2022 Mercedes-Benz GLC 300 Electrical system Problems
- Complaints
- 12about this part
- Share
- 20%of 61 total for the year
- Median mileage
- 5,462miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 12 complaints about the electrical system of the 2022 Mercedes-Benz GLC 300, 20% of the 61 complaints for this model year. Where a mileage was given, the median is 5,462 miles. 1 of these say a crash was involved and 1 a fire, according to the filers.
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.
“My vehicle got stuck on a EPB(electronic parking brake) and I was unable to disengage it. I tried a few things and none worked. I contacted Mercedes to tow it to the dealer and the tow truck came and driver had to “drag” my vehicle on to the flatbed. My car has been at Mercedes for 5 days now and they gave me a response saying that they are having a hard time trying to disengage the EPB. …”
NHTSA complaint #11742050, filed 2026-06“Safety was at risk when the gears switched to neutral while I was driving in car with my children. A recall was completed when bought car was not aware of fuel pumps recall issue. Says completed repair but the car is still having issues and was sold to me without telling me about the recall. First appeared about a week ago. Making a ticking noise, losing power when accelerating.”
NHTSA complaint #11633770, filed 2025-01“The car randomly shows an empty tank of gas at the start of the day, when there was a half tank of gas remaining. I filled the gas, but the car did not register any fuel-up and kept showing empty. I took it to the dealer for repair and the fuel tank sensor was replaced under warranty a month ago. Now, this week the same issue reappeared. The car began showing no gas in the tank on a random morning last week and remained driveable for a couple of days. The gas levels reappeared corrected on day #3. …”
NHTSA complaint #11569909, filed 2024-02“Vehicle vibrates quite violently when hit some potholes. Steering wheel is the part that vibrates more but vibration is felt throughout the vehicle. It is more prevalent at highway between 55-65 mph speed. I also noticed that car shakes unusually and tilts to one side at times making it quite uncomfortable for driver. back tires make slipping noice on potholes and feels like car is going to be unstable momentarily . All these issues are putting driver and others at risk. I joined Facebook page of glc300 owners and almost everyone reported this kind of problem. …”
NHTSA complaint #11480906, filed 2022-08“The contact owns a 2022 Mercedes-Benz GLC300. The contact stated while driving out of a parking lot at 5-10 MPH and making a left turn, the windshield wipers and the rearview camera engaged independently. Additionally, the vehicle accelerated unintendedly and crashed into another vehicle that was unoccupied and parked on the left side of the road. The air bags did not deploy. The contact sustained bruises and soreness around the left elbow, but did not seek medical assistance. A police report was filed. …”
NHTSA complaint #11544230, filed 2023-09, 10,000 milesRelated service bulletins
- 11036511Aug 24, 2026Complaint Tailgate opens unintentionally. Cause Accidental or unnoticed activation of the button to open the tailgate on the vehicle key. EXAMPLE: when stored in trouser pocket…
- 11036142Aug 12, 2026Complaint 1. General Diagnostic Tips 2. One or More PARK Sensor Activations 3. Red Ring Around Vehicle 4. "Active Parking and Parking Assist Inoperative" on Instrument Cluster 5…
- 11036190Aug 6, 2026Complaint A popup is seen on the HU with the message "data connection temporarily not available". Potentially affected functionalities in NTG4.5, NTG5 1.Weather 2.Local Search…
- 11033855Jun 12, 2026Complaint Service code B1 displayed in the customer menu does not match the workshop code displayed in the workshop menu, e.g., 505 or 550A, which includes a service A. Cause The…
- 11033185May 26, 2026Complaint After successful commissioning of the HERMES control unit (N112/9) with XENTRY Diagnosis DVD 03/2026, the message "SOS - service not activated" appears on the…
- 11033016May 26, 2026Complaint The customer requests deactivation of the N112/9 HERMES communication module Note: Deactivation of the HERMES control unit (N112/9) is not supported for gray-market…
- 11032699May 12, 2026Complaint 1. General Diagnostic Tips 2. One or More PARK Sensor Activations 3. Red Ring Around Vehicle 4. "Active Parking and Parking Assist Inoperative" on Instrument Cluster 5…
- 11031867Apr 30, 2026Complaint The panoramic sliding sunroof operates in a stepped movement. The panoramic roof becomes denormalized without an apparent reason (not directly after control unit…
- 11030295Mar 26, 2026Complaint The "easy entry and exit feature" function deactivates itself after a brief period. (see attachment) Cause The cause is currently being investigated. Remedy Update the…
- 11030299Mar 25, 2026Complaint Customer concern for ESP/Brake or Steering yellow instrument cluster message AND C220564 in the N80 Steering Column Control Module (Valeo Parts only). To check which…
Electrical system: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2025 | 12 | 75% |
| 2024 | 6 | 29% |
| 2023 | 30 | 55% |
| 2022 | 12 | 20% |
| 2021 | 8 | 12% |
| 2020 | 5 | 7% |
| 2019 | 14 | 30% |
| 2018 | 13 | 15% |
| 2017 | 15 | 15% |
| 2016 | 11 | 8% |
Other parts of the 2022 Mercedes-Benz GLC 300
21 complaintsSteering
14 complaintsEngine
10 complaintsOther or unknown
7 complaintsBrakes
4 complaintsTransmission and drivetrain
4 complaintsVehicle speed control
4 complaintsForward collision avoidance
3 complaintsVisibility (wipers, defrost, mirrors)
3 complaintsAir bags
2 complaintsSuspension
2 complaintsBack-over prevention (rear camera)
1 complaints
← All problems reported for the 2022 Mercedes-Benz GLC 300
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 27, 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