
| Backover prevention | 0 | 0 | 11 |
| Engine | 0 | 0 | 8 |
| Service brakes | 0 | 0 | 7 |
| Lane departure | 0 | 0 | 6 |
| Forward collision avoidance | 0 | 0 | 3 |
| Air bags | 0 | 0 | 2 |
What to check before buying
- Electrical system. Scan all modules, test the battery and alternator, inspect connectors near the impact zone.
- Visibility. Wipers, mirrors, defrosters, cracked glass.
- Structure. Rails, pillars, panel gaps, signs of pulling or welding.
- Steering. Steering play, power assist, rack and tie rods after a wheel impact.
Manufacturer service bulletins
Bulletin titles as filed with NHTSA.
- Complaint Customer would like to activate "Digital Key"
- A software update will be performed that provides enhancements to the robustness and system stability of…
- Complaint Clanking noise from the area of the speakers in the doors
- Complaint Vehicle will not start after DC charging Warning in the instrument cluster related to…
- Complaint Slight creaking noises when steering
- Complaint Repeat workshop visit for vehicle vibration while braking from 60MPH. NOTE
- Complaint Issue after OTA Update IC Odometer Reading blank("_ _ _ _") IC Maintanence data unavailable…
- 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 The Apple Music app is no longer available in the head unit apps menu after updating the…
- Complaint CEL illuminates and/or AC does not blow cold
Other models of this make
Read also
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 2026-11-04.