Two problems related to transmission gear slipping have been reported for the 2000 Mercury Mountaineer. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2000 Mercury Mountaineer based on all problems reported for the 2000 Mountaineer.
At 25 mph while applying gas pedal, engine revved, but vehicle slowed down instead. Took to dealer who found transmission needed to be replaced. Ford will replace it with remanufactured transmission. Traveling at 30-40 mph, the transmission slipped badly.
At 25 mph while applying gas pedal, engine revved, but vehicle started to slow down instead. Took vehicle to dealer who found that transmission needed to be replaced. Ford replaced it with remanufactured transmission. At a speed of 30 to 40 mph, the transmission slips and was replaced.