Repair and Diagnosis
- A L L Diagnostic Trouble Codes ( DTC )
 - Relays and Modules
- Relays and Modules - Accessories and Optional Equipment
 - Relays and Modules - Body and Frame
 - 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 - Steering and Suspension
 - Relays and Modules - Windows and Glass
 - Relays and Modules - Wiper and Washer Systems
 
 - Sensors and Switches
- Sensors and Switches - Body and Frame
 - 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 - Restraints and Safety Systems
 - Sensors and Switches - Starting and Charging
 - Sensors and Switches - Steering and Suspension
 - Sensors and Switches - Transmission and Drivetrain
 - Sensors and Switches - Windows and Glass
 - Sensors and Switches - Wiper and Washer Systems
 
 - Maintenance
- Alignment
 - Tune-up and Engine Performance Checks
- Fuel Pressure
 - Idle Speed
 - Air Cleaner Housing
 - Fuel Filter
 - Firing Order
 - Ignition Timing
 - Ignition Cable
 - Distributor
 - Spark Plug
 - Compression Check
 - Valve Clearance
 Service Precautions
Testing and Inspection
Service and Repair
Technical Service Bulletins
Tools and Equipment
 - 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
 - Lamps and Indicators - Engine
 - Seals and Gaskets
 - Sensors and Switches - Engine
 - Timing Components
 - Tune-up and Engine Performance Checks
- Fuel Pressure
 - Idle Speed
 - Air Cleaner Housing
 - Fuel Filter
 - Firing Order
 - Ignition Timing
 - Ignition Cable
 - Distributor
 - Spark Plug
 - Compression Check
 - Valve Clearance
 Service Precautions
Testing and Inspection
Service and Repair
Technical Service Bulletins
Tools and Equipment
 - Water Pump
 Testing and Inspection
Service and Repair
Specifications
Technical Service Bulletins
Tools and Equipment
 - Cooling System
- Coolant
 - Coolant Level Indicator Lamp
 - Coolant Level Sensor
 - Radiator Cooling Fan
 - Engine - Coolant Temperature Sensor/Switch
 - Fan Shroud
 - Heater Core
 - Lamps and Indicators - Cooling System
 - Radiator
 - Radiator Cap
 - Relays and Modules - Cooling System
 - Sensors and Switches - Cooling System
 - Temperature Gauge
 - Temperature Warning Lamp/Indicator
 - Thermostat
 - Water Pump
 Service Precautions
Testing and Inspection
Service and Repair
Specifications
Technical Service Bulletins
Tools and Equipment
- Fundamentals and Basics
 
 - Exhaust System
 Technical Service Bulletins
 - Engine
 - Powertrain Management
- Relays and Modules - Powertrain Management
 - Sensors and Switches - Powertrain Management
 - Tune-up and Engine Performance Checks
- Fuel Pressure
 - Idle Speed
 - Air Cleaner Housing
 - Fuel Filter
 - Firing Order
 - Ignition Timing
 - Ignition Cable
 - Distributor
 - Spark Plug
 - Compression Check
 - Valve Clearance
 Service Precautions
Testing and Inspection
Service and Repair
Technical Service Bulletins
Tools and Equipment
 - Computers and Control Systems
- Air Temperature Sensor ( Ambient / Intake )
 - Barometric Pressure Sensor
 - Coolant Temperature Sensor/Switch (For Computer)
 - Cranking Signal
 - Data Link Connector
 - Electronic Spark Control Module
 - Engine Control Module
 - Idle Speed/Throttle Actuator - Electronic
 - Idle Speed/Throttle Actuator - Mechanical
 - Knock Sensor
 - Malfunction Indicator Lamp
 - Manifold Pressure/Vacuum Sensor
 - Memory Calibration Unit
 - Oil Pressure Sensor
 - Output Driver
 - Oxygen Sensor
 - Relays and Modules - Computers and Control Systems
 - Sensors and Switches - Computers and Control Systems
 - Throttle Position Sensor
 - Transmission Position Sensor/Switch
 - Vehicle Speed Sensor
 - Vehicle Speed Sensor Signal Buffer
 Description and Operation
Testing and Inspection
- Initial Inspection and Diagnostic Overview
 - Reading and Clearing Diagnostic Trouble Codes
 - Symptom Related Diagnostic Procedures
- - A-E Charts & Related Test Procedures
 - - Diagnosis By Symptom
- - Diagnostic Notes
 - - Intermittent Diagnosis
 - Backfires
 - Cuts Out/Misses
 - Detonation/Spark Knock/Pings
 - Dieseling/Run-On
 - Engine Cranks, But Will Not Run
 - Excessive Exhaust Emissions (Odors)
 - Excessive Odors - Fuel, Emissions
 - Hard Starting
 - Hesitation or Stalls on Acceleration
 - Hesitation, Sag, Stumble
 - High CO and HC at Idle
 - High CO at High RPM
 - High CO, Low or Normal HC at Idle
 - High HC and CO at High RPM
 - High HC at High RPM
 - High HC, Low or Normal CO at Idle
 - Lack of Power/Sluggish/Spongy/Stumble
 - Misses Under Load
 - Poor Fuel Economy
 - Rough, Unstable, or Incorrect Idle, Stalling
 - Stalls at Idle, Deceleration
 - Starts, But Stalls
 - Surge, Hesitation, Stall on Acceleration
 - Surges at Steady Speed
 - Surges/Chuggles
 
 
 - Component Tests and General Diagnostics
 - Scan Tool Testing and Procedures
 
Adjustments
Diagrams
Specifications
Technical Service Bulletins
 - Emission Control Systems
- Air Injection
 - Catalytic Converter
 - Evaporative Emissions System
 - Exhaust Gas Recirculation
 - Positive Crankcase Ventilation
 - Thermostatic Air Cleaner
 - Application and ID
 Description and Operation
Diagrams
- Diagram Information and Instructions
 - Diagnostic Aids
 - Electrical Diagrams
 - Vacuum and Vapor Hose Diagrams
 
Technical Service Bulletins
 - Fuel Delivery and Air Induction
- Fuel Pressure
 - Fuel Pressure Release
 - Idle Speed
 - Accelerator Pedal
 - Air Cleaner Housing
 - Air Temperature Switch
 - Cold Start Solenoid (For Injection Pump)
 - Diesel MFI Pump
 - Fuel
 - Fuel Filler Cap
 - Fuel Filter
 - Fuel Heater
 - Fuel Injector
 - Fuel Pressure Control Module
 - Fuel Pressure Regulator
 - Fuel Pressure Test Port
 - Fuel Pump
- Fuel Pressure
 - Fuel Pump Relay
 Service Precautions
Description and Operation
Testing and Inspection
Locations
Service and Repair
Diagrams
Specifications
 - Fuel Return Line
 - Fuel Shut-off Solenoid
 - Fuel Supply Line
 - Fuel Tank
 - Engine Speed Governor Control Module
 - Idle Speed/Throttle Actuator - Electronic
 - Idle Speed/Throttle Actuator - Mechanical
 - Relays and Modules - Fuel Delivery and Air Induction
 - Sensors and Switches - Fuel Delivery and Air Induction
 - Throttle Body
 - Throttle Cable/Linkage
 - Throttle Position Sensor
 - Turbocharger
 Service Precautions
- Application and ID
 Description and Operation
Locations
Service and Repair
Diagrams
Specifications
Technical Service Bulletins
Tools and Equipment
 - Ignition System
- Firing Order
 - Ignition Timing
 - Distributor
 - Electronic Spark Control Module
 - Ignition Cable
 - Ignition Coil
 - Ignition Control Module
 - Ignition Timing Connector
 - Knock Sensor
 - Pick-Up Coil
 - Relays and Modules - Ignition System
 - Sensors and Switches - Ignition System
 - Spark Plug
 - Tachometer Connector
 - Application and ID
 Description and Operation
Locations
Technical Service Bulletins
Tools and Equipment
 - Transmission Control Systems
 - PROM - Programmable Read Only Memory
 Service Precautions
- Application and ID
 Locations
Diagrams
- Diagram Information and Instructions
 - Diagnostic Aids
 - Electrical Diagrams
 
Technical Service Bulletins
 - Transmission and Drivetrain
- Actuators and Solenoids - Transmission and Drivetrain
 - Automatic Transmission/Transaxle
- Actuators and Solenoids - A/T
 - Accumulator
 - Band
 - Band Apply Servo
 - Bell Housing
 - Case
 - Clutch
 - Extension Housing
 - Fluid - A/T
 - Fluid Filter - A/T
 - Fluid Line/Hose
 - Fluid Pan
 - Fluid Pressure Sensor/Switch
 - Fluid Pump
 - Governor
 - Output Shaft
 - Parking Pawl
 - Pressure Regulating Solenoid
 - Seals and Gaskets
 - Sensors and Switches - A/T
 - Shift Solenoid
 - Shift Linkage
 - Speedometer Gear, A/T
 - Stator Shaft
 - Throttle Valve Cable/Linkage
 - Torque Converter
 - Torque Converter Clutch
 - Torque Converter Clutch Solenoid
 - Transmission Cooler
 - Transmission Mount
 - Transmission Position Sensor/Switch
 - Transmission Pressure Test Port
 - Transmission Speed Sensor
 - Transmission Temperature Sensor/Switch
 - Turbine Shaft
 - Valve Body
 - Wiring Harness
 - Application and ID
 Description and Operation
Testing and Inspection
- Initial Inspection and Diagnostic Overview
 - Symptom Related Diagnostic Procedures
- A Charts
 - Diagnosis By Symptom
- Engine Does Not Rev Up
 - Engine Doesn't Start
 - Engine Idles Rough When Warm
 - Engine Misfires Under Load
 - Engine Runs Away (RPM Exceeds Maximum)
 - Engine Surges at Idle
 - Excessive Fuel Consumption
 - Incorrect Idle Speed
 - Intermittents
 - Lacks Power/Poor Performance/Excessive Black Smoke
 - Smokes White or Blue Fog-Like Exhaust In Full-Load Range
 - Unable to Shut Engine Off
 
 - 4L60 (700-R4) Automatic Transmission
- Converter Clutch Does Not Release
 - Delay In Drive and Reverse
 - Drives In Neutral
 - High or Low Shift Points
 - No Drive In All Ranges
 - No Drive In Drive Range
 - No Overrun Braking-Manual 3-2-1
 - No Park
 - No Part Throttle or Delayed Downshifts
 - No Torque Converter Clutch Apply
 - No 1-2 Upshift, 1ST Speed Only
 - No 2-3 Shift or 2-3 Shift Slipping, Rough or Hunting
 - No 3-4 Shift or Rough 3-4 Shift
 - Oil Out of the Vent
 - Oil Pressure High or Low
 - Ratcheting Noise
 - Second Gear Start
 - Slips In 1ST Gear
 - Torque Converter Clutch Shudder
 - Vibration In Reverse & Whining Noise In Park
 - 1-2 Shift Slipping or Rough
 - 1-2 Shift Speed - High or Low
 
 - 4L80-E Automatic Transmission
- Delayed 1-2 Shift
 - Engine Stalls
 - Engine Starts In Gear
 - Forward Motion In Neutral
 - Hard to Shift Out of or Remains In Park
 - Harsh Shifts
 - Improper TCC Application or Release
 - Inaccurate Shift Points
 - Insufficient Lube
 - Insufficient Lube at Low Line or Under Heavy Load
 - Loss of Drive
 - Loss of Power
 - Low Line Pressure
 - No First Gear
 - No Fourth Gear
 - No Gear Selection
 - No Park
 - No Reverse
 - No Second Gear
 - No Third Gear
 - No Torque Converter Clutch Apply
 - No Torque In Reverse & Third
 - No Torque In Second Gear
 - Oil Pressure High or Low
 - Second Gear Starts
 - Shift Lever Indicates Wrong Gear
 - Slipping TCC
 - Slow Application of TCC
 - TCC Stuck On
 - Third Gear Starts
 - Transmission Overheats
 
 
 - Component Tests and General Diagnostics
 
Locations
Service and Repair
- Procedures
 - Removal and Replacement
 - Overhaul
- 4L60/4L60-E (700-R4) Automatic Transmission
- Disassemble
 - Subassembly Service & Transaxle Assemble
- Case & Internal Components
- Case Assembly Inspection
 - Check Valve Retainer & Ball Assembly
 - Forward Clutch Sprag Assembly
 - Inner Manual Linkage
 - Input Carrier & Sun Gear
 - Input Clutch Assembly
 - Input Internal Gear & Output Shaft
 - Low & Reverse Clutch Assembly
 - Low & Reverse Support Assembly
 - Parking Pawl
 - Reaction Internal Gear & Carrier Assembly Inspection
 - Reaction Internal Gear & Support
 - Reaction Sun Gear & Shell
 - Third Accumulator Retainer & Ball Assembly
 - 3-4 Clutch Piston Travel Check
 
 - External Components
 
 - Case & Internal Components
 
 - 4L80-E Automatic Transmission
- Disassemble
 - Subassembly Service
- Accumulator Housing
 - Case Extension
 - Center Support Assembly
 - Control Valve
 - Direct Clutch Assembly
 - Forward Clutch Assembly
 - Fourth Clutch Assembly
 - Front Servo Assembly
 - Gear Unit & Output Assemblies
 - Overdrive Carrier Assembly
 - Overdrive Unit
 - Overrun Clutch Assembly
 - Parking Lock Pawl & Actuator Assembly
 - Pump
 - Rear Band & Selective Thrust Washer
 - Rear Servo Accumulator
 - Torque Converter Inspection
 - Transmission Case
 - Turbine Shaft
 
 - Assemble
 
 
 - 4L60/4L60-E (700-R4) Automatic Transmission
 
Diagrams
- Diagram Information and Instructions
 - Diagnostic Aids
 - Exploded Views
 - Electrical Diagrams
 - Fluid Diagrams
 
Specifications
Technical Service Bulletins
 - Clutch
 - Continuously Variable Transmission/Transaxle
 - Differential Assembly
- Actuators and Solenoids - Differential
 - Differential Carrier
 - Differential Case
 - Differential Clutch
 - Differential Lock
 - Differential Axle Housing
 - Fluid - Differential
 - Pinion Bearing
 - Pinion Gear
 - Seals and Gaskets
 - Sensors and Switches - Differential
 - Application and ID
 Service and Repair
- On-Vehicle Service
 - Unit Repair
- Rear Axle
- Semi-Floating Axle 8-1/2 Inch Ring Gear
 - Semi-Floating Axle 9-1/2 Inch Ring Gear
 - Full-Floating Axle 10-1/2 Inch Ring Gear
 
 - Locking Differential
- Semi-Floating Axle 7-1/2, 7-5/8, 8-1/2 and 9-1/2 Inch Ring Gear
- Disassembly of the Differential
 - Cam Unit Disassembly 7-1/2, 7-5/8, and 8-1/2 Inch
 - Cam Unit Disassembly 9-1/2 Inch
 - Cleaning and Inspection
 - Cam Unit Assembly 7-1/2 and 8-1/2 Inch
 - Cam Unit Assembly 9-1/2 Inch
 - Adjustment of the Differential
 - Left Side Gear Backlash Adjustment
 - Right Side Gear Backlash Adjustment
 - Thrust Block Clearance Adjustment
 - Assembly of the Differential
 
 - Full-Floating Axle 10-1/2 Inch Ring Gear
 
 - Semi-Floating Axle 7-1/2, 7-5/8, 8-1/2 and 9-1/2 Inch Ring Gear
 
 - Rear Axle
 
Specifications
- Mechanical Specifications
- Fastener Strength Identification
 - Rear Axle
 
 - Fluid Type Specifications
 
- Mechanical Specifications
 Technical Service Bulletins
 - Drive Axles, Bearings and Joints
- Axle Shaft Assembly
 - Seals and Gaskets
 - Wheel Bearing
 - Wheel Hub
 - Wheel Seal
 Service and Repair
Specifications
Technical Service Bulletins
 - Drive/Propeller Shafts, Bearings and Joints
 - Flex Plate
 - Flywheel
 - Lamps and Indicators - Transmission and Drivetrain
 - Manual Transmission/Transaxle
- Bell Housing
 - Case
 - Countershaft
 - Extension Housing
 - Fluid - M/T
 - Gear
 - Input Shaft
 - Mainshaft Bearing/Bushing
 - Mainshaft
 - Output Shaft
 - Output Yoke
 - Reverse Gear Shaft
 - Shifter M/T
 - Shift Linkage
 - Application and ID
 Testing and Inspection
Service and Repair
Diagrams
Specifications
Technical Service Bulletins
 - Sensors and Switches - Transmission and Drivetrain
 - Transfer Case
- Case
 - Fluid - Transfer Case
 - Four Wheel Drive Indicator Lamp
 - Lamps and Indicators - Transfer Case
 Diagrams
Technical Service Bulletins
 - Transmission Control Systems
 Diagrams
Technical Service Bulletins
 - Brakes and Traction Control
- Antilock Brakes / Traction Control Systems
- 4WD Switch
 - ABS Diode
 - ABS Light
 - Electronic Brake Control Module
 - Hydraulic Assembly
 - Hydraulic Control Assembly - Antilock Brakes
 - Wheel Speed Sensor
 Service Precautions
Description and Operation
Testing and Inspection
Diagrams
Technical Service Bulletins
Tools and Equipment
 - Brake Bleeding
 - Brake Pedal Assy
 - Disc Brake System
 - Drum Brake System
 - Hydraulic System
 - Parking Brake System
 - Power Brake Assist
 - Relays and Modules - Brakes and Traction Control
 - Sensors and Switches - Brakes and Traction Control
 Service Precautions
Testing and Inspection
Service and Repair
Technical Service Bulletins
 - Antilock Brakes / Traction Control Systems
 - Starting and Charging
- Sensors and Switches - Starting and Charging
 - Battery
- Battery Cable
 Testing and Inspection
Locations
Diagrams
Specifications
Technical Service Bulletins
 - Charging System
- Alternator
- Diode Trio
 - Application and ID
 Description and Operation
Testing and Inspection
Service and Repair
Diagrams
Technical Service Bulletins
 Service Precautions
Description and Operation
Testing and Inspection
Diagrams
Technical Service Bulletins
 - Alternator
 - Starting System
- Clutch Switch
 - Ignition Switch
 - Key
 - Neutral Safety Switch
 - Starter Motor
- Starter Drive/Bendix
 Testing and Inspection
Service and Repair
Diagrams
 - Starter Solenoid
 - Application and ID
 Description and Operation
Testing and Inspection
Diagrams
Technical Service Bulletins
 - Power and Ground Distribution
- Diode
 - Fuse
 - Fuse Block
 - Fusible Link
 - Ground Strap
 - Grounding Point
 - Multiple Junction Connector
 - Wiring Harness
 Diagrams
Technical Service Bulletins
 Testing and Inspection
Diagrams
Technical Service Bulletins
 - Power and Ground Distribution
- Diode
 - Fuse
 - Fuse Block
 - Fusible Link
 - Ground Strap
 - Grounding Point
 - Multiple Junction Connector
 - Wiring Harness
 Diagrams
Technical Service Bulletins
 - Steering and Suspension
- Alignment
 - Relays and Modules - Steering and Suspension
 - Sensors and Switches - Steering and Suspension
 - Steering
- Front Steering Knuckle
 - Idler Arm
 - Power Steering
 - Steering Column
 - Steering Gear
- Steering Gear Pinion Valve
 Description and Operation
Testing and Inspection
Adjustments
Service and Repair
Specifications
Technical Service Bulletins
 - Steering Wheel
 Service Precautions
Testing and Inspection
Specifications
Technical Service Bulletins
 - Suspension
- Ball Joint
 - Control Arm
 - Front Steering Knuckle
 - Sensors and Switches - Suspension
 - Stabilizer Bar
 - Suspension Control ( Automatic - Electronic )
 - Suspension Spring ( Coil / Leaf )
 - Suspension Strut / Shock Absorber
 - Wheel Bearing
 - Wheel Hub
 - Wheel Seal
 Description and Operation
Adjustments
Specifications
Technical Service Bulletins
 - Wheels and Tires
 Specifications
Technical Service Bulletins
 - Heating and Air Conditioning
- Air Conditioning Switch
 - Air Door
 - Ambient Temperature Sensor / Switch HVAC
 - Blower Motor
 - Blower Motor Relay
 - Blower Motor Resistor
 - Blower Motor Switch
 - Compressor HVAC
- Compressor Clutch
 - Compressor Control Valve Assembly
 - Compressor Shaft Seal
 Service Precautions
Description and Operation
Testing and Inspection
Service and Repair
Diagrams
Specifications
Technical Service Bulletins
Tools and Equipment
 - Compressor Clutch Diode HVAC
 - Compressor Clutch Relay
 - Condenser HVAC
 - Control Assembly
 - Control Module HVAC
 - Evaporator Core
 - Evaporator Drain Tube
 - Expansion Block/Orifice Tube
 - Heater Core
 - Heater Core Case
 - High Pressure Safety Valve HVAC
 - Hose/Line HVAC
 - Refrigerant
 - Refrigerant Oil
 - Refrigerant Pressure Sensor / Switch
 - Relays and Modules - HVAC
 - Sensors and Switches - HVAC
 - Service Port HVAC
 Service Precautions
Description and Operation
Testing and Inspection
- Symptom Related Diagnostic Procedures
- Blower Motor Does Not Operate at All
 - Blower Motor Does Not Operate In Any Mode - With Air Conditioning
 - Blower Motor Does Not Operate In High, Operates Only In Low and/or Medium
 - Blower Motor Does Not Operate In LO and/or Med But Only In Hi
 - Blower Motor Does Not Run In Hi - With Air Conditioning
 - Blower Motor Does Not Run In Hi Speed Only
 - Blower Motor Does Not Run In LO Speed Only
 - Blower Motor Does Not Run In Med Speed Only
 - Blower Motor Does Not Run In Medium - With Air Conditioning
 - Compressor Clutch Does Not Engage
 - Display Does Not Dim Properly - With Air Conditioning
 - None of the Door Motors Operate Correctly
 - None of the Door Motors Operate Correctly - With Air Conditioning
 - Recirculation Valve Motor Does Not Operate - With Air Conditioning
 - With A/C
 - With Heating & Ventilation
 
 - Component Tests and General Diagnostics
 
- Symptom Related Diagnostic Procedures
 Service and Repair
Diagrams
Specifications
Technical Service Bulletins
 - Restraints and Safety Systems
 - Accessories and Optional Equipment
- Antenna
 - Antitheft and Alarm Systems
 - Cellular Phone
 - Radio, Stereo, and Compact Disc
- Amplifier
 - Compact Disc Player (CD)
 - Radio/Stereo
 - Remote Control
 - Tape Player
 Diagrams
Technical Service Bulletins
 - Relays and Modules - Accessories and Optional Equipment
 - Relay Module
 - Towing / Trailer System
 - Trailer Connector
 Technical Service Bulletins
 - Body and Frame
- Bumper
 - Doors, Hood and Trunk
 - Exterior Moulding / Trim
 - Fender
 - Frame
 - Interior Moulding / Trim
 - Locks
- Door Locks
 - Key
 - Keyless Entry
 - Power Locks
- Power Door Lock Actuator
 - Power Door Lock Relay
 - Power Door Lock Switch
 Diagrams
 Technical Service Bulletins
 - Mirrors
 - Paint, Striping and Decals
 - Relays and Modules - Body and Frame
 - Roof and Associated Components
 - Seats
 - Sensors and Switches - Body and Frame
 - Splash Guard
 - Tailgate
 - Weatherstrip
 Technical Service Bulletins
 - Cruise Control
- Brake Switch (Cruise Control)
 - Clutch Switch
 - Cruise Control Module
 - Cruise Control Servo
 - Cruise Control Servo Cable
 - Cruise Control Switch
 - Cruise Control Vacuum Vent Solenoid
 - Relays and Modules - Cruise Control
 - Sensors and Switches - Cruise Control
 - Vacuum Vent Valve
 - Vehicle Speed Sensor/Transducer - Cruise Control
 Description and Operation
Testing and Inspection
Diagrams
Technical Service Bulletins
 - Instrument Panel, Gauges and Warning Indicators
- ABS Light
 - Air Conditioning Indicator Lamp
 - Audible Warning Device
 - Audible Warning Device Control Module
 - Cigarette Lighter
 - Coolant Level Indicator Lamp
 - Dashboard / Instrument Panel
 - Dimmer Switch
 - Door Switch
 - Four Wheel Drive Indicator Lamp
 - Fuel Distance/Mileage Module
 - Fuel Gauge
 - Fuel Gauge Sender
 - Instrument Cluster / Carrier
 - Malfunction Indicator Lamp
 - Odometer
 - Oil Pressure Gauge
 - Oil Pressure Sender
 - Oil Pressure Warning Lamp/Indicator
 - Relays and Modules - Instrument Panel
 - Sensors and Switches - Instrument Panel
 - Speedometer Head
 - Tachometer
 - Temperature Gauge
 - Temperature Warning Lamp/Indicator
 - Tire Monitoring System
 - Transmission Shift Position Indicator Lamp
 - Volt Meter Gauge
 - Water In Fuel Indicator
 Description and Operation
Testing and Inspection
Diagrams
- Diagram Information and Instructions
 - Diagnostic Aids
 - Electrical Diagrams
 
Technical Service Bulletins
 - Lighting and Horns
- Backup Lamp
- Backup Lamp Switch
 Diagrams
Technical Service Bulletins
 - Brake Lamp
 - Brake Light Switch
 - Cargo Lamp
- Cargo Lamp Switch
 Locations
Diagrams
 - Clearance Lamp
 - Courtesy Lamp
- Ash Tray Lamp
 Locations
Diagrams
 - Daytime Running Lamp
 - Dimmer Switch
 - Dome Lamp
- Dome Lamp Relay
 Locations
Diagrams
 - Door Switch
 - Fog/Driving Lamp
- Fog/Driving Lamp Relay
 - Fog/Driving Lamp Switch
 Diagrams
Technical Service Bulletins
 - Hazard Warning Lamps
- Hazard Warning Flasher
 Diagrams
 - Headlamp
- Headlamp Dimmer Switch
 - Headlamp Switch
 Diagrams
Technical Service Bulletins
 - Horn
- Horn Relay
 - Horn Switch
 Locations
Diagrams
 - License Plate Lamp
 - Parking Lamp
 - Relays and Modules - Lighting and Horns
 - Sensors and Switches - Lighting and Horns
 - Tail Lamp
- Tail Lamp Pigtail Assembly
 Diagrams
Technical Service Bulletins
 - Trailer Lamps
 - Turn Signals
- Combination Switch
 - Turn Signal Flasher
 - Turn Signal Lamp
 - Turn Signal Relay
 - Turn Signal Switch
 Diagrams
Technical Service Bulletins
 - Underhood Lamp
 Diagrams
Technical Service Bulletins
 - Backup Lamp
 - Windows and Glass
- Heated Glass Element
- Heated Glass Element Switch
 Diagrams
Technical Service Bulletins
 - Rear Defogger
 - Relays and Modules - Windows and Glass
 - Sensors and Switches - Windows and Glass
 - Windows
- Power Window Motor
 - Power Window Relay
 - Power Window Switch
 - Window Glass
 - Window Regulator
 Diagrams
Technical Service Bulletins
 - Windshield
 Technical Service Bulletins
 - Heated Glass Element
 - Wiper and Washer Systems
- Relays and Modules - Wiper and Washer Systems
 - Sensors and Switches - Wiper and Washer Systems
 - Windshield Washer Motor
 - Windshield Washer Pump
 - Windshield Washer Switch
 - Wiper Arm
 - Wiper Blade
 - Wiper Control Module
 - Wiper Motor
 - Wiper Switch
 Testing and Inspection
Diagrams
Technical Service Bulletins
 - Application and ID
- Truck Body Identification
 - 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
 
 
 
 Locations
Diagrams
- Diagram Information and Instructions
 - Diagnostic Aids
 - Exploded Views
 - Connector Views
 - Electrical Diagrams
- Cell References
 - Antilock Brakes / Traction Control Systems
 - Cruise Control
 - Heated Glass Element
 - Heating and Air Conditioning
 - Instrument Panel, Gauges and Warning Indicators
 - Lighting and Horns
 - Power Locks
 - Powertrain Management
 - Radiator Cooling Fan Motor
 - Radio, Stereo, and Compact Disc
 - Starting and Charging
 - Trailer Adapter Kit
 - Transmission and Drivetrain
 - Windows
 - Wiper and Washer Systems
 
 - Fluid Diagrams
- Automatic Transmission/Transaxle
 - Engine Lubrication
 
 - Vacuum and Vapor Hose Diagrams
 - Components
 - Connectors
 - Grounds
 - Splices
 - Grommets
 
Specifications
- Electrical Specifications
 - Mechanical Specifications
- Air Injection Check Valve
 - Air Injection Hose/Tube
 - Air Injection Pump
 - Automatic Transmission/Transaxle
- System Specifications
 - Accumulator, A/T
 - Bell Housing, A/T
 - Case, A/T
 - Clutch, A/T
 - Extension Housing, A/T
 - Fluid Line/Hose, A/T
 - Fluid Pan, A/T
 - Fluid Pressure Sensor/Switch, A/T
 - Fluid Pump, A/T
 - Shift Linkage, A/T
 - Shift Solenoid, A/T
 - Torque Converter
 - Transmission Mount, A/T
 - Transmission Pressure Test Port, A/T
 - Transmission Speed Sensor, A/T
 - Transmission Temperature Sensor/Switch, A/T
 - Valve Body, A/T
 
 - Brake Caliper
 - Brake Hose/Line
 - Brake Master Cylinder
 - Brake Rotor/Disc
 - Clutch, M/T
 - Compressor HVAC
 - Computers and Control Systems
 - Differential Assembly
- Fastener Strength Identification
 - Rear Axle
 
 - Distributor, Ignition
 - Drive Axles, Bearings and Joints
 - Drive/Propeller Shafts, Bearings and Joints
 - Drum Brake System
 - EGR Valve
 - Engine
- System Specifications
 - Camshaft, Lifters and Push Rods
 - Cylinder Block Assembly
 - Cylinder Head Assembly
 - Engine Mount
 - Intake Manifold
 - Oil Pan, Engine
 - Oil Pump, Engine
 - Rear Crankshaft Main Bearing Seal
 - Timing Cover
 
 - Exhaust Manifold
 - Fan Blade
 - Fan Clutch
 - Firing Order
 - Flex Plate
 - Flywheel
 - Fuel Delivery and Air Induction
 - Load Compensator, Rear Wheel Brakes
 - Manual Transmission/Transaxle
 - Power Brake Assist
 - Spark Plug
 - Steering and Suspension
 - Thermostat, Engine Cooling
 - Water Pump
 
 - Pressure, Vacuum and Temperature Specifications
 - Capacity Specifications
 - Fluid Type Specifications
 
Technical Service Bulletins
Tools and Equipment
Diagnostic Trouble Codes