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Chart based on 27 repairs.
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2015 GMC Sierra 1500 4dr Crew Cab 5.5ft bed
355-horsepower 5.3L V8 6-speed shiftable automatic 4WD w/low range
25000 mi
Driver's seat bracket loose causing the seat to move slightly (click) during turns, acceleration, braking, etc. Dealer claimed no knowledge of TSB and could not identify problem.
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