Mercury Mountaineer owners have reported 1 problem related to blown head gasket (under the engine and engine cooling category). The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of Mercury Mountaineer based on all problems reported for the Mountaineer.
Consumer noticed an extreme amount of fluid in the driveway which did not appear to be oil. After taking the vehicle to the dealer it was discovered that head gasket blew out. Consumer had the repairs done. Less than two months later, while driving , the gears would not connect properly. Consumer had to have the transmission replaced.
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all problems of the 2000 Mercury Mountaineer
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