Five problems related to car accelerates on its own have been reported for the 1997 Mercury Mountaineer. The most recently reported issues are listed below.
The contact owns a 1997 Mercury Mountaineer. The contact stated that he shifted into drive and the vehicle suddenly accelerated. The contact mentioned that he had to shift to neutral in order to stop the vehicle and stated that the failure occurred several times. The vehicle was taken to the dealer. The technician was unable to diagnose the failure. The manufacturer was not made aware of the failure. The vehicle was not repaired. The failure mileage was 160,000 and the current mileage was 170,000.
When brakes applied the vehicle suddenly accelerated moving forward at approximately a foot per second shifted to neutral rpm's at approximately 3000 vehicle returned to normal.
Applied the brakes and vehicle made a loud noise and had sudden acceleration.
When applying the brakes for vehicle to come to a stop, engine revs, causing an sudden acceleration. The brakes are unable to stop vehicle. Dealer has been contacted.
While parking vehicle suddenly accelerated in reverse for no reason. Cause undetermined.