VehicleVerdict

2026 Mercedes-Benz Glc 300 4matic problems

Verdict · NHTSA data

Limited data — recalls on file

NHTSA has just 10 complaints on file for the 2026 Mercedes-Benz Glc 300 4matic — too few to judge reliability from owner reports alone — but 3 recall campaigns apply to this year, so any used example should have its VIN checked for completed recall work.

10

NHTSA complaints

3

Recalls

0

Investigations

0

Crash-involved

3

Fires reported

0

Injuries

0

Deaths

—

NCAP overall

How does 2026 compare to other Glc 300 4matic years?

Glc 300 4matic NHTSA complaints by model year, 2026 highlighted12 complaints2023: 11 complaints2024: 9 complaints2025: 12 complaints2026: 10 complaints
Glc 300 4matic NHTSA complaints by model year, 2026 highlighted. Red bars are years to avoid.

See all Glc 300 4matic years to avoid →

What are the most common 2026 Mercedes-Benz Glc 300 4matic problems?

ComponentComplaintsShare
Electrical System440%
Driver Assistance110%
Brakes110%
Other110%
Body & Structure110%
Transmission110%
Engine110%

Does the 2026 Mercedes-Benz Glc 300 4matic have recalls?

3 NHTSA recall campaigns on file. Recall repairs are free at franchised dealers.

26V281000Electrical SystemMay 1, 2026 · 144,049 units

Defect

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2024-2026 AMG GT, C-Class, E-Class, SL, CLE, and GLC vehicles. The infotainment control unit may reset while the vehicle is in motion and cause the instrument panel display to go blank.

Consequence

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

Remedy

Dealers will update the infotainment control unit software, free of charge. Owner notification letters were mailed June 29, 2026. MBUSA's number for this recall is 2026050004. Owners may contact MBUSA customer service at 1-800-367-6372. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning May 8, 2026.

26V172000Seat BeltsMarch 20, 2026 · 20 units

Defect

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2026 AMG GLC43 4MATIC, GLC 300 4MATIC, GLC 300, and GLC 300 4MATIC Coupe vehicles. The center rear seat belts may have been installed without the child seat protection function and fail to lock a child restraint properly. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 208, "Occupant Crash Protection," and FMVSS number 209, "Seat Belt Assemblies."

Consequence

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

Remedy

Dealers will inspect and replace the center rear seat belt assembly as necessary, free of charge. Owner notification letters were mailed May 15, 2026. Owners may contact MBUSA customer service at 1-800-367-6372. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning March 27, 2026.

25V533000SteeringAugust 20, 2025 · 3,749 units

Defect

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2023-2026 EQE and GLC vehicles. Please see the recall report for a complete list of models. The steering coupling bolt may have been improperly tightened, allowing the steering coupling to loosen from the steering rack.

Consequence

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

Remedy

Dealers will tighten the steering coupling bolts as necessary, free of charge. Owner notification letters were mailed October 6, 2025. Owners may contact MBUSA customer service at 1-800-367-6372.

Consumer complaints filed with NHTSA

Representative excerpts, cleaned of personal information. These are consumer statements, not verified defects.

“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…”

Complaint filed with NHTSA · Electrical System · June 1, 2026 · fire

“While at a stop with foot on brake, the vehicle surges forward powerfully making a loud noise despite having foot on brake. Forcefully pushing on brake pedal harder eventually stops the car. Most recent time the display screen showed "Transmission Deactivated". Dealership drove car once but did not…”

Complaint filed with NHTSA · Transmission · January 16, 2026

“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…”

Complaint filed with NHTSA · Other · June 1, 2026 · fire

“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…”

Complaint filed with NHTSA · Engine · June 1, 2026 · fire

“Backup camera keeps opening and closing constantly while driving in slow speeds. While driving, backup camera keeps opening and closing, creating a noise and distraction to the driver and might cause accidents. The issue has been confirmed by the Mercedes Benz dealership service manager, describing…”

Complaint filed with NHTSA · Driver Assistance · December 3, 2025

2026 Mercedes-Benz Glc 300 4matic — common questions

Is the 2026 Mercedes-Benz Glc 300 4matic reliable?

The record is thin — 10 NHTSA complaints — so owner-report data can't strongly confirm reliability either way, though 3 recalls should be verified as completed.

What are the most common 2026 Glc 300 4matic problems?

According to NHTSA complaint data, the leading problem areas are electrical system (4 complaints), engine (1 complaints), body & structure (1 complaints).

Does the 2026 Mercedes-Benz Glc 300 4matic have recalls?

Yes — NHTSA lists 3 recall campaigns affecting the 2026 Mercedes-Benz Glc 300 4matic. Recall repairs are free at franchised dealers; check the VIN at nhtsa.gov/recalls to confirm the work was done.

Related

Based on NHTSA ODI data through June 2026. Complaints are consumer-reported and unverified. Updated July 5, 2026.

Compiled by Sharon Ben-Moshe, Founder.