Repair and Diagnosis
- A L L Diagnostic Trouble Codes ( DTC )
 - Relays and Modules
- Relays and Modules - Accessories and Optional Equipment
 - Relays and Modules - Brakes and Traction Control
 - Relays and Modules - Cooling System
 - 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 - Starting and Charging
 - Relays and Modules - Steering and Suspension
 
 - Sensors and Switches
- Sensors and Switches - Cooling System
 - Sensors and Switches - Cruise Control
 - Sensors and Switches - Engine
 - Sensors and Switches - Instrument Panel
 - Sensors and Switches - Lighting and Horns
 - Sensors and Switches - Powertrain Management
 - Sensors and Switches - Starting and Charging
 - 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
 
 - 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
 - 117000 MI or 187200 KM
 - 120000 MI or 192000 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
 - Tune-up and Engine Performance Checks
 - Computers and Control Systems
- Air Temperature Sensor ( Ambient / Intake )
 - Intake Air Temperature Switch
 - Barometric Pressure Sensor
 - Barometric Pressure Switch
 - Coolant Temperature Sensor/Switch (For Computer)
 - Engine Control Module
 - Feedback Control Solenoid
 - Idle/Throttle Speed Control Unit
 - Main Relay (Computer/Fuel System)
 - Malfunction Indicator Lamp
 - Manifold Pressure/Vacuum Sensor
 - Memory Calibration Unit
 - Mixture Control Solenoid
 - Oil Pressure Sensor
 - Output Driver
 - Oxygen Sensor
 - Relays and Modules - Computers and Control Systems
 - Sensors and Switches - Computers and Control Systems
 - Shift Light
 - Throttle Position Sensor
 - Vehicle Speed Sensor
 Service Precautions
Testing and Inspection
Adjustments
Locations
Diagrams
Technical Service Bulletins
Tools and Equipment
 - Emission Control Systems
 - Fuel Delivery and Air Induction
- Fuel Pressure
 - Idle Speed
 - Air Cleaner Housing
 - Altitude Compensator
 - Carburetor
 - Fuel
 - Fuel Injector
 - Fuel Pump
 - Fuel Return Line
 - Fuel Shut-off Solenoid
 - Fuel Supply Line
 - Fuel Tank
 - Idle/Throttle Speed Control Unit
 - Main Relay (Computer/Fuel System)
 - Relays and Modules - Fuel Delivery and Air Induction
 - Sensors and Switches - Fuel Delivery and Air Induction
 - Throttle Position Sensor
 - Turbocharger
 Service Precautions
Adjustments
Locations
Diagrams
Specifications
Technical Service Bulletins
 - Ignition System
 - PROM - Programmable Read Only Memory
 Service Precautions
- Application and ID
 Diagrams
Technical Service Bulletins
 - Transmission and Drivetrain
- Automatic Transmission/Transaxle
 - Clutch
 - Continuously Variable Transmission/Transaxle
 - Differential Assembly
 - Drive Axles, Bearings and Joints
 - Drive/Propeller Shafts, Bearings and Joints
 - Flywheel
 - Manual Transmission/Transaxle
 - Transfer Case
 Diagrams
Technical Service Bulletins
 - Brakes and Traction Control
 - Starting and Charging
- Sensors and Switches - Starting and Charging
 - Relays and Modules - 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
- Alignment
 - Relays and Modules - Steering and Suspension
 - Steering
 - Suspension
 - Wheels and Tires
 Technical Service Bulletins
 - Heating and Air Conditioning
- Blower Motor
 - Blower Motor Resistor
 - Compressor HVAC
 - Compressor Clutch Diode HVAC
 - Compressor Clutch Relay
 - Evaporator Core
 - Evaporator Drain Tube
 - Heater Core
 - Refrigerant
 - Refrigerant Oil
 - Relays and Modules - HVAC
 - Service Port HVAC
 Service Precautions
Testing and Inspection
Locations
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
- ABS Light Relay
 - Cigarette Lighter
 - Clock
 - Coolant Level Indicator Lamp
 - Dashboard / Instrument Panel
 - Dimmer Switch
 - Fuel Gauge Sender
 - Instrument Cluster / Carrier
 - Malfunction Indicator Lamp
 - Odometer
 - Relays and Modules - Instrument Panel
 - Sensors and Switches - Instrument Panel
 - Speedometer Cable
 - Speedometer Head
 - Tire Monitoring System
 - Transmission Shift Position Indicator Lamp
 Diagrams
Technical Service Bulletins
 - Lighting and Horns
- Backup Lamp
 - Brake Lamp
 - Courtesy Lamp
 - Daytime Running Lamp
 - Dimmer Switch
 - Dome Lamp
 - Fog/Driving Lamp
 - Hazard Warning Lamps
 - Headlamp
 - Horn
 - License Plate Lamp
 - Marker Lamp
 - Parking Lamp
 - Relays and Modules - Lighting and Horns
 - Sensors and Switches - Lighting and Horns
 - Tail Lamp
 - Trunk Lamp
 - Turn Signals
 Technical Service Bulletins
 - 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
Diagrams
- Diagram Information and Instructions
 - Exploded Views
 - Connector Views
 - Electrical Diagrams
- Cell References
 - Brake Lamp
 - Courtesy Lamp
 - Cruise Control
 - Dome Lamp
 - Fog/Driving Lamp
 - Hazard Warning Lamps
 - Heated Glass Element
 - Heating and Air Conditioning
 - Horn
 - Instrument Panel, Gauges and Warning Indicators
 - Marker Lamp
 - Mirrors
 - Parking Lamp
 - Power Locks
 - Powertrain Management
 - Radiator Cooling Fan Motor
 - Radio, Stereo, and Compact Disc
 - Starting and Charging
 - Tail Lamp
 - Transmission and Drivetrain
 - Trunk Lamp
 - Turn Signals
 - Wiper and Washer Systems
 
 - Fluid Diagrams
 - Vacuum and Vapor Hose Diagrams
 - Components
 - Connectors
 
Specifications
- Electrical Specifications
- Air Temperature Sensor ( Ambient / Intake )
 - Alternator
 - Barometric Pressure Sensor
 - Battery
 - Coolant Temperature Sensor/Switch (For Computer)
 - Idle/Throttle Speed Control Unit
 - Ignition Coil
 - Ignition Timing
 - Manifold Pressure/Vacuum Sensor
 - Mixture Control Solenoid
 - Pick-Up Coil, Ignition
 - Throttle Position Sensor
 - Voltage Regulator
 
 - Mechanical Specifications
- Alignment
 - Axle Nut
 - Brake Caliper
 - Brake Drum
 - Brake Master Cylinder
 - Brake Rotor/Disc
 - Clutch Linkage
 - Distributor, Ignition
 - Drive/Propeller Shaft
 - Engine
 - Exhaust Manifold
 - Firing Order
 - Flywheel
 - Fuel Delivery and Air Induction
 - Gear, M/T
 - Input Shaft, M/T
 - Output Shaft, M/T
 - Ring Gear, M/T
 - Spark Plug
 - Starting and Charging
 - Wheel Cylinder
 - Wheel Stud / Lug Nut
 
 - Pressure, Vacuum and Temperature Specifications
 - Capacity Specifications
 - Fluid Type Specifications
 
- Electrical Specifications
 Technical Service Bulletins
Diagnostic Trouble Codes