Year by year
| Model year | Complaints | Recalls |
|---|---|---|
| 2019 | 2 | 2 |
| 2018 GLS 550 | 6 | 3 |
A model year gets its own page when it has enough data for at least three sections
Most common problems
- Unknown or other2
- Suspension2
- Visibility/wiper1
- Service brakes, air1
- Seats1
- Seat belts1
- Power train1
- Engine and engine cooling1
NHTSA ODI complaints, all model years
Fuel consumption by year
Official Canadian test results for 3 model years, best variant per year. Combined consumption ranges from 14.7–15.1 L/100 km.
| Year | Variant | City | Highway | Combined |
|---|---|---|---|---|
| 2019 | GLS 550 4MATIC · Sport utility vehicle: Standard · Premium gasoline | 17.2 | 12.6 | 15.1 |
| 2018 | GLS 550 4MATIC · Sport utility vehicle: Standard · Premium gasoline | 16.5 | 12.6 | 14.7 |
| 2017 | GLS 550 4MATIC · Sport utility vehicle: Standard · Premium gasoline | 16.7 | 12.9 | 15.0 |
Litres per 100 km. Natural Resources Canada, Fuel consumption ratings (open.canada.ca) · Open Government Licence – Canada
Recalls
4 campaigns cover the GLS 550.
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2017-2022 CLA-Class, GLA-Class, GLE-Class, GLS-Class, SLC-Class, A-Class, AMG GT-Class, C-Class, E-Class, S-Class, SL-Class, GLC-Class, CLS-Class, GLB-Class, and G-Class vehicles. Please refer to MBUSA's recall report for specific vehicle model details. An error in the communication module's SIM card software can cause a mobile network connection failure, disabling the emergency call (eCall) system.
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2016 - 2021 CLA-Class, GLA-Class, GLE-Class, GLS-Class, SLC-Class, A-Class, GT-Class, C-Class, E-Class, S-Class, CLS-Class, SL-Class, B-Class, GLB-Class, GLC-Class, and G-Class vehicles. Please refer to the Part 573 report for specific vehicle model details. The software design of the communication module may fail to communicate the correct vehicle location for the emergency call system (eCall) in the event of a crash.
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2018 Mercedes-Benz GLE350 4Matic, GLE350, GLS450 4Matic, GLS550 4matic, GLE43 AMG 4Matic, GLE63 AMG 4Matic, GLE63S AMG 4Matic, and GLS63 AMG 4Matic vehicles. The rear brake caliper pistons on these vehicles may not have been correctly coated, causing gas to become temporarily released into the rear brake hydraulic circuit, reducing braking performance.
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2017 GLE400 4Matic, GLE350 4Matic, GLE350, GLE550e 4Matic, GLE43 AMG 4Matic, GLE63 AMG 4Matic, GLS450, GLE63S 4Matic, GLS63 4Matic, S550e, S600, S63 AMG 4Matic, S65 AMG, S550, Mercedes-Maybach S600, Mercedes-Maybach S550 4Matic, GLE43 AMG 4Matic Coupe, GLE63S 4Matic Coupe, 2017-2018 GLS550 4Matic, S550 4Matic, 2018 S450, and S63 AMG 4Matic vehicles. The rear passenger door on the driver side may indicate that it is locked, when it may not be. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 206, "Door Locks and Door Retention Components."
NHTSA recalls