2026 Mercedes-Benz GLC 300 4MATIC Other or unknown Problems
- Complaints
- 1about this part
- Share
- 17%of 6 total for the year
- Median mileage
- —not reported
- Trend
- Too newThis model year is less than 4 years old, so a trend is not meaningful yet.
NHTSA recorded 1 complaints about the other or unknown of the 2026 Mercedes-Benz GLC 300 4MATIC, 17% of the 6 complaints for this model year. 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.
“I was parked for a few minutes and I suddenly noticed a strong oder coming into my vehicle. I could not pinpoint what the smell was, but I knew that whatever was coming into the SUV was not safe. My screen started flashing warnings Service Required: Do Not Drive “Do Not Shift Gears”. After the warning, white smoke started to roll out from under the hood and into the vehicle. I immediately ran back to get my baby out of her car seat and to safety. I was at my local YMCA and staff ran out to I assist me and had a fire extinguisher. YMCA called the police and fire department. …”
NHTSA complaint #11743388, filed 2026-06Related service bulletins
- 11031558Apr 24, 2026Complaint The intent of this document is to provide workshops with helpful technical reference language. • Commonly used acronyms in LI's and TIPS cases. • Control unit names…
- 11030301Mar 25, 2026Complaint The intent of this document is to provide workshops with helpful technical reference language. • Commonly used acronyms in LI's and TIPS cases. • Control unit names…
- 11027782Jan 21, 2026Complaint The intent of this document is to provide workshops with helpful technical reference language. • Commonly used acronyms in LI's and TIPS cases. • Control unit names…
- 11023932Oct 3, 2025Issue Mercedes-Benz AG, the manufacturer of Mercedes-Benz vehicles, has determined that on certain subject vehicles, the TIREFIT sealant bottle may not meet specifications. The…
Other or unknown: other model years
Other parts of the 2026 Mercedes-Benz GLC 300 4MATIC
4 complaintsBack-over prevention (rear camera)
1 complaintsBrakes
1 complaintsEngine
1 complaintsBody and structure
1 complaintsTransmission and drivetrain
1 complaints
← All problems reported for the 2026 Mercedes-Benz GLC 300 4MATIC
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