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BrakesPart report

2022 Mercedes-Benz GLC 300 Brakes Problems

Complaints
4about this part
Share
7%of 61 total for the year
Median mileage
—not reported
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 4 complaints about the brakes of the 2022 Mercedes-Benz GLC 300, 7% of the 61 complaints for this model year. 1 of these say a crash was involved, 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

“I was involved in a severe front-end collision where my vehicle struck another vehicle with significant force. Despite the major impact, the front airbags did NOT deploy. The entire front end of the vehicle was crushed, including destruction of the radiator, damage to engine components, internal structural collapse, and leaking fluids. Based on the severity and direct frontal nature of the crash, airbags should have deployed but did not. As a result of the impact, I sustained a neck and upper shoulder injury and required medical evaluation. …”

NHTSA complaint #11699636, filed 2025-11

“While driving down a busy neighborhood street 2 lanes with cars on both sides making it a 1 lane road pulled over to the side a little to let cars pass. All of a sudden ALL electrical and engine stopped and turned off. Only thing that was powered was instrument cluster with multiple warnings like SRS Malfunction, Steering Malfunction, SOS Inoperative, Parking Brake and more. We believe the car had also shifted to park on its own. No power to anything not even hazard lights. Nothing electrical had any sort of power. …”

NHTSA complaint #11748161, filed 2026-07

“Vehicle: 2022 Mercedes-Benz GLC 300 4MATIC Component: Electronic Parking Brake (EPB) / Service Brakes Summary of Complaint: This vehicle has an ongoing, unresolved Electronic Parking Brake (EPB) defect. The amber EPB warning light has recurred multiple times, including most recently after a $3,000 dealership repair intended to correct this exact fault. Timeline: 1.Following a brake pad replacement, the vehicle experienced an EPB failure, brake fluid loss, and a gear shift interlock lockout — leaving the vehicle inoperable. 2.The vehicle was taken to a Mercedes-Benz dealership for repair. …”

NHTSA complaint #11758847, filed 2026-08

Related service bulletins

Brakes: other model years

YearComplaintsShare of year
2025213%
2024314%
202359%
202247%
202034%
201912%
201856%
201744%
20162720%

Other parts of the 2022 Mercedes-Benz GLC 300

Fuel system
21 complaints
Steering
14 complaints
Electrical system
12 complaints
Engine
10 complaints
Other or unknown
7 complaints
Transmission and drivetrain
4 complaints
Vehicle speed control
4 complaints
Forward collision avoidance
3 complaints
Visibility (wipers, defrost, mirrors)
3 complaints
Air bags
2 complaints
Suspension
2 complaints
Back-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 31, 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