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2008 GMC Canyon CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT GMC REPAIR SHOPS DON'T WANT YOU TO KNOW
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- Wiring Diagrams
- Technical Service Bulletins
- Specifications
- Brake Service
- Driveline, U-Joint & CV Axles Replacement
- Tire Pressure Monitoring System
- Starter & Alternator Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service

BRAKE SERVICE PROCEDURES FOR 2008 GMC Canyon AUTOMOBILES
Disc Brakes -> Delco Dual Piston Sliding Caliper -> Tightening Specifications
Vehicle: 2008 GMC Canyon SL 2.9 L4 GAS
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2008 GMC Canyon AUTOMOBILES
DRIVESHAFT, Replace -> Front -> One Piece Driveshaft -> Rear -> Two Piece Driveshaft
Vehicle: 2008 GMC Canyon SLT 2.9 L4 GAS
Front
- Raise and support vehicle.
- Mark the front U-joint to the pinion yoke on the front differential.
- Mark the relationship of the rear U-joint to the transfer case drive flange.
- Remove the retaining nuts and bolts from the drive flange.
- Remove the clamps and retaining bolts from the front drive axle pinion flange.
- Remove the front propeller shaft from the vehicle.
- Using tape and or a rubber band, wrap the front U-joint bearing caps to ensure the caps do not separate from the U-joint.
- Reverse procedure to install, noting the following:
- Torque front propeller shaft to the pinion flang...
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TIRE PRESSURE MONITORING SYSTEM PROCEDURES FOR 2008 GMC Canyon AUTOMOBILES
Diagnosis & Testing -> Accessing Diagnostic Trouble Codes -> Clearing Diagnostic Trouble Codes -> Diagnostic System Check -> Diagnostic Tests -> DTC C0750 Left Front Low Tire Pressure Sensor, C0755 Right Front Low Tire Pressure Sensor, C0760 Left Rear Low Tire Pressure Sensor Or C0765 Right Rear Low Tire Pressure Sensor -> DTC C0775 Low Tire Pressure System Sensors Not Learned -> Intermittent & Poor Connections -> Intermittents -> Low Tire Pressure Indicator Fault -> Poor Connections
Vehicle: 2008 GMC Canyon WT 3.7 L5 GAS
Accessing Diagnostic Trouble Codes
Connect a suitably programmed scan tool to DLC (Data Link Connector) and follow manufacturer's instructions.
Diagnostic Tests
Low tire pressure in one or more tires is indicated by a continuously illuminated TPMS indicator after the bulb check is completed. The DIC will display a check tire pressure type message, if equipped. It is not necessary to perform the Relearn procedure for a low tire condition.
When a TPMS DTC is set, the TPMS indicator will flash for one minute after the bulb check is completed and then will remain illuminated. The DI...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2008 GMC Canyon AUTOMOBILES
Alternator, Replace
Vehicle: 2008 GMC Canyon SLT 3.7 L5 GAS
- Disconnect battery ground cable.
- Remove drive belt.
- Raise and support vehicle only high enough to access air conditioning compressor through wheelhouse.
- Remove left front wheel.
- Remove push-pins and left wheelhouse liner.
- Disengage air conditioning compressor electrical connector from bracket.
- Remove air conditioning compressor mounting bolts. Evacuation of air conditioning refrigerant will not be required. Upper mounting bolt will remain with air conditioning compressor.
- Lower vehicle.
- Disconnect engine wiring harness electrical connector from alternator.
- Reposition alternator out...
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MAINTENANCE LAMP RESET PROCEDURES FOR 2008 GMC Canyon AUTOMOBILES
General Motors Corp./Saturn Trucks -> Check Engine/Service Engine Soon Indicator Lamp -> Electronic Engine Controls Or Electronic Fuel Injection Except Tracker
Vehicle: 2008 GMC Canyon WT 3.7 L5 GAS
The Check Engine/Service Engine Soon Lamp should light when the ignition is turned On. When the engine is started, the lamp should go off. If the lamp remains on for 10 seconds or constantly after the engine is started, the self diagnosis system has detected a problem and has stored a code in the system Electronic Control Module (ECM) or Powertrain Control Module (PCM). After diagnosis and repair, the ECM/PCM memory can be cleared of codes either by using a scan tool (OBD II systems) or by disconnecting the battery ground ca...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2008 GMC Canyon AUTOMOBILES
Radiator, Replace
Vehicle: 2008 GMC Canyon SLT 3.7 L5 GAS
- Drain radiator coolant into suitable container.
- Disconnect upper coolant reservoir hose.
- Remove mounting bolts and upper fan shroud.
- On models equipped with automatic transmission,disconnect and plug transmission fluid cool...
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SERPENTINE BELT SERVICE PROCEDURES FOR 2008 GMC Canyon AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 2008 GMC Canyon WT 2.9 L4 GAS
- Rotate tensioner clockwise, using suitable 3/8 inch breaker bar.
- Slide drive belt from water pump pul...
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COMPONENT LOCATION DIAGRAMS FOR 2008 GMC Canyon AUTOMOBILES
Component location diagrams for most 2008 GMC Canyon cars and light trucks sold in the U.S. from 1990+.
![]() Components on diagram: |
![]() Components on diagram: |
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WIRING DIAGRAMS FOR 2008 GMC Canyon AUTOMOBILES
OEM drawn wiring diagrams for most 2008 GMC Canyon cars and light trucks sold in the U.S.
![]() Components on diagram: |
![]() Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 2008 GMC Canyon AUTOMOBILES
OEM TSB listings for most 2008 GMC Canyon cars and light trucks sold in the U.S. from 1985+.
Document: Engine Rattle Noise after R And R of the Crankshaft Balancer -Inspect Bolt Torque Vehicle: 2008 GMC Canyon SLE 3.7 L5 GAS Symptoms: |
Document: GM of Canada New Vehicle Limited Warranty Tire Program Vehicle: 2008 GMC Canyon SLE 3.7 L5 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 2008 GMC Canyon AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2008 GMC Canyon cars and light trucks sold in the U.S. and Canada from 1970+.
- Brake caliper mounting bolt torque
- Brake drum runout, machining, & discard specs
- Minimum brake lining thickness.
- Brake rotor runout, parallelism, machining, discard, & finish specs
A/C SYSTEM SPECIFICATIONS: Air conditioning refrigerant capacity and type as well as lubricant capacity for most 2008 GMC Canyon cars and light trucks sold in the U.S. and Canada from 1980+.
- Refrigerant capacity & type, compressor oil viscosity, total system oil capacity & compressor clutch gap
COOLING SYSTEM BLEED: Cooling system bleeder valve identification, bleeder type and bleed procedures for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1986+.
PREVENTIVE MAINTENANCE: Preventive maintenance recommendations and required services for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1980+. Includes severe and routine service schedules
QUICK-LUBE and ILLUSTRATIONS: Fluid recommendations, capacities, drain plug torques, tire data, and severe service recommended preventive maintenance schedules. Information covers most 2008 GMC Canyon cars and light trucks sold in the U.S. and Canada from 1980+. Engine and chassis service images.
- Automatic transmission/transaxles capacities, lubricant recommendations
- Differential/final drive capacities, lube recommendations, grades, & viscosities
- Final drive fill & drain plug torques
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Manual transmission/transaxle capacities, lube recommendations, grades, & viscosities
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Engine oil capacities, API grade recommendations, SAE viscosity recommendations, drain plug torque
- Severe service maintenance & interval recommendations
- Tire sizes, wheel nut/bolt torque, pressures & rim sizes
- Transfer case capacities, lube recommendations, grades, & viscosities
TUNE-UP & DRIVEABILITY SPECIFICATIONS: Most tune-up specifications for most 2008 GMC Canyon cars and light trucks sold in the U.S. and Canada from 1980+
- Airflow sensor electrical specifications
- Tensioning specifications for systems with automatic tensioners
- Barometric pressure sensor specs
- Battery group number and cranking performance
- Crankshaft & camshaft position sensor resistance
- Engine compression pressures
- Coolant temperature sensor specs
- Computer advance.
- Diesel fuel temperature sensor resistance.
- Distributor advance specifications
- Ignition pickup coil resistance
- Exhaust gas recirculation temperature sensor resistance
- Engine fastener torque values
- Firing order diagrams
- Fuel system pressures
- Generator (alternator) specs
- Intake air temperature sensor specs
- Ignition coil specifications
- Fuel injector resistance
- Engine idle speeds
- Knock sensor resistance
- Manifold absolute pressure sensor specs
- Mixture control solenoid resistance
- Voltage regulator specs
- Spark plug applications & gaps
- Starter motor electrical specs.
- Tensioning specifications for systems without automatic tensioners
- Throttle body temperature sensor resistance
- Ignition timing in degrees at rpm
- Transmission oil temperature sensor resistance
- Throttle position sensor specs
- Vacuum sensor valve specs
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