2021 Mercedes-Benz GLS580 problems and owner complaints
Explore the records behind recurring owner reports.
Key facts
5 owner complaints analyzed
11 distinct recall campaigns
43,000 mi median reported failure mileage
Scope: 2021 model year. Data snapshot: . 2 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 2 of 5 complaints (40.0%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Electrical and battery issues | 2 | 40.0% |
| Steering behavior | 2 | 40.0% |
| Braking behavior | 1 | 20.0% |
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 | 2 |
| Engine | 2 |
| Air Bags | 1 |
| Fuel System, Gasoline | 1 |
| Suspension | 1 |
| Visibility/Wiper | 1 |
Electrical System: 2; Engine: 2; Air Bags: 1; Fuel System, Gasoline: 1; Suspension: 1; Visibility/Wiper: 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 | 1 |
| 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: 1; 100,000 to 149,999: 0; 150,000 and above: 0
Under 25,000 miles has the most reports with usable mileage (1). 3 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 |
|---|---|
| 2021 | 1 |
| 2022 | 1 |
| 2024 | 1 |
| 2025 | 1 |
| 2026 | 1 |
2021: 1; 2022: 1; 2024: 1; 2025: 1; 2026: 1
Pattern summary
Electrical System leads the component reports. Electrical and battery issues appears in 2 complaint narratives. Steering behavior appears in 2 complaint narratives. Braking behavior appears in 1 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 11574364 · 2024-02-27 (February 27, 2024)
Delivered an unfinished or car with a broken part,Seat Problem not locking properly, Electrical Problem, Engine Light Came on, ESP warning, Suspension Problem, Battery Problem, Steering Jerking, Mirror Problem which they said Mercedes Benz aware of it, some sort of sound, car getting hot excessively.
Owner-reported narrative. Look up ODI 11574364 at NHTSA ↗
Owner report 11753406 · 2026-07-29 (July 29, 2026)
The vehicle suffered a sudden, catastrophic 48V mild-hybrid electrical power supply breakdown and complete system failure while traveling at highway speeds during a cross-country move. The sudden failure forced an emergency lane change into an isolation zone just off the highway. The sudden failure left the cabin completely powerless with no operational safety systems, hazard lights, or air conditioning in extreme 100+ degree heat. This roadside isolation created an immediate physical hazard and directly inflicted acute heat exhaustion and seve…
Owner-reported narrative. Look up ODI 11753406 at NHTSA ↗
Owner report 11444154 · 2021-12-17 (December 17, 2021)
The contact owns a 2021 Mercedes Benz GL550. The contact stated that while driving 30 -35 mph an unknown vehicle crossed her path, the driver depressed the brake pedal but was unable to stop before colliding with a vehicle. The steering wheel air bag split open and deployed. The contact sustained injuries, the inside of her right arm was cut. The air bags on the floor deployed and contact sustained severe burns on her shin medical attention was provided. The contact stated she still has an open wound. The distance warning indicator light was …
Owner-reported narrative. 3,000 miles reported. Look up ODI 11444154 at NHTSA ↗