2025 Mercedes-Benz AMG GLC43 4MATIC COUPE problems and owner complaints
Explore the records behind recurring owner reports.
Key facts
2 owner complaints analyzed
2 distinct recall campaigns
300 mi median reported failure mileage
Scope: 2025 model year. Data snapshot: . 1 complaints include usable failure mileage.
This selection has limited data. It remains available for lookup but is excluded from search indexing.
Most common problems
Electrical System is the most frequently named component, appearing in 1 of 2 complaints (50.0%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Engine operation | 2 | 100.0% |
Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.
Component breakdown
Number of unique complaints naming each component. Top eight shown.
| Category | Count |
|---|---|
| Electrical System | 1 |
| Engine | 1 |
| Forward Collision Avoidance: Adaptive Cruise Control | 1 |
| Power Train:Axle Assembly | 1 |
Electrical System: 1; Engine: 1; Forward Collision Avoidance: Adaptive Cruise Control: 1; Power Train:Axle Assembly: 1
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
| Category | Count |
|---|---|
| Under 25,000 | 1 |
| 25,000 to 49,999 | 0 |
| 50,000 to 74,999 | 0 |
| 75,000 to 99,999 | 0 |
| 100,000 to 149,999 | 0 |
| 150,000 and above | 0 |
Under 25,000: 1; 25,000 to 49,999: 0; 50,000 to 74,999: 0; 75,000 to 99,999: 0; 100,000 to 149,999: 0; 150,000 and above: 0
Under 25,000 miles has the most reports with usable mileage (1). 1 complaints have missing, zero or invalid mileage.
Complaints over time
Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.
| Category | Count |
|---|---|
| 2025 | 2 |
2025: 2
Pattern summary
Electrical System leads the component reports. Engine operation appears in 2 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.
Calculated from recorded counts. An AI narrative has not been published for this selection.
Complaint evidence
Examples provide context, not a representative sample or a verified diagnosis.
Owner report 11675860 · 2025-07-24 (July 24, 2025)
The contact owns a 2025 Mercedes-Benz AMG GLC43. The contact stated that while driving approximately 70 MPH, the message "Rear Axle Malfunction" was displayed, and the vehicle stalled. The vehicle was towed to the local dealer who diagnosed the vehicle with a rear axle software malfunction. The rear axle software was updated, and the vehicle was repaired; however, the failure reoccurred. The vehicle was not yet repaired. The manufacturer was notified of the failure. The failure mileage was 300.
Owner-reported narrative. 300 miles reported. Look up ODI 11675860 at NHTSA ↗
Owner report 11702597 · 2025-12-02 (December 2, 2025)
The vehicle experienced a sudden loss of power while driving on the freeway. The check-engine light began flashing, and the car immediately stopped accelerating. I was in the fast lane at freeway speeds when the vehicle lost power, forcing me to activate my hazard lights and merge into the slow lane to avoid being hit by other vehicles. It felt like the engine was about to stall in traffic, creating a major safety risk to myself and others. Component that failed: The dealer confirmed a constant misfire in Cylinder #2, caused by a burned spark-…
Owner-reported narrative. Look up ODI 11702597 at NHTSA ↗