Chart based on 267 Mercury Mountaineer and 727 GMC Sierra 1500 repairs.
Chart based on 217 Mercury Mountaineer and 481 GMC Sierra 1500 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.
Don't infer Mercury Mountaineer or GMC Sierra 1500 problem frequency from what you see on this page. Many lucky owners have had no repairs, and their cars are not shown.
Mercury Mountaineer and GMC Sierra 1500 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 Mountaineer or GMC Sierra 1500 problems occur, check out our car reliability stats.