Repair and Diagnosis
- A L L Diagnostic Trouble Codes ( DTC )
- Relays and Modules
- Relays and Modules - Accessories and Optional Equipment
- Relays and Modules - Cruise Control
- Relays and Modules - HVAC
- Relays and Modules - Instrument Panel
- Relays and Modules - Lighting and Horns
- Relays and Modules - Powertrain Management
- Relays and Modules - Steering and Suspension
- Relays and Modules - Transmission and Drivetrain
- Sensors and Switches
- Sensors and Switches - Brakes and Traction Control
- Sensors and Switches - Cooling System
- Sensors and Switches - Cruise Control
- Sensors and Switches - Engine
- Sensors and Switches - HVAC
- Sensors and Switches - Instrument Panel
- Sensors and Switches - Lighting and Horns
- Sensors and Switches - Powertrain Management
- Sensors and Switches - Computers and Control Systems
- Air Flow Meter/Sensor
- Barometric Pressure Switch
- Coolant Temperature Sensor/Switch (For Computer)
- Idle Speed Motor Position Sensor
- Air Temperature Sensor ( Ambient / Intake )
- Knock Sensor
- Manifold Pressure/Vacuum Sensor
- Oil Pressure Sensor
- Oxygen Sensor
- Throttle Full Close Switch
- Throttle Full Open Switch
- Throttle Position Sensor
- Throttle Position Switch
- Transmission Position Sensor/Switch
- Sensors and Switches - Fuel Delivery and Air Induction
- Sensors and Switches - Ignition System
- Sensors and Switches - Computers and Control Systems
- Sensors and Switches - Restraints and Safety Systems
- Sensors and Switches - Starting and Charging
- Sensors and Switches - Transmission and Drivetrain
- Sensors and Switches - Wiper and Washer Systems
- Maintenance
- Alignment
- Tune-up and Engine Performance Checks
- Timing Belt
- Timing Component Alignment Marks
- Drive Belt
- Filters
- Hoses
- Fluids
- Brake Bleeding
- Fuses and Circuit Breakers
- Service Reminder Indicators
- Wheels and Tires
- Application and ID
- Service Intervals
- Severe Service Defined
- Routine Service
- Normal Service
- 7500 MI or 12000 KM
- 15000 MI or 24000 KM
- 22500 MI or 36000 KM
- 30000 MI or 48000 KM
- 37500 MI or 60000 KM
- 45000 MI or 72000 KM
- 52500 MI or 84000 KM
- 60000 MI or 96000 KM
- 67500 MI or 108000 KM
- 75000 MI or 120000 KM
- 82500 MI or 132000 KM
- 90000 MI or 144000 KM
- 97500 MI or 156000 KM
- 105000 MI or 168000 KM
- 112500 MI or 180000 KM
- 120000 MI or 192000 KM
- 135000 MI or 216000 KM
- 150000 MI or 240000 KM
- Severe Service
- 3000 MI or 4800 KM
- 6000 MI or 9600 KM
- 9000 MI or 14400 KM
- 12000 MI or 19200 KM
- 15000 MI or 24000 KM
- 18000 MI or 28800 KM
- 21000 MI or 33600 KM
- 24000 MI or 38400 KM
- 27000 MI or 43200 KM
- 30000 MI or 48000 KM
- 33000 MI or 52800 KM
- 36000 MI or 57600 KM
- 39000 MI or 62400 KM
- 42000 MI or 67200 KM
- 45000 MI or 72000 KM
- 48000 MI or 76800 KM
- 51000 MI or 81600 KM
- 54000 MI or 86400 KM
- 57000 MI or 91200 KM
- 60000 MI or 96000 KM
- 63000 MI or 100800 KM
- 66000 MI or 105600 KM
- 69000 MI or 110400 KM
- 72000 MI or 115200 KM
- 75000 MI or 120000 KM
- 78000 MI or 124800 KM
- 81000 MI or 129600 KM
- 84000 MI or 134400 KM
- 87000 MI or 139200 KM
- 90000 MI or 144000 KM
- 93000 MI or 148800 KM
- 96000 MI or 153600 KM
- 99000 MI or 158400 KM
- 102000 MI or 163200 KM
- 105000 MI or 168000 KM
- 108000 MI or 172800 KM
- 111000 MI or 177600 KM
- 114000 MI or 182400 KM
- 120000 MI or 192000 KM
- 126000 MI or 201600 KM
- 132000 MI or 211200 KM
- 135000 MI or 216000 KM
- 138000 MI or 220800 KM
- 144000 MI or 230400 KM
- 150000 MI or 240000 KM
Service and Repair
Specifications
Technical Service Bulletins
- Engine, Cooling and Exhaust
- Engine
- Compression Check
- Camshaft, Lifters and Push Rods
- Cylinder Block Assembly
- Cylinder Head Assembly
- Drive Belts, Mounts, Brackets and Accessories
- Engine Lubrication
- Intake Manifold
- Seals and Gaskets
- Sensors and Switches - Engine
- Timing Components
- Tune-up and Engine Performance Checks
- Water Pump
Locations
Service and Repair
Specifications
Technical Service Bulletins
- Cooling System
- Exhaust System
Technical Service Bulletins
- Engine
- Powertrain Management
- Relays and Modules - Powertrain Management
- Sensors and Switches - Powertrain Management
- Sensors and Switches - Computers and Control Systems
- Air Flow Meter/Sensor
- Barometric Pressure Switch
- Coolant Temperature Sensor/Switch (For Computer)
- Idle Speed Motor Position Sensor
- Air Temperature Sensor ( Ambient / Intake )
- Knock Sensor
- Manifold Pressure/Vacuum Sensor
- Oil Pressure Sensor
- Oxygen Sensor
- Throttle Full Close Switch
- Throttle Full Open Switch
- Throttle Position Sensor
- Throttle Position Switch
- Transmission Position Sensor/Switch
- Sensors and Switches - Fuel Delivery and Air Induction
- Sensors and Switches - Ignition System
- Sensors and Switches - Computers and Control Systems
- Tune-up and Engine Performance Checks
- Computers and Control Systems
- Air Flow Meter/Sensor
- Air Temperature Sensor ( Ambient / Intake )
- Barometric Pressure Switch
- Coolant Temperature Sensor/Switch (For Computer)
- Cranking Signal
- Diagnostic Mode Switch/Connector
- Electronic Spark Control Module
- Engine Control Module
- Idle Speed Motor Position Sensor
- Idle Speed/Throttle Actuator - Electronic
- Idle Speed/Throttle Actuator - Mechanical
- Idle Up Control Valve
- Knock Sensor
- Main Relay (Computer/Fuel System)
- Manifold Pressure/Vacuum Sensor
- Memory Calibration Unit
- Mixture Control Solenoid
- Oil Pressure Sensor
- Oxygen Sensor
- Relays and Modules - Computers and Control Systems
- Sensors and Switches - Computers and Control Systems
- Air Flow Meter/Sensor
- Barometric Pressure Switch
- Coolant Temperature Sensor/Switch (For Computer)
- Idle Speed Motor Position Sensor
- Air Temperature Sensor ( Ambient / Intake )
- Knock Sensor
- Manifold Pressure/Vacuum Sensor
- Oil Pressure Sensor
- Oxygen Sensor
- Throttle Full Close Switch
- Throttle Full Open Switch
- Throttle Position Sensor
- Throttle Position Switch
- Transmission Position Sensor/Switch
- Throttle Full Close Switch
- Throttle Full Open Switch
- Throttle Position Sensor
- Throttle Position Switch
- Transmission Position Sensor/Switch
Service Precautions
Description and Operation
Testing and Inspection
Adjustments
Diagrams
Technical Service Bulletins
- Emission Control Systems
- Fuel Delivery and Air Induction
- Fuel Pressure
- Fuel Pressure Release
- Idle Speed
- Accelerator Pedal
- Air Cleaner Housing
- Air Flow Meter/Sensor
- Altitude Compensator
- Carburetor
- Fuel
- Fuel Filter
- Fuel Injector
- Fuel Pump
- Fuel Return Line
- Fuel Supply Line
- Fuel Tank
- Idle Speed Motor Position Sensor
- Idle Speed/Throttle Actuator - Electronic
- Idle Speed/Throttle Actuator - Mechanical
- Idle Up Control Valve
- Main Relay (Computer/Fuel System)
- Relays and Modules - Fuel Delivery and Air Induction
- Sensors and Switches - Fuel Delivery and Air Induction
- Thermo Time Switch
- Throttle Body
- Throttle Cable/Linkage
- Throttle Full Close Switch
- Throttle Full Open Switch
- Throttle Position Sensor
- Throttle Position Switch
- Turbocharger
Service Precautions
Description and Operation
Service and Repair
Specifications
Technical Service Bulletins
- Ignition System
- Transmission Control Systems
- PROM - Programmable Read Only Memory
Service Precautions
- Application and ID
Diagrams
Technical Service Bulletins
- Transmission and Drivetrain
- Automatic Transmission/Transaxle
- Case
- Clutch
- Control Module
- Differential
- Fluid - A/T
- Fluid Pump
- Output Shaft
- Relays and Modules - A/T
- Seals and Gaskets
- Sensors and Switches - A/T
- Shift Interlock
- Speedometer Gear, A/T
- Torque Converter
- Torque Converter Clutch
- Transmission Cooler
- Transmission Position Sensor/Switch
- Valve Body
- Application and ID
Testing and Inspection
Adjustments
Service and Repair
Specifications
Technical Service Bulletins
- Clutch
- Continuously Variable Transmission/Transaxle
- Differential Assembly
- Drive Axles, Bearings and Joints
- Drive/Propeller Shafts, Bearings and Joints
- Flex Plate
- Flywheel
- Manual Transmission/Transaxle
- Relays and Modules - Transmission and Drivetrain
- Sensors and Switches - Transmission and Drivetrain
- Transmission Control Systems
Specifications
Technical Service Bulletins
- Automatic Transmission/Transaxle
- Brakes and Traction Control
- Starting and Charging
- Sensors and Switches - Starting and Charging
- Battery
- Charging System
- Starting System
- Power and Ground Distribution
Testing and Inspection
Diagrams
Specifications
Technical Service Bulletins
- Power and Ground Distribution
- Steering and Suspension
- Heating and Air Conditioning
- Air Door
- Blower Motor
- Blower Motor Resistor
- Compressor HVAC
- Compressor Clutch Diode HVAC
- Compressor Clutch Relay
- Condenser Fan
- Evaporator Core
- Evaporator Drain Tube
- Heater Core
- Refrigerant
- Refrigerant Oil
- Refrigerant Pressure Sensor / Switch
- Relays and Modules - HVAC
- Sensors and Switches - HVAC
- Service Port HVAC
Service Precautions
Testing and Inspection
Service and Repair
Diagrams
Specifications
Technical Service Bulletins
- Restraints and Safety Systems
- Accessories and Optional Equipment
- Body and Frame
- Cruise Control
- Instrument Panel, Gauges and Warning Indicators
- Audible Warning Device
- Brake Warning Indicator
- Coolant Level Indicator Lamp
- Dashboard / Instrument Panel
- Dimmer Switch
- Door Switch
- Emissions Maintenance Light
- Fuel Gauge Sender
- Instrument Cluster / Carrier
- Key Reminder Switch
- Maintenance Required Lamp/Indicator
- Odometer
- Relays and Modules - Instrument Panel
- Seat Belt Reminder Lamp
- Sensors and Switches - Instrument Panel
- Speedometer Cable
- Speedometer Head
- Tire Monitoring System
- Transmission Shift Position Indicator Lamp
Technical Service Bulletins
- Lighting and Horns
- Windows and Glass
- Wiper and Washer Systems
- Application and ID
- Regular Production Option (RPO)
- Vehicle Identification Number (VIN)
- Description
- GM Automobile VIN Charts
- GM Light Duty & Multi-Purpose Truck VIN Charts
- 1982 Light Duty Trucks & Multi-Purpose Vehicle
- 1983 Light Duty Trucks & Multi-Purpose Vehicle
- 1984 Light Duty Trucks & Multi-Purpose Vehicle
- 1985 Light Duty Trucks & Multi-Purpose Vehicle
- 1986 Light Duty Trucks & Multi-Purpose Vehicle
- 1987 Light Duty Trucks & Multi-Purpose Vehicle
- 1988 Light Duty Trucks & Multi-Purpose Vehicle
- 1989 Light Duty Trucks & Multi-Purpose Vehicle
- 1990 Light Duty Trucks & Multi-Purpose Vehicles
- 1991 Light Duty Trucks & Multi-Purpose Vehicles
- 1992 Light Duty Trucks & Multi-Purpose Vehicles
- 1993 Light Duty Trucks & Multi-Purpose Vehicles
- 1994 Light Duty Trucks & Multi-Purpose Vehicles
- 1995 Light Duty Trucks & Multi-Purpose Vehicles
- 1996 Light Duty Trucks & Multi-Purpose Vehicles
- GM Medium & Heavy Duty Truck VIN Charts
- 1982 Medium & Heavy Duty Trucks
- 1983 Medium & Heavy Duty Trucks
- 1984 Medium & Heavy Duty Trucks
- 1985 Medium & Heavy Duty Trucks
- 1986 Medium & Heavy Duty Trucks
- 1987 Medium & Heavy Duty Trucks
- 1988 Medium & Heavy Duty Trucks
- 1989 Medium & Heavy Duty Trucks
- 1990 Medium & Heavy Duty Trucks
- 1991 Medium & Heavy Duty Trucks
- 1992 Medium & Heavy Duty Trucks
- 1993 Medium & Heavy Duty Trucks
- 1994 Medium & Heavy Duty Trucks
- 1995 Medium & Heavy Duty Trucks
- 1996 Medium & Heavy Duty Trucks
Locations
- Additional Information
- Miscellaneous Components
- A/C Amplifier
- A/C Compressor
- A/C Compressor Clutch
- A/C In-Line Fuse
- Alternator
- Battery
- Blower Resistor Assembly
- Brake Warning Diodes
- Diode
- Diode Assembly
- Electronic Spark Timing (EST) Distributor
- Fuel Tank Unit
- Fuse Block
- Fusible Link B
- Ignition Coil
- In-Line Cruise Control Fuse
- Radio Noise Suppressor
- Rear Washer Pump
- Shift-Up Indicator Light Control Unit
- Stop Light Diode
- Warning Buzzer
- Washer Pump
- Wire Harness Routing
- Modules
- Motors
- Relays
- Sensors
- Solenoids
- Switches
- Acceleration Switch
- Automatic Transaxle Selector Switch
- Back-Up Lamp Switch
- Brake Fluid Level Switch
- Brake Switch
- Clutch Start Switch
- Clutch Switch
- Combination Switch
- Coolant Temperature Switch
- Diagnosis Switch
- Door Jamb Switch
- Headlight Dimmer Switch
- High/Low Pressure Switch
- Idle Micro Switch
- Ignition Key Warning Switch
- Ignition Switch
- Oil Pressure Switch
- Park Brake Switch
- Seat Belt Warning Switch
- Thermoswitch
- Vacuum Switch
- Vacuum Switches Assembly
- Vacuum Switching Valve
- Wide Open Throttle Switch
Diagrams
- Diagram Information and Instructions
- Exploded Views
- Electrical Diagrams
- Fluid Diagrams
- Vacuum and Vapor Hose Diagrams
- Components
- Additional Information
- Miscellaneous Components
- A/C Amplifier
- A/C Compressor
- A/C Compressor Clutch
- A/C In-Line Fuse
- Alternator
- Battery
- Blower Resistor Assembly
- Brake Warning Diodes
- Diode
- Diode Assembly
- Electronic Spark Timing (EST) Distributor
- Fuel Tank Unit
- Fuse Block
- Fusible Link B
- Ignition Coil
- In-Line Cruise Control Fuse
- Radio Noise Suppressor
- Rear Washer Pump
- Shift-Up Indicator Light Control Unit
- Stop Light Diode
- Warning Buzzer
- Washer Pump
- Wire Harness Routing
- Modules
- Motors
- Relays
- Sensors
- Solenoids
- Switches
- Acceleration Switch
- Automatic Transaxle Selector Switch
- Back-Up Lamp Switch
- Brake Fluid Level Switch
- Brake Switch
- Clutch Start Switch
- Clutch Switch
- Combination Switch
- Coolant Temperature Switch
- Diagnosis Switch
- Door Jamb Switch
- Headlight Dimmer Switch
- High/Low Pressure Switch
- Idle Micro Switch
- Ignition Key Warning Switch
- Ignition Switch
- Oil Pressure Switch
- Park Brake Switch
- Seat Belt Warning Switch
- Thermoswitch
- Vacuum Switch
- Vacuum Switches Assembly
- Vacuum Switching Valve
- Wide Open Throttle Switch
Specifications
- Electrical Specifications
- Mechanical Specifications
- Alignment
- Axle Nut
- Brake Caliper
- Brake Drum
- Brake Master Cylinder
- Brake Rotor/Disc
- Distributor, Ignition
- Engine
- Exhaust Manifold
- Firing Order
- Fuel Delivery and Air Induction
- Spark Plug
- Starting and Charging
- Transmission and Drivetrain
- Wheel Cylinder
- Wheel Stud / Lug Nut
- Pressure, Vacuum and Temperature Specifications
- Capacity Specifications
- Fluid Type Specifications
Technical Service Bulletins
Diagnostic Trouble Codes