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Chart based on 6 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.
2008 GMC Sierra 1500 4dr Extended Cab 6.5ft bed
315-horsepower 5.3L V8 4-speed automatic 4WD w/low range
10 mi
US $6600
Lub Front & rear Diff. Transfer & Trans. Trans cooling lines, Tires & Rims.
50500 mi
Front Diff Bearing Failure
100000 mi
US $375
Front differential noise 40 - 50 mph. Update: It later became less pronounced and never caused an issue.
315-horsepower 5.3L V8 4-speed automatic 4WD w/low range
116800 mi
US $350
Right front axle boot was torn and needed replacing. The left axle seal was leaking and needed to be replaced. Right seal was replaced as well just to be sure.
See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. To see how
frequently 2008 GMC Sierra 1500 problems occur, check out our car reliability stats.