complaints.title

complaints.subtitle

18 complaints
MERCEDES-BENZ GLC 300 2023 UNKNOWN OR OTHER
high
My sunroof exploded while driving on the interstate.
NHTSAUSApr 2026Source →
MERCEDES-BENZ GLC 300 2023 ELECTRICAL SYSTEM
medium
There are two issues 1) Unsure of the exact date, but about a year or two ago we were driving our car and the car's automatic break system went into effect on a typically busy, 3 lane road despite th
NHTSAUSMar 2026Source →
MERCEDES-BENZ GLC 300 2023 ENGINE
high
Vehicle has a significant engine oil leak without being driven. Engine oil electronic meter still shows engine oil to be in "Ok" range. Vehicle is 2023 with only 19680 miles and is rarely driven til
NHTSAUSSept 2025Source →
MERCEDES-BENZ GLC 300 2023 STRUCTURE:BODY:HATCHBACK/LIFTGATE
high
1. Rear Hatch hands free system - closes unexpectedly while loading or unloading car without using feet to trigger system. Hatch will close down and trap driver in the rear, causing bruising on driv
NHTSAUSMar 2025Source →
MERCEDES-BENZ GLC 300 2023 FORWARD COLLISION AVOIDANCE
medium
The contact owns a 2023 Mercedes-Benz GLC 300. The contact stated while driving on an access road at 35 MPH, the brake pedal was not depressed; however, the vehicle came to an immediate stop. There we
NHTSAUSFeb 2025Source →
MERCEDES-BENZ GLC 300 2023 UNKNOWN OR OTHER
low
The sunroof glass blasted and shattered during a drive on an interstate highway. I was driving normally when I heard a loud sound like a tire burst or gunshot. Initially, I thought that my tire had b
NHTSAUSDec 2024Source →
MERCEDES-BENZ GLC 300 2023 ELECTRICAL SYSTEM
low
check engine light continues to turn on and off, response from dealer maintenance is this issue is temperature related and just keep driving, not sure how this makes for an effective or safe functioni
NHTSAUSDec 2024Source →
MERCEDES-BENZ GLC 300 2023 FUEL/PROPULSION SYSTEM
low
Car has software issue putting drivers at risk until the update is provided. Response to problem from manufacturer is to drive the car or wait until such time as a solution is developed. this is the
NHTSAUSNov 2024Source →
MERCEDES-BENZ GLC 300 2023 SERVICE BRAKES
low
See attached document for complaint.
NHTSAUSSept 2024Source →
MERCEDES-BENZ GLC 300 2023 ELECTRICAL SYSTEM
low
The care sends a message that the battery is low. Then the check engine light comes on till we drive the car for awhile. The first time this happened I took it to the dealer and they said they could
NHTSAUSSept 2024Source →
MERCEDES-BENZ GLC 300 2023 EXTERIOR LIGHTING
medium
Second time the rear left tail light not working properly. The parking light stay on after turning vehicle off at time it turns off. The light assembly was replaced by dealership less than a year ago.
NHTSAUSAug 2024Source →
MERCEDES-BENZ GLC 300 2023 FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING
low
GLC 300 was purchased new on May 25, 2023. Multiple 12V battery errors, check engine indicators, and rear hatch closing on owner starting the first week of ownership. 48V battery and Main Fuse Box wer
NHTSAUSJul 2024Source →
MERCEDES-BENZ GLC 300 2023 ELECTRICAL SYSTEM
high
The contact owns a 2023 Mercedes-Benz GLC 300 W4. The contact stated that when his wife was parking the vehicle at approximately 5 MPH and when she depressed the brake pedal, the vehicle stalled. The
NHTSAUSJul 2024Source →
MERCEDES-BENZ GLC 300 2023 ELECTRICAL SYSTEM
high
There is an active recall for my vehicle Mercedez Benz GLC 300W4 for which I was NOT NOTIFIED BY THE DEALER AND MANUFACTURER. The recall states that certain 80A fuses installed might not meet produc
NHTSAUSJul 2024Source →
MERCEDES-BENZ GLC 300 2023 SERVICE BRAKES
medium
First of all, this is a new car produced in 2023. Since I bought it, the engine has shown alarms more than four times. Every time I went to the 4S shop, no problems were found. Today, the engine still
NHTSAUSJun 2024Source →
MERCEDES-BENZ GLC 300 2023 UNKNOWN OR OTHER
low
The automatic windows open when the car is parked without being initiated by anyone. Think of it as phantom window opening. The vehicle occasionally reports a window being open when in fact they are a
NHTSAUSMay 2024Source →
MERCEDES-BENZ GLC 300 2023 UNKNOWN OR OTHER
low
When working in the rear cargo area, the door comes down without warning and does not break when it meets resistance trapping me between the body of the car and the descending door. A great deal of ph
NHTSAUSMay 2024Source →
MERCEDES-BENZ GLC 300 2023 LANE DEPARTURE: BLIND SPOT DETECTION
low
Vehicle would not start, indicator displayed check owners manual, battery low. Vehicle towed to dealer
NHTSAUSApr 2024Source →