Mercedes EQA: problems, complaints, bulletins
Summary for the Mercedes EQA across 2 model years: 0 owner complaints and 34 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 | 23 |
| Exterior lighting | 0 | 0 | 12 |
| Structure | 0 | 0 | 6 |
| Steering | 0 | 0 | 5 |
| Visibility | 0 | 0 | 5 |
| Powertrain | 0 | 0 | 4 |
| Service brakes | 0 | 0 | 4 |
| Forward collision avoidance | 0 | 0 | 3 |
| Latches, locks, linkages | 0 | 0 | 2 |
| Seats | 0 | 0 | 2 |
| Backover prevention | 0 | 0 | 1 |
| Engine | 0 | 0 | 1 |
| Lane departure | 0 | 0 | 1 |
What to check before buying
- Electrical system. Scan all modules, test the battery and alternator, inspect connectors near the impact zone.
- Exterior lighting. Headlamps, leveling, sensors and mounts after a frontal hit.
- 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 Clanking noise from the area of the speakers in the doors
- Complaint Repeat workshop visit for vehicle vibration while braking from 60MPH. NOTE
- Complaint Clanking noise from the area of the speakers in the doors
- Single throttle lift-off clunking noise from the side shaft when moving off (audible at the outboard end)
- Complaint There are several types of complaint about noises or poor windshield wiper wiping performance
- Complaint Headlamp, front fog lamp leaky or fogged
- Complaint Single throttle lift-off clunking noise from the side shaft when moving off (audible at the…
- Complaint Hand detection system not operating correctly / vehicles with code 266 Fault message in…
- Complaint Hand detection system not operating correctly / vehicles with code 266 Fault message in…
- Complaint Headlamps leaking or fogged Cause The fogging of the headlamp is a natural phenomenon which can…
- Complaint Headlamp, front fog lamp leaky or fogged Cause Fogging of the headlamps is a natural phenomenon,…
- Complaint The message "Device detected at diagnostics connection See Owner’s Manual" appears sporadically…
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.