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Vehicle speed controlPart report

1997 Mercury Mountaineer Vehicle speed control Problems

Complaints
59about this part
Share
18%of 328 total for the year
Median mileage
109,500miles
Trend
StableComplaints filed in the last 3 full calendar years are within 25% of the 3 years before.

NHTSA recorded 59 complaints about the vehicle speed control of the 1997 Mercury Mountaineer, 18% of the 328 complaints for this model year. Where a mileage was given, the median is 109,500 miles. 18 of these say a crash was involved and 1 a fire, according to the filers. 3 recall campaigns on record are filed under a similar system.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“My 1997 Mercury Mountaineer (that I purchased feb 2010) is experiencing the same acceleration problems as described in the 4.0 sohc campaign # 00v422000 and action # ea99001. I have to apply extra acceleration to make the car drive when engine is cold . After it warms up, or if I start the engine and allow it to warm up before driving, I do not have that problem. Has there been any other v8 complaints?”

NHTSA complaint #10334330, filed 2010-06, 149,000 miles

“Dt: 1997 Mercury Mountaineer. I the consumer bought the car used, and when using the cruise control for the first time it would not disengage. It was at 70 MPH and it accelerated to 85 MPH. To stop vehicle had to put it into neutral and turn the key off. Then vehicle coasted until it would stop. Also had to pump the brakes many times to stop. There was no crash. Had the car looked at by a mechanic.”

NHTSA complaint #10134358, filed 2005-08, 94,343 miles

“While driving 50 MPH the consumer felt something under h is foot snap. The consumer lost speed, pulled over to the side of the road, to discover the bolt holding the accelerator pedal had fallen off. The consumer was able to drive the vehicle in order to have the repair done.”

NHTSA complaint #10108573, filed 2005-02, 101,000 miles

“While completely stopped, the engine roared and the vehicle lunged into oncoming traffic hitting another vehicle. The dealer repaired the damages to the vehicle but was not able to determine the cause of the problem. Please provide any additional information.”

NHTSA complaint #10052086, filed 2004-02, 46,289 miles

“When I use the cruise control and then turn it off I can't seem to push my gas pedal when you are driving the vehicle. I have to keep putting extreme pressure on the accelerator pedal until something breaks or pops and then it allows me to push the pedal. I keep having problems with smoke coming from on top of the steering column like something is burning when you are driving, now I have electrical problems to where my horn will not work anymore. I keep having problems with the front frame of the SUV. …”

NHTSA complaint #10904769, filed 2016-09

Related recalls

Vehicle speed control: other model years

YearComplaintsShare of year
2010431%
2009117%
200822%
200779%
200633%
20051316%
20042110%
200396%
2002185%
200129%
20002823%
1999117%
19983615%
19975918%

Other parts of the 1997 Mercury Mountaineer

Tires
138 complaints
Brakes
40 complaints
Electrical system
15 complaints
Suspension
15 complaints
Engine cooling
14 complaints
Seat belts
12 complaints
Visibility (wipers, defrost, mirrors)
11 complaints
Body and structure
9 complaints
Transmission and drivetrain
8 complaints
Air bags
7 complaints
Equipment
7 complaints
Fuel system
6 complaints

← All problems reported for the 1997 Mercury Mountaineer

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