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GMC: common problems by model

30 GMC models with NHTSA data and repair videos. Pick a model, then a model year.

Models

Components owners complain about

ComponentOwner complaintsinvolving a crashTechnical service bulletins (TSB)
Engine1,88508,182
Powertrain1,38109,287
Electrical system1,121017,858
Service brakes64902,258
Steering47402,084
Exterior lighting42001,342
Fuel/propulsion system38501,400
Air bags3350482
Forward collision avoidance2330651
Engine and cooling157012,498
Vehicle speed control1550251
Other919020,304

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Sources: public NHTSA data (USA): service bulletins and owner complaints; YouTube: links to videos credited to their authors. Complaints are owner statements not verified by NHTSA, and describe defects rather than crash damage. Data updated 2026-11-04.