The brakes squeal very loud and I am constantly having to brake hard several times to make this noise temporarily go away. I have taken it to Mercedes and they say that this is not under warranty. I took the SUV once early on after the car was purchased. The dealer told me to brake hard a few times and this would go away. It didn't I took the car three times to the dealer until finally they…
2018 Mercedes-Benz GLC-Class brakes problems
moderate Owners of the 2018 Mercedes-Benz GLC-Class have filed 5 NHTSA complaints about the brakes at roughly $450 to repair (U.S. federal records, as of September 2026). Source: NHTSA Office of Defects Investigation. See brakes across all vehicles →
Complaints
5
Recalls
0
Avg fix
$450
| Model year | brakes complaints |
|---|---|
| 2016 GLC-Class | 26 |
| 2017 GLC-Class | 4 |
| 2018 GLC-Class (this page) | 5 |
What stands out
No new NHTSA brakes complaint has been filed on this vehicle in over 7 years — the issue may be aging out of the active population.
What owners are reporting 2 most recent
A few weeks after I bought my vehicle the brakes started squeaking. I mentioned this to one of the service people and she suggested it might be a small stone. It continued to squeak and then it started screeching. People in the parking lot and at home asked me if I was really driving a Mercedes-benz. The brakes were changed eventually and the service gentleman said it wouldn't help as it would…
Had brakes trouble with your 2018 Mercedes-Benz GLC-Class?
File a complaint with NHTSA → It's free, official, and how every report above got here — owner filings are the federal safety record this page is built on.
Common questions
How serious is the brakes problem on the 2018 Mercedes-Benz GLC-Class?
It's a documented issue but not catastrophic. 5 complaints have been filed. Repairs average $450 and most owners catch it before it causes a breakdown.
At what mileage does the brakes typically fail?
Mileage data is limited for this issue. Owners report failures across a wide range, suggesting cause is more about driving conditions and maintenance than mileage alone.
What does it cost to fix?
Independent shops typically charge around $450 for brakes repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to brakes?
No active recalls currently cover brakes issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Related
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Verify the raw federal record at
nhtsa.gov/vehicle/2018/Mercedes-Benz/GLC-Class.
Severity ratings are derived from reported crashes, fires, injuries, and fatalities. Repair cost estimates are
independent-shop national averages and may differ in your area. Some links on this page are affiliate links.