One problem related to engine stall has been reported for the 2002 Mercury Mountaineer. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2002 Mercury Mountaineer based on all problems reported for the 2002 Mountaineer.
2002 Mountaineer head valve broke. ***** the consumer agreed to a rebuilt engine and the work was completed on December 29, 2005. Twelve days after having the rebuild engine installed, it ceased while the consumer was driving. The consumer was told a hose clamp came loose.