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Vehicle speed controlPart report

2007 Mercedes-Benz S550 Vehicle speed control Problems

Complaints
9about this part
Share
17%of 54 total for the year
Median mileage
60,000miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 9 complaints about the vehicle speed control of the 2007 Mercedes-Benz S550, 17% of the 54 complaints for this model year. Where a mileage was given, the median is 60,000 miles.

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.

“I was driving my S550 and came to a red light. I stopped at the light and when it turned green, I took my foot off the brakes and pressed the accelerator, but there was to response to pressing the accelerator. The car rpms were increasing but the vehicle was crawling at less than 5mph. This LED to me pulling over and parking the vehicle and turning it off. I waited 5 minutes and then restarted it and it began to work normally. …”

NHTSA complaint #10585032, filed 2014-04, 136,000 miles

“Vehicle becomes stuck in gear while driving down the road. Will not shift, sometimes you don't have enough power to move quickly. For example vehicle was stuck in 6th gear after leaving the highway. I could not accelerate to move the car. I had to shut the car off to reset the computer to get the car out of 6th gear. This has happened at least 10 times over the past 3 month period. Many other owners of this car have experienced the same transmission failure and that is very dangerous because the car lose power when it is stuck in a gear. …”

NHTSA complaint #10629934, filed 2014-09, 68,400 miles

“Vehicle is stopped at traffic light with driver's foot on brake. Engine revs up for a moment and vehicle lurches forward. Happened at two stops at lights within a few minutes.”

NHTSA complaint #10449937, filed 2012-03, 60,000 miles

“2007 S550, 7-speed automatic transmission, 57,000 miles. Started about 6-8 months ago. Experiencing very rough jolting type shifting, most commonly occurs after being parked on an incline or decline. Occurs when driving up or down an incline. Also, occurs on the freeway or after using cruise control. Transmission shifts from first to second gear and stays there until it's restarted. Requires turning off the car waiting a few seconds and restarting to reset the gears. Check engine light now starting to come on.very dangerous when driving in heavy traffic or on the freeway. …”

NHTSA complaint #10627631, filed 2014-08, 57,650 miles

“I was driving my S550 and came to a red light. I stopped at the light and when it turned green, I took my foot off the brakes and pressed the accelerator, but there was to response to pressing the accelerator. The car rpms were increasing but the vehicle was crawling at less than 5mph. This LED to me pulling over and parking the vehicle and turning it off. I waited 5 minutes and then restarted it and it began to work normally. …”

NHTSA complaint #10618927, filed 2014-08

Vehicle speed control: other model years

YearComplaintsShare of year
201512%
201414%
2011111%
200815%
2007917%

Other parts of the 2007 Mercedes-Benz S550

Transmission and drivetrain
13 complaints
Suspension
12 complaints
Electrical system
11 complaints
Engine
8 complaints
Other or unknown
6 complaints
Fuel system
5 complaints
Engine cooling
4 complaints
Air bags
3 complaints
Steering
3 complaints
Body and structure
3 complaints
Brakes
2 complaints
Equipment
1 complaints

← All problems reported for the 2007 Mercedes-Benz S550

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