2024 Mercedes-Benz GLC problems and complaints

Owners have filed 31 complaints with NHTSA about the 2024 Mercedes-Benz GLC. The most-reported areas: Engine (8), Power Train (7), Electrical System (7).

Key takeaways

  • 31 owner complaints on file with NHTSA.
  • 1 involve a crash, 0 a fire, 3 reported injuries.
  • Complaints are unverified owner reports; recalls are confirmed defects.
Complaints by component
ComponentComplaintsShare
Engine826%
Power Train723%
Electrical System723%
Forward Collision Avoidance619%
Service Brakes413%
Unknown Or Other413%
Structure310%
Exterior Lighting310%
Back Over Prevention26%
Lane Departure13%
Visibility13%
Vehicle Speed Control13%

One complaint can name several components, so shares add up to more than 100%.

NHTSA 5-Star crash ratings
VersionOverallFrontSideRollover
2024 Mercedes-Benz GLC SUV AWDNot ratedNot ratedNot ratedNot rated
2024 Mercedes-Benz GLC SUV RWDNot ratedNot ratedNot ratedNot rated

Latest complaints, as filed

Owner-written and unverified by NHTSA.

Service Brakes,forward Collision Avoidance - filed 2026-08-26

2. Service Department Misconduct —XXX Appointment On XXX, I brought my vehicle to the dealership’s service department for a pre-scheduled and confirmed appointment regarding a safety-related warning involving the emergency brake system. Despite having provided a full description of the issue at the time of booking, I w...

Unknown Or Other,lane Departure,back Over Prevention - filed 2026-07-18

The vehicle presented multiple warnings/errors before shutting down on the street in traffic on June 23, 2026. Warnings such as Collision Detected, Blind Spot Assist and Exit Warning Inoperative, PRE-SAFE Inoperative, System Failure Detected, Service Required Do Not Shift Gear, along with various lights on the dashboa...

Structure - filed 2026-07-08

The rear lift gate closes unexpectedly when standing behind the vehicle and loading or unloading the cargo area. The keyless soft close activates even though there is no foot movement, or when there is minimal movement. This happens without warning. On several occasions this has happened to me, and also to my wife. It ...

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More for the 2024 Mercedes-Benz GLC

Complaints are reports filed by owners with the National Highway Traffic Safety Administration. NHTSA publishes them without verifying them, and counts rise with how many cars were sold, so compare years of the same model rather than different models. Crash ratings are NHTSA's own 5-Star Safety Ratings results.