2020 Mercedes-Benz GLC 300 Steering Problems
- Complaints
- 5about this part
- Share
- 7%of 70 total for the year
- Median mileage
- 3,010miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 5 complaints about the steering of the 2020 Mercedes-Benz GLC 300, 7% of the 70 complaints for this model year. Where a mileage was given, the median is 3,010 miles. 1 of these say a crash was involved, according to the filers. 1 recall campaign on record is filed under a similar system.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“The vehicle wonders within the lane when mercedes distronic driver assistance is activated, particularly on gentle curves at highway speeds. It will hit lane bumps unless the driver actively steers away from the lane markings. The 2020 glc3004matic has been doing this since we purchased it new on january 2, 2020. Mercedes dealer has checked the vehicle and is now describing the vehicles behavior as normal. According to mercedes this is a new driver assistance package in the 2020 glc. It is a major safety hazard if the vehicle is not actively controlled by the driver at all times. …”
NHTSA complaint #11311725, filed 2020-02, 20 miles“The first day the car was picked up by us, we turned back and complained about the steering wheel and drivers' seat vibration. They checked it and we were told they cannot find anything. We were told to drive the car for awhile and return it if this complaint persists. We returned it to Okemos Mercedes with the same complaint. They said it is the tires and they replaced the right front tire. I told them I was driving since I was 17 and I know the difference between body and tire problems. We were told to try it again and come back and if it persists to return for diagnostics. Same response. …”
NHTSA complaint #11534401, filed 2023-07“the power steering wheel adjustment stopped working, leaving the steering wheel stuck in a very unconfutable position for driving. The car just ended its 4 yr warranty”
NHTSA complaint #11583628, filed 2024-04Related recalls
- 20V651000Oct 23, 2020Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2020 GLC300, GLC350e, GLC43 AMG, and GLC63 AMG vehicles. The power steering control unit wiring harness…Covers: Mercedes-Benz GLC 300 2020, AMG GLC63 2020, AMG GLC43 2020 +1 more
Related service bulletins
- 11037228Aug 28, 2026Complaint During part of the steering movement, it feels heavier or more difficult to steer in the same spot every time. OR Rattling, humming, dry sliding/gravel noise from the…
- 11019747Jun 9, 2025Complaint Height adjustment of electric steering column adjustment jammed in the top/bottom adjustment position (e.g. with Easy Entry function), noise (breakaway noise) when…
- 11003212Jun 12, 2024Complaint Noticeable vibrations at the steering wheel: • At speeds between 40mph and 75mph • On straight stretches of road and in long corners • With driver assistance systems…
- 11000598May 8, 2024Complaint Noticeable vibrations at the steering wheel: • At speeds between 40mph and 75mph • On straight stretches of road and in long corners • With driver assistance systems…
- 10249495Jan 24, 2024Noises in the steering column area when steering. Under analysis. Check which area of the steering column the noises occur in. Do the noises tend to occur at the bottom in the…
- 10249482Jan 24, 2024The steering wheel generates grinding noises between the steering wheel and steering column switch module during steering maneuvers See example file in the attachments area…
- 10228807Dec 1, 2022Complaint Height adjustment of electric steering column adjustment jammed in the top/bottom adjustment position (e.g. with Easy Entry function). Cause Height adjustment moves to…
- 10227142Nov 7, 2022Complaint 1. Vibrations noticeable at steering wheel when front axle is excited when driving at a speed between 65 km/h and 130 km/h over an obstacle. ⢠Driving over deeply…
- 10222462Sep 12, 2022Complaint Malfunction of the electric steering column adjustment. The adjustment application by the driver does not correspond to the adjustment direction of the steering column…
- 10222461Sep 12, 2022Complaint Height adjustment of electric steering column adjustment jammed in the top/bottom adjustment position (e.g. with Easy Entry function). Cause Height adjustment moves to…
Steering: other model years
Other parts of the 2020 Mercedes-Benz GLC 300
22 complaintsOther or unknown
15 complaintsBack-over prevention (rear camera)
7 complaintsElectrical system
6 complaintsForward collision avoidance
6 complaintsExterior lighting
5 complaintsFuel system
4 complaintsTransmission and drivetrain
4 complaintsBrakes
3 complaintsBody and structure
3 complaintsAir bags
2 complaintsVehicle speed control
2 complaints
← All problems reported for the 2020 Mercedes-Benz GLC 300
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Nov 1, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology