Mercedes-Benz GLS-Class years to avoid
Every Mercedes-Benz GLS-Class model year on file (2017-2022), ranked worst to best by severity index - the share of owner complaints that report a crash, fire, injury or fatality.
2017
Worst year on file
82.4
Severity index
Unknown Or Other
Most-reported system
2022
Cleanest year on file
Ranked worst to best
| # | Model year | Severity | Complaints | Most-reported system |
|---|---|---|---|---|
| 1 | 2017 Mercedes-Benz GLS-Class | 82.4 High | 42 | Unknown Or Other |
| 2 | 2021 Mercedes-Benz GLS-Class | 76.6 Medium | 37 | Electrical System |
| 3 | 2020 Mercedes-Benz GLS-Class | 74.6 Medium | 38 | Electrical System |
| 4 | 2019 Mercedes-Benz GLS-Class | 72.6 Medium | 28 | Unknown Or Other |
| 5 | 2018 Mercedes-Benz GLS-Class | 68.0 Medium | 22 | Service Brakes |
| 6 | 2022 Mercedes-Benz GLS-Class | 65.2 Medium | 15 | Forward Collision Avoidance |
A high rank here means a larger share of this year's complaints described a crash, fire or injury - not that the vehicle is unsafe to drive, and not a reliability or repair-cost rating. Complaint counts are not normalised by units sold.
Mercedes-Benz GLS-Class complaints and recalls by year
| Model year | Complaints | Recalls | Crashes | Fires | Severity | Most-reported system |
|---|---|---|---|---|---|---|
| 2017 | 42 | 0 | 1 | 6 | 82.4 High | UNKNOWN OR OTHER |
| 2018 | 22 | 0 | 1 | 3 | 68.0 Medium | SERVICE BRAKES |
| 2019 | 28 | 0 | 1 | 2 | 72.6 Medium | UNKNOWN OR OTHER |
| 2020 | 38 | 0 | 3 | 1 | 74.6 Medium | ELECTRICAL SYSTEM |
| 2021 | 37 | 0 | 2 | 2 | 76.6 Medium | ELECTRICAL SYSTEM |
| 2022 | 15 | 0 | 2 | 1 | 65.2 Medium | FORWARD COLLISION AVOIDANCE |
Source. NHTSA public complaint and recall APIs. Complaint counts are not normalised by units sold; a high-volume seller will attract more filings than a rare trim.