Two problems related to transmission gear slipping have been reported for the 2005 Mercury Montego. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2005 Mercury Montego based on all problems reported for the 2005 Montego.
The contact owns a 2005 Mercury Montego. While driving approximately 35 mph, the transmission began to slip violently in a jerking motion. In addition, a loud noise emitted outside of the vehicle. The failure occurred nineteen different times. The vehicle was diagnosed by a certified mechanic who stated the transmission would need to be replaced. The vehicle had not been repaired. The manufacturer was notified and they informed the service warranty expired. The approximate failure mileage was 32,000.
Transmission seems to slip and sputter while downshifting. Will not accelerate without slipping when heated up.