Repair manual
Wiring diagrams
GMC Sierra 1500 Repair Manual
Step-by-step repair and maintenance instructions for the GMC Sierra 1500 (2000–2012): removal, installation, adjustment, diagnostics and parameter checks with illustrations.
- Automatic Transmission - 4L80-E/4L85-E - Introduction (2 of 2)
- Automatic Transmission - 4L60-E/4L65-E/4L70-E - Service, Diagnosis & Troubleshooting
- Automatic Transmission - 4L80-E/4L85-E - Service, Diagnosis & Troubleshooting
- Automatic Transmission - 4L60-E/4L65-E/4L70-E - Introduction (2 of 2)
- Automatic Transmission - Allison - Introduction (2 of 2)
- Shift Lock Control System
- Automatic Transmission - 4L60-E/4L65-E/4L70-E - DTC P0218 to DTC P0785
- Automatic Transmission - 4L80-E/4L85-E - DTC P0218 to P2771
- Automatic Transmission - Allison - Diagnostics (Dtcs P0218-P0731)
- Automatic Transmission - Allison - Diagnostics (Dtcs P0732-P0877)
- Automatic Transmission - Allison - Diagnostics (Dtcs P0878-P2723)
- Automatic Transmission - 4L60-E/4L65-E/4L70-E - DTC P0894 to DTC P2797
- Automatic Transmission - Allison - Diagnostics (Dtcs P2724-P2771)
- Automatic Transmission - Allison - Service, Diagnosis & Troubleshooting
- Automatic Transmission - 4L60-E/4L65-E/4L70-E - Introduction (1 of 2)
- Automatic Transmission - 4L80-E/4L85-E - Introduction (1 of 2)
- Automatic Transmission - Allison - Introduction (1 of 2)
- Automatic Transmission - 4L60-E/4L65-E/4L70-E - Overhaul
- Automatic Transmission - 4L80-E/4L85-E - Overhaul
- Automatic Transmission - Allison - Overhaul
- Range Reference (M30/M32/M70)
- Range Reference (M33 Only)
- Shift Solenoid Valve State and Gear Ratio
- Shift Speed (M30/M32/M70)
- Shift Speed (M33 Only)
- Transmission Range Switch Logic
- Line Pressure
- Component Resistance (M30/M32/M70)
- Component Resistance (M33 Only)
- Engine Side to Transmission Side (M30/M32)
- Engine Side to Transmission Side (M33 Only)
- Tools Required
- How to Use This Section
- Basic Knowledge
- Transmission Adaptive Functions
- Clearing Transmission Adaptive Pressure (TAP)
- Transmission Indicators and Messages
- 1-2 and 2-3 Shift Solenoid Valves
- Transmission Pressure Control Solenoid
- Transmission Range Switch
- Tow/Haul Mode Switch
- Low and Reverse Band Servo Piston Pin Check
- Front End Play Check
- Rear Unit End Play Check
- Tools Required
- Output Carrier Pinion End Play Measurement
- Reaction Carrier Pinion End Play
- Intermediate Clutch Piston Travel Check
- Direct Clutch Piston Travel Check
- Forward Clutch Piston Travel Check
- Fourth Clutch Piston Travel Check
- Overrun Clutch Piston Travel Check
- Overdrive Carrier Pinion End Play Check
- Transmission Oil Pump Body Flatness Check
- Low and Reverse Band Servo Apply Piston Pin Check
- Park or Neutral - Engine Running
- Reverse
- Overdrive Range, First Gear
- Overdrive Range, Second Gear
- Overdrive Range, 4-3 Downshift
- Overdrive Range, 3-2 Downshift
- Manual Third Gear
- Manual Second Gear
- Manual First Gear
- Reaction Carrier Assemble
- Center Support Assembly Disassemble
- Center Support Assembly Reconditioning Repair
- Center Support Assembly Assemble
- Center Support and Gear Unit Assembly Assemble
- Direct Clutch Assembly Disassemble
- Direct Clutch Assembly Assemble
- Forward Clutch Assembly Disassemble
- Forward Clutch Assembly Assemble
- Fourth Clutch Assembly Disassemble
- Fourth Clutch Assembly Assemble
- Overrun Clutch Assembly Disassemble
- Overrun Clutch Assembly Assemble
- Turbine Shaft Assemble
- Transmission Oil Pump Assemble
- Oil Pump Assemble
- Transmission Oil Pump Cover Disassemble
- Transmission Oil Pump Cover Assemble
- 1-2-3-4 and 4-5-6 Clutch Housing Disassemble
- 1-2-3-4 and 4-5-6 Clutch Housing Assemble
- Manual Shift Shaft, Detent Lever, and Position Switch Assembly Assemble
- Intermediate Carrier Assembly Assemble
- Low and Reverse Clutch Housing Assembly Assemble
- Control Valve Body Assembly Disassemble
- Shift Solenoid Valve Body Disassemble
- Shift Solenoid Valve Body Assemble
- Main Valve Body Disassemble
- Main Valve Body Assemble
- Control Valve Body Assemble
- Removal Procedure
- Rear Ball Bearing Removal
- 2-6 Clutch Removal
- 3rd, 5th and Reverse Clutch Removal
- Oil Pump Body Bushing Replacement
- Oil Pump Locating Pin Replacement
- Stator Shaft Replacement
- Stator Shaft Needle Bearing Replacement
- Stator Shaft Bushing Replacement
- Turbine Shaft Bushing Replacement
- 1-2-3-4 and 4-5-6 Clutch Housing Bushing Replacement
- Installation Procedure
- 1-2-3-4 and 4-5-6 Clutch Housing Reluctor Wheel Replacement
- Transmission Fluid Filler Tube Plug and Transmission Case Location Pin Replacement
- Transmission Case Locating Pin Replacement
- Intermediate Carrier Bushing Replacement
- Output Carrier Bearing Race Replacement
- Output Shaft Bushing Replacement
- Control Valve Body Location Pin Replacement
- 3rd, 5th and Reverse Clutch Installation
- Input Carrier Assembly and 2-6 Clutch Installation
- Intermediate Carrier Assembly and Main Shaft Installation
- Park Pawl Installation
- Wiring Harness Installation
- Pan and Filter Assembly Installation
- 1-2-3-4 and 4-5-6 Clutch Housing Assembly Installation
- Output Shaft Retaining Nut Installation - 4WD
- Case Vent Installation
- Input Speed Sensor Installation
- Turbine Speed Sensor Installation
- Output Speed Sensor Installation (2WD)
- Holding Fixture Removal
- Neutral - Engine Running
- Removal Procedure
- Installation Procedure
- Energy Storage Box (ESB) Service Disconnect Switch Replacement (5.3L Engine w/RPO HP2)
- Energy Storage Box (ESB) Service Disconnect Power Cable Replacement (5.3L Engine w/RPO HP2)
- Energy Storage Box (ESB) Maxi-Fuse Replacement (5.3L Engine w/RPO HP2)
- Energy Storage Box (ESB) Fuse Holder Replacement (5.3L Engine w/RPO HP2)
- Energy Storage Box (ESB) Service Disconnect Power Cable to Fuse Replacement (5.3L Engine w/RPO HP2)
- Energy Storage Box (ESB) Fuse Power Cable Replacement (5.3L Engine w/RPO HP2)
- Energy Storage Box (ESB) 120V Receptacle Face Plate Replacement (5.3L Engine w/RPO HP2)
- Energy Storage Box (ESB) 120V Receptacle Replacement (5.3L Engine w/RPO HP2)
- Energy Storage Box (ESB) 120V Cable Replacement (5.3L Engine w/RPO HP2)
- Energy Storage Box (ESB) Power Cable Replacement - Battery 1 to Battery 2 (5.3L Engine w/RPO HP2)
- Energy Storage Box (ESB) Power Cable Replacement - Battery 2 to Battery 3 (5.3L Engine w/RPO HP2)
- Energy Storage Box (ESB) High Current Connector Power Cable Replacement - to Battery 3 (5.3L Engine w/RPO HP2)
- Energy Storage Box (ESB) Battery Vent Hose Replacement (5.3L Engine w/RPO HP2)
- Energy Storage Box (ESB) Sensor Carrier Replacement (5.3L Engine w/RPO HP2)
- Energy Storage Box (ESB) High Current Sensor Replacement (5.3L Engine w/RPO HP2)
- Energy Storage Box (ESB) Internal Signal Harness Replacement (5.3L Engine w/RPO HP2)
- Energy Storage Box (ESB) Cut Off Switch Replacement (5.3L Engine w/RPO HP2)
- Energy Storage Box (ESB) HVAC Outlet Adapter Replacement (5.3L Engine w/RPO HP2)
- Energy Storage Box (ESB) Air Duct Hose Replacement (5.3L Engine w/RPO HP2)
- Energy Storage Box (ESB) Fan Replacement (5.3L Engine w/RPO HP2)
- Energy Storage Box (ESB) Temperature Sensor Replacement (5.3L Engine w/RPO HP2)
- Energy Storage Box (ESB) Carrier Replacement (5.3L Engine w/RPO HP2)
- Starter/Generator Stator Replacement (5.3L Engine w/RPO HP2)
- Hybrid Engine Electrical System - Introduction
- Battery, Charging System and Starting System - Introduction
- Battery, Charging System and Starting System - Troubleshooting
- Battery, Charging System and Starting System - Diagnostics (1 of 2)
- Battery, Charging System and Starting System - Diagnostics (2 of 2)
- Installation Procedure
- Removal Procedure
- Valve Stem Oil Seal and Valve Spring Replacement
- Cylinder Head Replacement - Left
- Cylinder Head Replacement - Right
- Crankshaft Balancer Replacement (4.8L, 5.3L, and 6.0L Engines)
- Crankshaft Balancer Replacement (5.3L Engine w/RPO HP2)
- Crankshaft Rear Oil Seal Replacement (5.3L Engine w/RPO HP2)
- Timing Chain and Sprockets Replacement
- Engine Replacement (4.8L, 5.3L, and 6.0L Engines)
- Engine Replacement (5.3L Engine w/RPO HP2)
- Crankshaft Balancer Removal (without RPO HP2)
- Crankshaft Balancer Removal (RPO HP2)
- Engine Flywheel Removal
- Piston, Connecting Rod, and Bearing Installation
- Timing Chain and Sprockets Installation
- Crankshaft Rear Oil Seal Housing Installation
- Crankshaft Rear Oil Seal Installation (RPO HP2)
- Engine Front Cover Installation
- Crankshaft Front Oil Seal Installation
- Cylinder Head Installation - Left
- Cylinder Head Installation - Right
- Throttle Body Installation
- Water Pump Installation
- Clutch Pilot Bearing Installation (RPO HP2)
- Crankshaft Balancer Installation (without RPO HP2)
- Crankshaft Balancer Installation (RPO HP2)
- Crankshaft Balancer Removal
- Engine Flywheel Removal (Automatic Transmission)
- Engine Flywheel Removal (Manual Transmission)
- Crankshaft Rear Oil Seal Removal
- Oil Pan Removal - Lower
- Oil Pan Removal - Upper
- Engine Flywheel Housing Removal
- Fuel Injectors Removal
- Intake Manifold Removal - Right
- Intake Manifold Removal - Left
- Cylinder Head Removal - Right
- Crankshaft Front Oil Seal Removal
- Engine Front Cover Removal
- Piston, Connecting Rod, and Bearing Removal
- Camshaft Removal
- Crankshaft and Bearings Removal
- Valve Rocker Arm Cover Installation - Lower Right
- Valve Rocker Arm Cover Installation - Upper Left
- Valve Rocker Arm Cover Installation - Upper Right
- Engine Removal From Stand
- Crankshaft Rear Oil Seal Installation
- Engine Flywheel Installation (Automatic Transmission)
- Engine Flywheel Installation (Manual Transmission)
- Crankshaft Balancer Installation
- Installation Procedure
- Removal Procedure
- Cylinder Head Replacement - Left
- Valve Stem Oil Seal and Valve Spring Replacement
- Crankshaft Balancer Replacement
- Crankshaft Front Oil Seal Replacement
- Engine Front Cover Replacement
- Camshaft Replacement
- Crankshaft Rear Oil Seal Replacement
- Engine Flywheel Housing Replacement
- Engine Flywheel Replacement (Automatic Transmission)
- Engine Flywheel Replacement (Manual Transmission)
- Oil Pan Replacement - Lower
- Oil Pan Replacement - Upper
- Engine Oil Pressure Sensor and/or Switch Replacement
- Engine Replacement
- Engine Performance Diagnostic Routine Outline - General Information
- Engine Performance Safety Precautions
- Parasitic Load Explanation & Test Procedures - General Information
- Waveforms - Injector Pattern Tutorial - General Information
- Electrostatic Discharge Warning - General Information
- Emission Control Description & Operation - Diesel
- State Emission Standards - Diesel
- Transmission Disassemble
- Mainshaft Disassemble
- Synchronizers Assemble (3rd/4th Speed Gear)
- Synchronizers Assemble (5th/Overdrive Speed Gear)
- Synchronizers Assemble (1st/2nd Speed Gear)
- Synchronizers Assemble (Reverse Speed Gear)
- Transmission Extension Assemble
- Mainshaft Assemble
- Input Shaft Assemble
- Transmission Assemble
- Transmission Disassemble
- Mainshaft Disassemble
- Countershaft Disassemble
- Input Shaft Disassemble
- Transmission Rear Case Disassemble
- Transmission Front Case Disassemble
- Transmission Intermediate Case Disassemble
- Transmission Front Case Assemble
- Transmission Rear Case Assemble
- Transmission Intermediate Case Assemble
- Countershaft Assemble
- Input Shaft Assemble
- Mainshaft Assemble
- Transmission Assemble
- Engine Mechanical - 4.3L
- Engine Mechanical - 4.8L, 5.3L, and 6.0L (2 of 4)
- Engine Mechanical - 6.6L - on Vehicle Repair Instructions
- Engine Mechanical - 8.1L
- Engine Mechanical - 4.8L, 5.3L, and 6.0L (1 of 4)
- Engine Mechanical - 6.6L - Introduction
- Engine Mechanical - 4.8L, 5.3L, and 6.0L (4 of 4)
- Engine Mechanical - 4.8L, 5.3L, and 6.0L (3 of 4)
- Engine Mechanical - 6.6L - off Vehicle Repair Instructions 2 of 3
- Engine Mechanical - 6.6L - off Vehicle Repair Instructions 3 of 3
- Engine Mechanical - 6.6L - off Vehicle Repair Instructions 1 of 3
- Power Steering Pulley Replacement
- Removal Procedure
- Installation Procedure
- Power Steering Gear Replacement (Non Rack and Pinion)
- Rack Piston and Worm Shaft Replacement - Off Vehicle (700 Gear)
- Pitman Shaft Seals and Bearing Replacement - Off Vehicle (700 Gear)
- Steering Gear Thrust Support Replacement - Off Vehicle (700 Gear)
- Installation Procedure
- Removal Procedure
- Rear Axle Shaft Seal Replacement - Inner
- Rear Axle Shaft Seal and/or Bearing Replacement (w/Rear Disc)
- Rear Axle Shaft Seal and/or Bearing Replacement (w/Rear Drum)
- Rear Axle Hub, Bearing, Cup, and/or Seal Replacement
- Drive Pinion Flange/Yoke and/or Oil Seal Replacement (All Except 9.75 Inch Axle)
- Drive Pinion Flange/Yoke and/or Oil Seal Replacement (8.6 Inch Axle w/Drum Brakes)
- Drive Pinion Housing and/or Seal Replacement
- Drive Pinion and Ring Gear Replacement (8.6, 9.5/9.5LD, and 11.5 Inch Axles)
- Drive Pinion Bearings Replacement (8.6, 9.5/9.5LD, and 11.5 Inch Axles)
- Drive Pinion Bearings Replacement (10.5 Inch Axle)
- Differential Side Bearings Replacement (All Except 9.75 Inch Axle)
- Engine Controls - 4.8L, 5.3L, and 6.0L - Introduction (2 of 2)
- Engine Controls - 6.6L - Introduction (2 of 2)
- Engine Controls - 4.3L - Introduction (2 of 2)
- Engine Controls - 8.1L - Introduction (2 of 2)
- Engine Controls - 4.3L - Dtcs P0507-P2A04
- Engine Controls - 4.8L, 5.3L, and 6.0L - Dtcs P0342-P1380
- Engine Controls - 8.1L - Diagnostics (Dtcs P0506-U0107)
- Engine Controls - 4.3L - Troubleshooting & Diagnosis
- Engine Controls - 4.8L, 5.3L, and 6.0L - Troubleshooting & Diagnosis
- Engine Controls - 6.6L - Troubleshooting & Diagnosis
- Engine Controls - 8.1L - Troubleshooting & Diagnosis
- Engine Controls - 4.3L - Dtcs P0016-P0161
- Engine Controls - 6.6L - Diagnosis (Dtcs P0016-P0401)
- Engine Controls - 4.8L, 5.3L, and 6.0L - Dtcs P0030-P0131/151
- Engine Controls - 8.1L - Diagnostics (Dtcs P0030-P0174)
- Engine Controls - 4.8L, 5.3L, and 6.0L - Dtcs P0132-P0341
- Engine Controls - 4.3L - Dtcs P0140-P0506
- Engine Controls - 8.1L - Diagnostics (Dtcs P0172-P0496)
- Engine Controls - 6.6L - Diagnosis (Dtcs P0402-P2636)
- Engine Controls - 4.8L, 5.3L, and 6.0L - Dtcs P1381-U0107
- Engine Controls - 4.3L - Introduction (1 of 2)
- Engine Controls - 4.8L, 5.3L, and 6.0L - Introduction (1 of 2)
- Engine Controls - 6.6L - Introduction (1 of 2)
- Engine Controls - 8.1L - Introduction (1 of 2)
- Engine Controls - 6.0L - Cng - Introduction (2 of 2)
- Engine Controls - 6.0L - Cng - Introduction (1 of 2)
- Engine Controls - 6.0L - Cng - Dtcs P0005-P2665
- Engine Controls - 6.0L - Cng - Troubleshooting & Diagnosis
- Transfer Case - Nvg 261-NP2 - Service & Troubleshooting
- Transfer Case - Nvg 246-NP8 - Service & Diagnosis
- Transfer Case - Nvg 263-NP1 - Service & Diagnosis
- Transfer Case - Nvg 149-NP3 - Service & Troubleshooting
- Transfer Case - Nvg 149-NP3 - Overhaul
- Transfer Case - Nvg 246-NP8 - Overhaul
- Transfer Case - Nvg 261-NP2 - Overhaul
- Transfer Case - Nvg 263-NP1 - Overhaul
- Truck Zoning
- Electrical Symbols
- Basic Knowledge Required
- Checking Aftermarket Accessories
- Probing Electrical Connectors
- Frontprobe
- Backprobe
- Tools Required
- Measuring Voltage
- Measuring Voltage Drop
- Measuring Frequency
- With a DMM
- Fuse Powering Several Loads
- Round Wire Connectors
- Control Module/Component Voltage and Grounds
- Temperature Sensitivity
- Incorrect Control Module
- Salt Water Spray
- High Temperature Conditions
- Low Temperature Conditions
- Duplicating Failure Conditions
- Vehicle Data Recorder
- Circuit Protection - Fuses
- Circuit Protection - Circuit Breakers
- Circuit Protection - Fusible Links
- Repairing a Fusible Link
- Repairing Damaged Wire Insulation
- Flat Wire Repairs
- GMLAN Repairs
- GMLAN Connector Terminal Repair
- GMLAN Wire Repair
- High Temperature Wire Repair
- Splicing Twisted or Shielded Cable
- SIR/SRS Connector Repair (Plastic Body and Terminal Metal Pin)
- SIR/SRS Wire Pigtail Repair
- SIR/SRS Wire Repair
- Connector Position Assurance (CPA)
- Terminal Position Assurance (TPA)
- Connector Repairs
- Identifying Connectors
- Connector Position Assurance Locks
- Terminal Position Assurance Locks
- Terminal Repair Procedure
- Terminal Repair
- Reinstalling Terminal
- Repair Procedure