Mercury Grand Marquis owners have reported 2 problems related to engine head gasket failure (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 Grand Marquis based on all problems reported for the Grand Marquis.
The vehicles head gasket failed and caused an oil leak . This could result in water and oil mixing and total engine failure.
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all problems of the 2000 Mercury Grand Marquis
🔎.
While driving vehicle started vibrating. Smoke started coming out from the hood, then the vehicle stalled. This was caused by a crack in the head gasket. The head gasket was replaced.
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all problems of the 1996 Mercury Grand Marquis
🔎.