The contact owns a 2005 Mercury Montego. The contact stated while driving at approximately 65 mph, the vehicle independently shifted into failsafe engine mode. There was also an unusual increase in engine rpms. The contact shut off the vehicle and when restarting, the warning light was no longer illuminated and the vehicle resumed normal operation. The dealer advised that the failure was potentially caused by debris and should have corrected itself. The contact was advised not to bring the vehicle in. The failure recurred within three days. The vehicle was taken to a local repair facility where the contact was advised that the throttle body was defective and recommended a fuel injection service. The vehicle was taken to the dealer where repairs were made. The manufacturer was not contacted. The failure mileage was approximately 178,000 and the current mileage was approximately 179,000.

- Mechanicsville, VA, USA

The contact owns a 2005 Mercury Montego. The contact was driving at speeds of 20 mph. When they attempted to pass another vehicle, she depressed the accelerator and the vehicle was hesitant to increase speed similar to driving while in neutral. In addition, when depressing the brake pedal, the vehicle would jerk abnormally. The dealer reset the vehicle computer system and the vehicle returned to normal operation for a short period; however, the failure recurred. The contact had not taken the vehicle back to the dealer. The failure mileage was 51,000 and the current mileage was 64,000.

- Pascagoula, MS, USA

While idling when stopped or when moving slowly, the engine speed suddenly accelerates to above 3500 RPM causing the car to lurch forward unless the brake is firmly applied. The sudden acceleration lasts 3 to 5 seconds. Placing the gear into neutral has no effect on the engine speed. This happens sporadically. In the last 3 months it has happened approximately 7 times. Dealer says the car's computer system reports nothing unusual.

- Viera, FL, USA

The contact owns a 2005 Mercury Montego. She stated that the throttle body failed which made the vehicle shut off in the middle of the highway. She pulled over and turned the engine off and back on then it shut off on its own. The following day the failure recurred and the check engine light illuminated on the instrumental panel. The dealer stated that they would repair the vehicle at the owners expense when the part were available. They later stated that the part was available and that they have exhausted all options to repair the vehicle. The vehicle was not repaired; however, it remained in the dealers possession. The service manager stated that they would not repair the vehicle and the contact should retrieve it. The vehicle identification number was unavailable. The failure and current mileage were 57000.

- Benbrook, TX, USA