2019 Mercedes-Benz E 450 Vehicle speed control Problems
- Complaints
- 1about this part
- Share
- 6%of 17 total for the year
- Median mileage
- —not reported
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 1 complaints about the vehicle speed control of the 2019 Mercedes-Benz E 450, 6% of the 17 complaints for this model year.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“The primary failure involved the electrical system and speed control, which posed a significant safety risk to myself and other drivers. The issue first presented itself when I noticed intermittent warning lights and error messages flashing on the dashboard, including indicators for the electronic stability program (ESP), steering assist, and lane tracking features. These malfunctions created erratic driving conditions, including unexpected acceleration delays and inconsistent cruise control behavior. …”
NHTSA complaint #11658594, filed 2025-05Related service bulletins
- 11031730Aug 27, 2022Dear Mercedes-Benz Owner: In our continuing efforts to assure the proper performance of Mercedes-Benz products and to enhance the satisfaction of our customers, Mercedes-Benz…
- 11031728Aug 19, 2022Dear Mercedes-Benz Owner: In our continuing efforts to assure the proper performance of Mercedes-Benz products and to enhance the satisfaction of our customers, Mercedes-Benz…
- 11031731Aug 13, 2022Dear Mercedes-Benz Owner: In our continuing efforts to assure the proper performance of Mercedes-Benz products and to enhance the satisfaction of our customers, Mercedes-Benz…
- 11031592Aug 5, 2022Mercedes-Benz AG (“MBAG”), the manufacturer of Mercedes-Benz vehicles, has extended the warranty for the accelerator pedal wiring harness and connectors from the original New…
Vehicle speed control: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2023 | 1 | 6% |
| 2019 | 1 | 6% |
Other parts of the 2019 Mercedes-Benz E 450
5 complaintsBrakes
4 complaintsEngine
4 complaintsTransmission and drivetrain
4 complaintsForward collision avoidance
3 complaintsBack-over prevention (rear camera)
2 complaintsSteering
2 complaintsAir bags
1 complaintsEngine cooling
1 complaintsExterior lighting
1 complaintsFuel system
1 complaintsLane departure
1 complaints
← All problems reported for the 2019 Mercedes-Benz E 450
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology