Mercury Grand Marquis owners have reported 2 problems related to automatic transmission park/neutral start switch (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.
I got out of the car, with the engine running, in park, emergency brake not applied, was on a level spot,. I left the door open, for a few minutes, the door slammed, and the car started going forward and ran into our other car and storage shed.
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all problems of the 1999 Mercury Grand Marquis
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Upon turning ignition to start vehicle, switching gear from park to reverse and accelerating vehicle makes a loud noise, cause unknown. Please provide any further information.
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all problems of the 2000 Mercury Grand Marquis
🔎.