2019 Mercedes-Benz GLS450
Only 4 complaints on file — too few for a fair verdict.
This verdict reflects complaint volume compared to this model's typical year. Recalls and safety issues below apply regardless of the verdict — always check them.
Only 4 complaints on file — too few for a fair verdict. The data below is complete but unranked.
- Complaints
- 4
- Recalls
- 2
- Investigations
- 0
- Top problem
- —
Too few to rank
Campaigns on file for 2019
None on file
Not enough data
Complaints per year
2019: 4 complaints
View as data table
| Year | Complaints |
|---|---|
| 2016 | 0 |
| 2017 | 35 |
| 2019 | 4 |
| 2020 | 1 |
| 2021 | 31 |
Known problem areas
Only 4 complaints on file for this model year — too few to rank by share. Raw counts only, below.
Vehicle speed control
1 of 4 total reports mentions: vehicle speed control.
Service brakes
1 of 4 total reports mentions: service brakes.
Fuel system, gasoline
1 of 4 total reports mentions: fuel system, gasoline.
Show complaint excerpts
Tl* the contact owned a 2019 Mercedes-Benz GLS450. The contact stated while his wife was driving 25 MPH, the vehicle crashed into another vehicle. The air bags failed to deploy.
NHTSA ODI report, 2021-01-29
Also filed under Air bags
Engine
1 of 4 total reports mentions: engine.
Show complaint excerpts
Driving on freeway at ̃75MPH toward 202 w Arizona freeway, dashboard showed a "Engine malfunction + 48 v battery see operator's manual:. 1 minute later another error on screen saying, coolant off turn engine off.
NHTSA ODI report, 2019-12-11
Electrical system
1 of 4 total reports mentions: electrical system, most commonly citing 12v/24v/48v battery.
Safety timeline
2 recalls · 0 investigations · oldest first
To check one car, enter its VIN on the NHTSA recall page. Check a VIN →
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R
2021-03-12Communication, electrical system21V058000 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.
Remedy: MBUSA will notify owners, and the communication module software will be updated by a dealer, or through an over-the-air (OTA) update, free of charge. The recall began March 12, 2021. Owners may contact MBUSA customer service at 1-877-762-8267.
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R
2022-07-08Communication, electrical system22V365000 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.
Remedy: The communication module software will be updated through an Over-the-Air (OTA) update or by a dealer, free of charge. Owner notification letters were mailed July 8, 2022.
Buy-smart checklist
2019 Mercedes-Benz GLS450 — pre-purchase inspection
Inspect
- Vehicle speed control: 1 report on file for this year.
- Service brakes: 1 report on file for this year.
- Fuel system, gasoline: 1 report on file for this year.
Verify these recalls were completed
- Recall 21V058000 · Communication, electrical system
- Recall 22V365000 · Communication, electrical system
FAQ
- Is the 2019 Mercedes-Benz GLS450 reliable?
- There isn't enough NHTSA complaint data on file yet to give this model year a verdict.
- What are the most common problems with the 2019 Mercedes-Benz GLS450?
- The most-reported component is vehicle speed control, accounting for 25% of complaints on file.
- How many recalls does the 2019 Mercedes-Benz GLS450 have?
- 2 recalls on file for this model year.
Data updated 2026-11-01 · Complaints are unverified owner reports filed with NHTSA, not independently verified defects. Methodology.