2016 Mercedes-Benz GLC 300 Service Brakes Problems

NHTSA component category: SERVICE BRAKES · data through 07/12/2026

27Service Brakes complaints

20.5%Of all 132 complaints

#2Most-reported category

Source: U.S. NHTSA complaint data. Complaints are unverified reports from vehicle owners — a complaint is not a confirmed defect.

How service brakes ranks on this vehicle

ENGINE38 · 28.8%

SERVICE BRAKES27 · 20.5%

Unspecified / other21 · 15.9%

FUEL/PROPULSION SYSTEM18 · 13.6%

AIR BAGS12 · 9.1%

Share of the 132 complaints citing each category; one complaint can cite several. Full breakdown on the 2016 Mercedes-Benz GLC 300 overview page.

What owners report

“Raw fuel smell when vehicle is at idle. Breaks are very loud at low temperatures. Very squeaky like metal on metal yet the brakes are…”NHTSA complaint 11504582 — filed 01/30/2023

“Often after starting the car, inside the car there is a gas smell that we have to closed the vents as it becomes unhealthy until…”NHTSA complaint 11421354 — filed 06/18/2021

“BRAKES STARTED SCREECHING LOUDLY WHEN BACKING UP STARTLING NEIGHBORS. AFTER SEEING MANY REPORTS ON THIS SAME PROBLEM, I HAD THE DEALERSHIP REPLACE THE BRAKE PADS…”NHTSA complaint 11096506 — filed 05/17/2018

Excerpts are shortened and scrubbed of personal details; they are individual, unverified reports.

Service Brakes complaints by year filed

Frequently asked questions

Does the 2016 Mercedes-Benz GLC 300 have service brakes problems?

Service Brakes is the #2 most-reported problem area on the 2016 Mercedes-Benz GLC 300: 27 of 132 complaints on file (20.5%). Complaints are unverified owner reports, not confirmed defects.

How many complaints does the 2016 Mercedes-Benz GLC 300 have in total?

132 complaints were on file with NHTSA as of 07/12/2026. Across all categories, 9 involved a crash, 2 involved a fire, 5 reported injuries, and none reported deaths.

What does NHTSA's service brakes category include?

NHTSA assigns each complaint to standard component categories; this page reports the SERVICE BRAKES category exactly as NHTSA defines and records it.

About this data — Complaint figures on this page are consumer reports submitted to the National Highway Traffic Safety Administration (NHTSA), a U.S. government agency. NHTSA does not verify individual complaints; a complaint is not proof that a defect exists, and counts reflect what owners chose to report, not confirmed failure rates. Recall information comes from official NHTSA safety recall campaigns; recall repairs are free at authorized dealers. Always check your specific vehicle by VIN at nhtsa.gov/recalls. CarModelProblems.com is an independent site and is not affiliated with NHTSA or any vehicle manufacturer. Data through 07/12/2026.