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Vehicle speed controlPart report

2006 Mercury Montego Vehicle speed control Problems

Complaints
14about this part
Share
16%of 85 total for the year
Median mileage
80,000miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 14 complaints about the vehicle speed control of the 2006 Mercury Montego, 16% of the 85 complaints for this model year. Where a mileage was given, the median is 80,000 miles. 1 of these say a crash was involved, according to the filers.

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.

“As I backed out of a parking space, the car surged & I hit another parked car behind me. Even though I had my foot on the brake, the car accelerated for a few seconds. I then placed the other foot on top of the right foot & put the gear into park & the car stopped.”

NHTSA complaint #10523202, filed 2013-07, 36,000 miles

“I experience a sudden acceleration when I am pulling into or backing out of a parking space and pulling into my driveway. I purchased this car used two years ago, so it might not be the first occurrence.”

NHTSA complaint #10465332, filed 2012-07, 92,903 miles

“We own a 2006 Mercury Montego and we have an acceleration problem that seems to be happening more and more. After starting the vehicle with the brake applied and I shift in reverse, the engine will rev up and try to force the car to move so I apply mt brakes even harder. This only lasts a few seconds. Then I shift into drive and with the brake still applied, it may do it again and try to take off when in fact I was not yet ready to press on my accelerator and it just wants to accelerate on it's own. …”

NHTSA complaint #10349411, filed 2010-08, 51,000 miles

“I turned on road heading south and increased speed to limit of 55 MPH and set cruise control. The road sloped slightly downward and the car was not requiring gas. The sensor got confused and the engine cut out leaving me suddenly without power. I was able to pull over off the road put the car in park and restart it I di not have a recurrence but am very concerned about safety. I took car into a dealer and they reset the software but told me it happens to all car manufacturer on a rare occasion and could not guarantee that it would not happen again. …”

NHTSA complaint #10259410, filed 2009-02, 34,820 miles

“Vehicle surged when put in reverse, vehicle lunged, engine ran rough and vehicle died. Vehicle was hard to control with service brakes. This happened several times and the check engine light came on. Codes p2106 and p061b are showing. Vehicle has been surging for a couple of years, only slightly when shifted into gear.”

NHTSA complaint #10413593, filed 2011-07, 101,000 miles

Vehicle speed control: other model years

YearComplaintsShare of year
20071233%
20061416%
20052418%

Other parts of the 2006 Mercury Montego

Transmission and drivetrain
28 complaints
Engine
18 complaints
Fuel system
9 complaints
Electrical system
7 complaints
Brakes
6 complaints
Engine cooling
6 complaints
Body and structure
5 complaints
Suspension
5 complaints
Air bags
4 complaints
Exterior lighting
4 complaints
Seat belts
3 complaints
Tires
3 complaints

← All problems reported for the 2006 Mercury Montego

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