Mercury Grand Marquis Mercury Grand Marquis GMC Sierra HD GMC Sierra HD
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Percentage of Mercury Grand Marquis and GMC Sierra HD repairs by problem area

Chart based on 204 Mercury Grand Marquis and 132 GMC Sierra HD repairs.

Mercury Grand Marquis and GMC Sierra HD repair cost distribution

Chart based on 184 Mercury Grand Marquis and 110 GMC Sierra HD repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.
See repair histories for the Mercury Grand Marquis.
See repair histories for the GMC Sierra HD.
Don't infer Mercury Grand Marquis or GMC Sierra HD problem frequency from what you see on this page. Many lucky owners have had no repairs, and their cars are not shown.

Mercury Grand Marquis and GMC Sierra HD Problems and Repair Histories

See our lemon odds and nada odds comparisons to see vehicles with no repairs or vehicles with more than three repairs. To see how frequently Mercury Grand Marquis or GMC Sierra HD problems occur, check out our car reliability stats.