Car Problem Reports

Mercury Mountaineer Problems With 5-speed Automatic Transmission are Common

Mercury Mountaineer Problem
11 Reports
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Model Years Affected: 2002, 2008

Drive Trains Affected: 2WD, 4WD

Average Mileage: 118,940 mi (70,000 mi - 164,000 mi)


Various problems with the 5-speed automatic transmission were common. These problems can be more common on the 2002 models with build dates before March, 2002. There are many service bulletins describing the diagnoses and repairs, which include fluid leak repairs, transmission software updates, or internal failures requiring a costly repair.

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