Mercury Grand Marquis owners have reported 2 problems related to axle assembly (under the power train 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.
Rear axle bearing failure on 2003 Mercury Grand Marquis. Pe4010. The axles are improperly heat treated and fail due to normal loads. This car is not a police vehicle. There is a clear defect in the axles of all similar body styles.
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all problems of the 2003 Mercury Grand Marquis
🔎.
The vehicle sits uneven after the rear air springs are inflated. This problem doesn't fall within manufacturer specs.
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all problems of the 1998 Mercury Grand Marquis
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