2026 Mercedes-Benz GLC 300 4MATICProblems, recalls & complaints

NHTSA has logged 6 owner complaints about the 2026 Mercedes-Benz GLC 300 4MATIC, most often about the electrical system. It is covered by 3 safety recalls, and for recall 25V-533 the manufacturer reports only 91% of affected cars repaired.

Source: NHTSA complaints, recalls, investigations and manufacturer recall reports, through June 17, 2026. Updated daily.

Complaints by system

Where the 2026 Mercedes-Benz GLC 300 4MATIC has problems

6 complaints grouped by the system owners reported.

Box size = number of complaints naming that system. Darker = larger share. One complaint can name more than one system.
Complaints by system
SystemComplaintsCrash, fire or injury
Electrical system41
Engine11
Back over prevention10
Service brakes10
Structure10
Power train10

Source: NHTSA Office of Defects Investigation. Complaints are submitted by the public and are not verified by NHTSA.

3 recalls

2026 Mercedes-Benz GLC 300 4MATIC recalls and how many were fixed

Each ring shows the share of affected cars repaired, from the manufacturer’s latest quarterly report to NHTSA. Recall repairs are free at authorized dealers.

91%repaired · 2026 Q3

Electrical system: instrument cluster/panel

New

Recall 26V-281 · May 1, 2026 · 144,049 vehicles · 131,615 repaired

Risk. An instrument panel display that fails to show critical safety information, such as the speedometer and warning lights, increases the risk of a crash.

Problem, fix and repair progress →

70%repaired · 2026 Q3

Seat belts: rear/other

New

Recall 26V-172 · Mar 20, 2026 · 20 vehicles · 14 repaired

Risk. In the event of a crash, an insufficiently restrained child has an increased risk of injury.

Problem, fix and repair progress →

91%repaired · 2026 Q3

Steering: critical fasteners

Recall 25V-533 · Aug 20, 2025 · 3,749 vehicles · 3,399 repaired

Risk. A loose steering coupling can cause a loss of steering control, increasing the risk of a crash.

Problem, fix and repair progress →

Recalls apply to specific cars. To see whether a recall is still open on yours, enter the 17-character VIN at nhtsa.gov/recalls or with Mercedes-Benz.

Best & worst years

2026 vs. every other GLC 300 4MATIC year

Bars show complaints per model year. Colors show the CarFlaw verdict: complaints weighted for crashes, fires and injuries, adjusted for years on the road and compared with the GLC 300 4MATIC median. How we score

'23'24'25'26
  • Avoid
  • Caution
  • Solid
  • Best
  • Not rated
In owners' words

What GLC 300 4MATIC owners report

Recent electrical system complaints filed with NHTSA, shortened. Personal details are removed.

The contact owns a 2026 Mercedes-Benz GLC 300 4MATIC. The contact stated that her instrumental panel was not working, which caused her to be unable to see the gas level, oil, thermostat, and any warning lights. The vehicle was taken to a dealer twice. The first occasion the vehicle's instrumental…
Complaint 11744725 · Jun 17, 2026 · 5,769 miles
I was parked for a few minutes and I suddenly noticed a strong oder coming into my vehicle. I could not pinpoint what the smell was, but I knew that whatever was coming into the SUV was not safe. My screen started flashing warnings "Service Required: Do Not Drive" “Do Not Shift Gears”. After the…
Complaint 11743388 · Jun 11, 2026
I bought a 2026 GLC300 4matic SUV a month ago. I am very disappointed and scared of serious bodily damage due to the trunk door closing by itself while my upper body is loading/unloading the trunk. My wife and I were hit on the shoulder, back, arms, or head over a dozen times for 1 month. We took…
Complaint 11736668 · May 8, 2026

Own a 2026 GLC 300 4MATIC?

Decode your VIN to see the recalls for your exact car, then confirm open recalls with NHTSA.