Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2012 GMCFACTORY OEM SERVICE PROCEDURE
GMC: 2012
- Acadia
- Cab & Chassis Sierra
- Canyon
- 2D Pickup, 2.9L Eng VIN 9, 4WD, Automatic Trans
- 2D Pickup, 2.9L Eng VIN 9, 4WD, Standard Trans
- 2D Pickup, 2.9L Eng VIN 9, RWD, Automatic Trans
- 2D Pickup, 2.9L Eng VIN 9, RWD, Standard Trans
- 2D Pickup, 3.7L Eng VIN E, 4WD
- 2D Pickup, 3.7L Eng VIN E, RWD
- 4D Pickup Extra Cab, 2.9L Eng VIN 9, 4WD, Automatic Trans
- 4D Pickup Extra Cab, 2.9L Eng VIN 9, 4WD, Standard Trans
- 4D Pickup Extra Cab, 2.9L Eng VIN 9, RWD, Automatic Trans
- 4D Pickup Extra Cab, 2.9L Eng VIN 9, RWD, Standard Trans
- 4D Pickup Extra Cab, 3.7L Eng VIN E, 4WD
- 4D Pickup Extra Cab, 3.7L Eng VIN E, RWD
- 4D Pickup Extra Cab, 5.3L Eng VIN P, 4WD
- 4D Pickup Extra Cab, 5.3L Eng VIN P, RWD
- 4D Pickup, 2.9L Eng VIN 9
- 4D Pickup, 3.7L Eng VIN E, 4WD
- 4D Pickup, 3.7L Eng VIN E, RWD
- 4D Pickup, 5.3L Eng VIN P, 4WD
- 4D Pickup, 5.3L Eng VIN P, RWD
- Cutaway
- RV Cutaway
- Savana
- G1500, Van Cargo, 4.3L Eng VIN X
- G1500, Van Cargo, 5.3L Eng VIN 4
- G1500, Van Passenger
- G2500, Van Cargo Extended, 4.8L Eng VIN A
- G2500, Van Cargo Extended, 6.0L Eng VIN G
- G2500, Van Cargo Extended, 6.6L Eng VIN L
- G2500, Van Cargo, 4.8L Eng VIN A
- G2500, Van Cargo, 6.0L Eng VIN B
- G2500, Van Cargo, 6.0L Eng VIN G
- G2500, Van Cargo, 6.6L Eng VIN L
- G2500, Van Passenger, 4.8L Eng VIN A
- G2500, Van Passenger, 6.0L Eng VIN G
- G3500, Van Cargo Extended, 4.8L Eng VIN A
- G3500, Van Cargo Extended, 6.0L Eng VIN G
- G3500, Van Cargo Extended, 6.6L Eng VIN L
- G3500, Van Cargo, 4.8L Eng VIN A
- G3500, Van Cargo, 6.0L Eng VIN B
- G3500, Van Cargo, 6.0L Eng VIN G
- G3500, Van Cargo, 6.6L Eng VIN L
- G3500, Van Passenger Extended, 4.8L Eng VIN A
- G3500, Van Passenger Extended, 6.0L Eng VIN G
- G3500, Van Passenger Extended, 6.6L Eng VIN L
- G3500, Van Passenger, 4.8L Eng VIN A
- G3500, Van Passenger, 6.0L Eng VIN G
- G3500, Van Passenger, 6.6L Eng VIN L
- H1500, Van Cargo
- H1500, Van Passenger
- Sierra
- 1500, 2D Pickup, 4.3L Eng VIN X, 4WD
- 1500, 2D Pickup, 4.3L Eng VIN X, RWD
- 1500, 2D Pickup, 4.8L Eng VIN A, 4WD, Automatic T/Case Control
- 1500, 2D Pickup, 4.8L Eng VIN A, 4WD, Part Time T/Case Control
- 1500, 2D Pickup, 4.8L Eng VIN A, RWD
- 1500, 2D Pickup, 5.3L Eng VIN 0, 4WD, Automatic T/Case Control
- 1500, 2D Pickup, 5.3L Eng VIN 0, 4WD, Part Time T/Case Control
- 1500, 2D Pickup, 5.3L Eng VIN 0, RWD
- 1500, 4D Pickup Extra Cab, 4.3L Eng VIN X
- 1500, 4D Pickup Extra Cab, 4.8L Eng VIN A, Automatic T/Case Control
- 1500, 4D Pickup Extra Cab, 4.8L Eng VIN A, Part Time T/Case Control
- 1500, 4D Pickup Extra Cab, 5.3L Eng VIN 0, 4WD, Automatic T/Case Control
- 1500, 4D Pickup Extra Cab, 5.3L Eng VIN 0, 4WD, Part Time T/Case Control
- 1500, 4D Pickup Extra Cab, 5.3L Eng VIN 0, RWD
- 1500, 4D Pickup Extra Cab, 5.3L Eng VIN 7, Automatic T/Case Control
- 1500, 4D Pickup Extra Cab, 5.3L Eng VIN 7, Part Time T/Case Control
- 1500, 4D Pickup Extra Cab, 6.2L Eng VIN 2, 4WD
- 1500, 4D Pickup Extra Cab, 6.2L Eng VIN 2, RWD
- 1500, 4D Pickup, 4.8L Eng VIN A, 4WD, Automatic T/Case Control
- 1500, 4D Pickup, 4.8L Eng VIN A, 4WD, Part Time T/Case Control
- 1500, 4D Pickup, 4.8L Eng VIN A, RWD
- 1500, 4D Pickup, 5.3L Eng VIN 0
- 1500, 4D Pickup, 5.3L Eng VIN 7, Automatic T/Case Control
- 1500, 4D Pickup, 5.3L Eng VIN 7, Part Time T/Case Control
- 1500, 4D Pickup, 6.0L Eng VIN J, 4WD
- 1500, 4D Pickup, 6.0L Eng VIN J, RWD
- 1500, 4D Pickup, 6.2L Eng VIN 2, 4WD
- 1500, 4D Pickup, 6.2L Eng VIN 2, AWD
- 1500, 4D Pickup, 6.2L Eng VIN 2, RWD
- 2500 HD, 2D Cab Chassis, 6.0L Eng VIN G, 4WD, Automatic T/Case Control
- 2500 HD, 2D Cab Chassis, 6.0L Eng VIN G, 4WD, Part Time T/Case Control
- 2500 HD, 2D Cab Chassis, 6.0L Eng VIN G, RWD
- 2500 HD, 2D Cab Chassis, 6.6L Eng VIN 8, 4WD
- 2500 HD, 2D Cab Chassis, 6.6L Eng VIN 8, RWD
- 2500 HD, 2D Cab Chassis, 6.6L Eng VIN L, 4WD
- 2500 HD, 2D Cab Chassis, 6.6L Eng VIN L, RWD
- 2500 HD, 2D Pickup, 6.0L Eng VIN G, 4WD, Automatic T/Case Control
- 2500 HD, 2D Pickup, 6.0L Eng VIN G, 4WD, Part Time T/Case Control
- 2500 HD, 2D Pickup, 6.0L Eng VIN G, RWD
- 2500 HD, 2D Pickup, 6.6L Eng VIN 8, 4WD
- 2500 HD, 2D Pickup, 6.6L Eng VIN 8, RWD
- 2500 HD, 2D Pickup, 6.6L Eng VIN L, 4WD
- 2500 HD, 2D Pickup, 6.6L Eng VIN L, RWD
- 2500 HD, 4D Cab Chassis Extra Cab, 6.0L Eng VIN G, 4WD, Automatic T/Case Control
- 2500 HD, 4D Cab Chassis Extra Cab, 6.0L Eng VIN G, 4WD, Part Time T/Case Control
- 2500 HD, 4D Cab Chassis Extra Cab, 6.0L Eng VIN G, RWD
- 2500 HD, 4D Cab Chassis Extra Cab, 6.6L Eng VIN 8, 4WD
- 2500 HD, 4D Cab Chassis Extra Cab, 6.6L Eng VIN 8, RWD
- 2500 HD, 4D Cab Chassis Extra Cab, 6.6L Eng VIN L, 4WD
- 2500 HD, 4D Cab Chassis Extra Cab, 6.6L Eng VIN L, RWD
- 2500 HD, 4D Cab Chassis, 6.0L Eng VIN G, 4WD, Automatic T/Case Control
- 2500 HD, 4D Cab Chassis, 6.0L Eng VIN G, 4WD, Part Time T/Case Control
- 2500 HD, 4D Cab Chassis, 6.0L Eng VIN G, RWD
- 2500 HD, 4D Cab Chassis, 6.6L Eng VIN 8, 4WD
- 2500 HD, 4D Cab Chassis, 6.6L Eng VIN 8, RWD
- 2500 HD, 4D Cab Chassis, 6.6L Eng VIN L, 4WD
- 2500 HD, 4D Cab Chassis, 6.6L Eng VIN L, RWD
- 2500 HD, 4D Pickup Extra Cab, 6.0L Eng VIN G, 4WD, Automatic T/Case Control
- 2500 HD, 4D Pickup Extra Cab, 6.0L Eng VIN G, 4WD, Part Time T/Case Control
- 2500 HD, 4D Pickup Extra Cab, 6.0L Eng VIN G, RWD
- 2500 HD, 4D Pickup Extra Cab, 6.6L Eng VIN 8, 4WD
- 2500 HD, 4D Pickup Extra Cab, 6.6L Eng VIN 8, RWD
- 2500 HD, 4D Pickup Extra Cab, 6.6L Eng VIN L, 4WD
- 2500 HD, 4D Pickup Extra Cab, 6.6L Eng VIN L, RWD
- 2500 HD, 4D Pickup, 6.0L Eng VIN G, 4WD, Automatic T/Case Control
- 2500 HD, 4D Pickup, 6.0L Eng VIN G, 4WD, Part Time T/Case Control
- 2500 HD, 4D Pickup, 6.0L Eng VIN G, RWD
- 2500 HD, 4D Pickup, 6.6L Eng VIN 8, 4WD
- 2500 HD, 4D Pickup, 6.6L Eng VIN 8, RWD
- 2500 HD, 4D Pickup, 6.6L Eng VIN L, 4WD
- 2500 HD, 4D Pickup, 6.6L Eng VIN L, RWD
- 3500 HD, 2D Cab Chassis, 6.0L Eng VIN G, 4WD
- 3500 HD, 2D Cab Chassis, 6.0L Eng VIN G, RWD
- 3500 HD, 2D Cab Chassis, 6.6L Eng VIN L
- 3500 HD, 2D Pickup, 6.0L Eng VIN G, 4WD
- 3500 HD, 2D Pickup, 6.0L Eng VIN G, RWD
- 3500 HD, 2D Pickup, 6.6L Eng VIN 8
- 3500 HD, 2D Pickup, 6.6L Eng VIN L, 4WD
- 3500 HD, 2D Pickup, 6.6L Eng VIN L, RWD
- 3500 HD, 4D Cab Chassis Extra Cab, 6.0L Eng VIN G, 4WD
- 3500 HD, 4D Cab Chassis Extra Cab, 6.0L Eng VIN G, RWD
- 3500 HD, 4D Cab Chassis Extra Cab, 6.6L Eng VIN L, 4WD
- 3500 HD, 4D Cab Chassis Extra Cab, 6.6L Eng VIN L, RWD
- 3500 HD, 4D Cab Chassis, 6.0L Eng VIN G, 4WD
- 3500 HD, 4D Cab Chassis, 6.0L Eng VIN G, RWD
- 3500 HD, 4D Cab Chassis, 6.6L Eng VIN 8, 4WD
- 3500 HD, 4D Cab Chassis, 6.6L Eng VIN 8, RWD
- 3500 HD, 4D Cab Chassis, 6.6L Eng VIN L, 4WD
- 3500 HD, 4D Cab Chassis, 6.6L Eng VIN L, RWD
- 3500 HD, 4D Pickup Extra Cab, 6.0L Eng VIN G, 4WD
- 3500 HD, 4D Pickup Extra Cab, 6.0L Eng VIN G, RWD
- 3500 HD, 4D Pickup Extra Cab, 6.6L Eng VIN 8, 4WD
- 3500 HD, 4D Pickup Extra Cab, 6.6L Eng VIN 8, RWD
- 3500 HD, 4D Pickup, 6.0L Eng VIN G, 4WD
- 3500 HD, 4D Pickup, 6.0L Eng VIN G, RWD
- 3500 HD, 4D Pickup, 6.6L Eng VIN 8, 4WD
- 3500 HD, 4D Pickup, 6.6L Eng VIN 8, RWD
- Terrain
- SLE, 2.4L Eng VIN K, AWD, Gas
- SLE, 2.4L Eng VIN K, AWD, Gas/Ethanol
- SLE, 2.4L Eng VIN K, FWD, Gas
- SLE, 2.4L Eng VIN K, FWD, Gas/Ethanol
- SLE, 3.0L Eng VIN 5, AWD
- SLE, 3.0L Eng VIN 5, FWD
- SLT, 2.4L Eng VIN K, AWD, Gas
- SLT, 2.4L Eng VIN K, AWD, Gas/Ethanol
- SLT, 2.4L Eng VIN K, FWD, Gas
- SLT, 2.4L Eng VIN K, FWD, Gas/Ethanol
- SLT, 3.0L Eng VIN 5, AWD
- SLT, 3.0L Eng VIN 5, FWD
- Yukon
- Yukon XL
- Acadia AWD V6-3.6L
- Acadia FWD V6-3.6L
- Canyon 2WD
- Canyon 4WD
- Savana 1500 AWD V8-5.3L
- Savana 1500 RWD
- Savana 2500
- Savana 3500
- Savana 4500
- Sierra 1500 2WD
- Sierra 1500 4WD
- Sierra 2500 2WD
- Sierra 2500 4WD
- Sierra 2500 Denali 2WD
- Sierra 2500 Denali 4WD
- Sierra 3500 2WD
- Sierra 3500 4WD
- Sierra 3500 Denali 2WD
- Sierra 3500 Denali 4WD
- Sierra Denali 2WD V8-6.2L
- Sierra Denali AWD V8-6.2L
- Terrain AWD
- Terrain FWD
- Yukon 2WD
- Yukon 4WD
- Yukon Denali 2WD
- Yukon Denali 4WD V8-6.0L Hybrid
- Yukon Denali AWD V8-6.2L
- Yukon XL 2WD
- Yukon XL 4WD
- Yukon XL Denali 2WD V8-6.2L
- Yukon XL Denali AWD V8-6.2L
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.