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 - Power and Ground Distribution
- Relays and Modules - Powertrain Management
- Relays and Modules - Steering and Suspension
- Relays and Modules - Transmission and Drivetrain
- 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 - Computers and Control Systems
- Barometric Pressure Sensor
- Camshaft Position Sensor
- Coolant Temperature Sensor/Switch (For Computer)
- Engine Speed Sensor
- Air Temperature Sensor ( Ambient / Intake )
- Manifold Pressure/Vacuum Sensor
- Oil Pressure Sensor
- Oxygen Sensor
- Throttle Position Sensor
- Transmission Position Sensor/Switch
- Vehicle Speed Sensor
- 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 - Windows and Glass
- Sensors and Switches - Wiper and Washer Systems
- Maintenance
- Alignment
- Tune-up and Engine Performance Checks
- 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
- 5000 MI or 8000 KM
- 10000 MI or 16000 KM
- 15000 MI or 24000 KM
- 20000 MI or 32000 KM
- 25000 MI or 40000 KM
- 30000 MI or 48000 KM
- 35000 MI or 56000 KM
- 40000 MI or 64000 KM
- 45000 MI or 72000 KM
- 50000 MI or 80000 KM
- 55000 MI or 88000 KM
- 60000 MI or 96000 KM
- 65000 MI or 104000 KM
- 70000 MI or 112000 KM
- 75000 MI or 120000 KM
- 80000 MI or 128000 KM
- 85000 MI or 136000 KM
- 90000 MI or 144000 KM
- 95000 MI or 152000 KM
- 100000 MI or 160000 KM
- 105000 MI or 168000 KM
- 110000 MI or 176000 KM
- 115000 MI or 184000 KM
- 120000 MI or 192000 KM
- Severe Service
- 2500 MI or 4000 KM
- 5000 MI or 8000 KM
- 7500 MI or 12000 KM
- 10000 MI or 16000 KM
- 12500 MI or 20000 KM
- 15000 MI or 24000 KM
- 17500 MI or 28000 KM
- 20000 MI or 32000 KM
- 22500 MI or 36000 KM
- 25000 MI or 40000 KM
- 27500 MI or 44000 KM
- 30000 MI or 48000 KM
- 32500 MI or 52000 KM
- 35000 MI or 56000 KM
- 37500 MI or 60000 KM
- 40000 MI or 64000 KM
- 42500 MI or 68000 KM
- 45000 MI or 72000 KM
- 47500 MI or 76000 KM
- 50000 MI or 80000 KM
- 52500 MI or 84000 KM
- 55000 MI or 88000 KM
- 57500 MI or 92000 KM
- 60000 MI or 96000 KM
- 62500 MI or 100000 KM
- 65000 MI or 104000 KM
- 67500 MI or 108000 KM
- 70000 MI or 112000 KM
- 72500 MI or 116000 KM
- 75000 MI or 120000 KM
- 77500 MI or 124000 KM
- 80000 MI or 128000 KM
- 82500 MI or 132000 KM
- 85000 MI or 136000 KM
- 87500 MI or 140000 KM
- 90000 MI or 144000 KM
- 92500 MI or 148000 KM
- 95000 MI or 152000 KM
- 97500 MI or 156000 KM
- 100000 MI or 160000 KM
- 102500 MI or 164000 KM
- 105000 MI or 168000 KM
- 107500 MI or 172000 KM
- 110000 MI or 176000 KM
- 112500 MI or 180000 KM
- 115000 MI or 184000 KM
- 117500 MI or 188000 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
- Vacuum Pump
- Water Pump
Description and Operation
Testing and Inspection- Service and Repair
- Specifications
- Technical Service Bulletins
- Cooling System
- Coolant
- Coolant Level Indicator Lamp
- Coolant Level Sensor
- Radiator Cooling Fan
- Engine - Coolant Temperature Sensor/Switch
- Fan Shroud
- Heater Control Valve
- 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
- Testing and Inspection
Locations- Service and Repair
- Specifications
- Technical Service Bulletins
- 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
- Barometric Pressure Sensor
- Camshaft Position Sensor
- Coolant Temperature Sensor/Switch (For Computer)
- Engine Speed Sensor
- Air Temperature Sensor ( Ambient / Intake )
- Manifold Pressure/Vacuum Sensor
- Oil Pressure Sensor
- Oxygen Sensor
- Throttle Position Sensor
- Transmission Position Sensor/Switch
- Vehicle Speed Sensor
- 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 Temperature Sensor ( Ambient / Intake )
- Barometric Pressure Sensor
- Camshaft Position Sensor
- Cold Advance Solenoid
- Coolant Temperature Sensor/Switch (For Computer)
- Data Link Connector
- Engine Control Module
- Engine Speed Sensor
- Idle Speed/Throttle Actuator - Electronic
- Idle Speed/Throttle Actuator - Mechanical
- Idle Up Control Valve
- 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
- Barometric Pressure Sensor
- Camshaft Position Sensor
- Coolant Temperature Sensor/Switch (For Computer)
- Engine Speed Sensor
- Air Temperature Sensor ( Ambient / Intake )
- Manifold Pressure/Vacuum Sensor
- Oil Pressure Sensor
- Oxygen Sensor
- Throttle Position Sensor
- Transmission Position Sensor/Switch
- Vehicle Speed Sensor
- 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
- Engine Cranks, But Will Not Run
- 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
- Lack of Power/Sluggish/Spongy/Stumble
- Lacks Power/Poor Performance/Excessive Black Smoke
- Poor Fuel Economy
- Rough, Unstable, or Incorrect Idle, Stalling
- Service Engine Soon Light "ON" or Won't Flash Code 12
- Service Engine Soon Light Inoperative
- Smokes White or Blue Fog-Like Exhaust In Full-Load Range
- Surges/Chuggles
- Unable to Shut Engine Off
- Component Tests and General Diagnostics
Adjustments
Diagrams- Specifications
- Technical Service Bulletins
Tools and Equipment
- Emission Control Systems
- Air Injection
- Evaporative Emissions System
- Exhaust Gas Recirculation
- Positive Crankcase Ventilation
- Application and ID
- Description and Operation
- Diagrams
- Diagram Information and Instructions
- Diagnostic Aids
- Electrical Diagrams
- Vacuum and Vapor Hose Diagrams
- Technical Service Bulletins
- Tools and Equipment
- Fuel Delivery and Air Induction
- Fuel Pressure
- Idle Speed
- Injection Timing
- Accelerator Pedal
- Air Cleaner Housing
- Air Temperature Switch
- Cold Start Injector
- Cold Start Solenoid (For Injection Pump)
- Diesel MFI Pump
- Fuel
- Fuel Filter
- Fuel Heater
- Fuel Injector
- Fuel Pump
- Fuel Return Line
- Fuel Shut-off Solenoid
- Fuel Supply Line
- Fuel Tank
- Fuel Tank Unit
- Fuel/Water Separator
- Idle Speed/Throttle Actuator - Electronic
- Idle Speed/Throttle Actuator - Mechanical
- Idle Up Control Valve
- Relays and Modules - Fuel Delivery and Air Induction
- Sensors and Switches - Fuel Delivery and Air Induction
- Throttle Cable/Linkage
- Throttle Position Sensor
- Turbocharger
Service Precautions- Description and Operation
- Diagrams
- Specifications
- Technical Service Bulletins
- Tools and Equipment
- Ignition System
- Glow Plug System
- Glow Plug
- Glow Plug Control Module
- Glow Plug Control Switch
- Glow Plug Relay
- Relays and Modules - Glow Plug System
- Sensors and Switches - Glow Plug System
- Wait To Start Light
- Description and Operation
- Testing and Inspection
- Adjustments
- Diagrams
- Specifications
- Technical Service Bulletins
- Tools and Equipment
- Transmission Control Systems
- Actuators and Solenoids - Transmission and Drivetrain
- Lamps and Indicators - Transmission and Drivetrain
- Relays and Modules - Transmission and Drivetrain
- Sensors and Switches - Transmission and Drivetrain
- Technical Service Bulletins
- PROM - Programmable Read Only Memory
- Service Precautions
- Application and ID
- Description and Operation
- Diagrams
- Diagram Information and Instructions
- Diagnostic Aids
- Electrical Diagrams
- Technical Service Bulletins
- Tools and Equipment
- Transmission and Drivetrain
- Actuators and Solenoids - Transmission and Drivetrain
- Automatic Transmission/Transaxle
- Actuators and Solenoids - A/T
- Accumulator
- Band
- Band Apply Servo
- Bell Housing
- Brake Switch - TCC
- Case
- Channel Plate
- Clutch
- Control Module
- Extension Housing
- Fluid - A/T
- Fluid Filter - A/T
- Fluid Line/Hose
- Fluid Pan
- Fluid Pressure Sensor/Switch
- Fluid Pump
- Governor
- Lamps and Indicators - A/T
- Output Shaft
- Parking Pawl
- Pressure Regulating Solenoid
- Relays and Modules - A/T
- Seals and Gaskets
- Sensors and Switches - A/T
- Shift Indicator - 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-E Automatic Transmission
- Converter Clutch Does Not Release
- Delay In Drive and Reverse
- Drives In Neutral
- Harsh Garage Shift
- Harsh Shifts
- High or Low Shift Points
- Inaccurate 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
- Slips In 1ST Gear
- Torque Converter Clutch Shudder
- Vibration In Reverse and Whining Noise In Park
- 1-2 Shift Slipping or Rough
- 1-2 Shift Speed - High or Low
- 1ST & 4TH Gear Only
- 2ND & 3RD Gear Only
- 2ND Gear Start In Drive Range
- 3-2 Flare or Tie-Up
- 4L80-E Automatic Transmission
- Converter Ballooning
- Delayed 1-2 Shift
- Engine Stalls
- Engine Starts In Gear
- Fluid Foaming
- 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
- No Torque Multiplication
- Noise/Vibration
- 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
- Clutch Air Check
- 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
- Oil Pump Cover & Body Assembly
- Oil Pump Cover Assembly
- Oil Pump Cover Disassemble
- Oil Pump Disassembly
- Parking Pawl
- Pump Body Assembly
- Pump Body Disassembly
- Reaction Internal Gear & Carrier Assembly Inspection
- Reaction Sun Gear & Shell
- Reverse Input & Input Clutches
- Reverse Input Clutch Assembly
- Third Accumulator Retainer & Ball Assembly
- Transmission Endplay Check
- 2-4 Band 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
- Intermediate Clutch Assembly & Front Band
- 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
- Carrier Bearings
- Description and Operation
- Testing and Inspection
- Adjustments
- Service and Repair
- Specifications
- Differential Clutch
- Differential Lock
- Differential Axle Housing
- Drain Plug
- Fluid - Differential
- Pinion Bearing
- Pinion Flange
- Pinion Gear
- Seals and Gaskets
- Sensors and Switches - Differential
- Application and ID
- Description and Operation
- Testing and Inspection
- Locations
- Service and Repair
- On-Vehicle Service
- Front Drive Axle
- Drain and Fill
- Front Axle Vent Hose Replacement
- Front Differential Carrier Shield Replacement
- Differential Carrier Assembly Replacement
- Shaft and Axle Tube Assembly Replacement
- Output Shaft Replacement
- Differential Pilot Bearing Replacement
- Pinion Oil Seal Replacement
- Shift Fork Replacement
- Thermal Actuator Replacement
- Rear Drive Axle
- Front Drive Axle
- Unit Repair
- Front Drive Axle
- Rear Drive 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
- On-Vehicle Service
- Diagrams
- Specifications
- Mechanical Specifications
- Fastener Strength Identification
- Front Axle
- Rear Axle
- Capacity Specifications
- Fluid Type Specifications
- Mechanical Specifications
- Technical Service Bulletins
- Tools and Equipment
- Drive Axles, Bearings and Joints
- Axle Shaft Assembly
- Axle Shaft
- Constant Velocity Joint
- Constant Velocity Joint Boot
- Description and Operation
- Testing and Inspection
- Locations
- Service and Repair
- Diagrams
- Specifications
- Technical Service Bulletins
- Seals and Gaskets
- Wheel Bearing
- Wheel Hub
- Wheel Hub (Locking)
- Service and Repair
- Specifications
- Technical Service Bulletins
- Axle Shaft Assembly
- Drive/Propeller Shafts, Bearings and Joints
- Flex Plate
- Flywheel
- Lamps and Indicators - Transmission and Drivetrain
- Manual Transmission/Transaxle
- Bell Housing
- Case
- Countershaft
- Drain Plug
- Extension Housing
- Fill Plug
- Fluid - M/T
- Gear
- Input Shaft
- Mainshaft Bearing/Bushing
- Mainshaft
- Output Shaft
- Reverse Gear Shaft
- Seals and Gaskets
- Shifter M/T
- Shift Linkage
- Application and ID
- Description and Operation
- Testing and Inspection
- Service and Repair
- Diagrams
- Specifications
- Technical Service Bulletins
- Relays and Modules - Transmission and Drivetrain
- Sensors and Switches - Transmission and Drivetrain
- Transfer Case
- Actuators and Solenoids - Transfer Case
- Case
- Fluid - Transfer Case
- Fluid Pump
- Four Wheel Drive Indicator Lamp
- Four Wheel Drive Selector Relay
- Four Wheel Drive Selector Switch
- Gear Sensor/Switch
- Lamps and Indicators - Transfer Case
- Relays and Modules - Transfer Case
- Sensors and Switches - Transfer Case
- Shift Linkage
- Speed Sensor
- Transfer Case Actuator
- Application and ID
- Description and Operation
- Testing and Inspection
- Adjustments
- Locations
- Service and Repair
- Diagrams
- Specifications
- Technical Service Bulletins
- Transmission Control Systems
- Actuators and Solenoids - Transmission and Drivetrain
- Lamps and Indicators - Transmission and Drivetrain
- Relays and Modules - Transmission and Drivetrain
- Sensors and Switches - Transmission and Drivetrain
- Technical Service Bulletins
- Diagrams
- Technical Service Bulletins
- Brakes and Traction Control
- Antilock Brakes / Traction Control Systems
- ABS Diode
- ABS Light
- ABS Main Relay
- Differential Lock Switch
- Electronic Brake Control Module
- Hydraulic Assembly
- Hydraulic Control Assembly - Antilock Brakes
- Wheel Speed Sensor
- Service Precautions
- Description and Operation
- Testing and Inspection
- Locations
- Diagrams
- Technical Service Bulletins
- Tools and Equipment
- Brake Bleeding
- Brake Pedal Assy
- Brake Warning Indicator
- 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
- Locations
- Service and Repair
- Diagrams
- Technical Service Bulletins
- Voltage Regulator
- Service Precautions
- Description and Operation
- Testing and Inspection
- Locations
- Diagrams
- Technical Service Bulletins
- Alternator
- Starting System
- Clutch Switch
- Ignition Switch
- Key
- Neutral Safety Switch
- Starter Motor
- Starter Drive/Bendix
- Testing and Inspection
- Locations
- Service and Repair
- Diagrams
- Starter Solenoid
- Application and ID
- Description and Operation
- Testing and Inspection
- Diagrams
- Technical Service Bulletins
- Power and Ground Distribution
- Diode
- Electrical Accessory Panel
- Fuse
- Fuse Block
- Fusible Link
- Ground Strap
- Grounding Point
- Multiple Junction Connector
- Relays and Modules - Power and Ground Distribution
- Relay Box
- Wiring Harness
- Locations
- Diagrams
- Technical Service Bulletins
- Testing and Inspection
- Initial Inspection and Diagnostic Overview
- Symptom Related Diagnostic Procedures
- Battery Is Undercharged or Overcharged
- Engine Does Not Crank and Starter Solenoid Does Not Click
- No Cranking, No Sound From Solenoid
- Slow Cranking, Solenoid Clicks or Chatters
- Starter Solenoid Clicks, Engine Does Not Crank or Cranks Slowly
- Undercharged Battery
- Volts Indicator Does Not Light W/Ign In Run and Engine Stopped
- Volts Indicator Stays on When Engine Is Running
- Component Tests and General Diagnostics
- Diagrams
- Technical Service Bulletins
- Power and Ground Distribution
- Diode
- Electrical Accessory Panel
- Fuse
- Fuse Block
- Fusible Link
- Ground Strap
- Grounding Point
- Multiple Junction Connector
- Relays and Modules - Power and Ground Distribution
- Relay Box
- Wiring Harness
- Locations
- Diagrams
- Technical Service Bulletins
- Steering and Suspension
- Alignment
- Relays and Modules - Steering and Suspension
- Steering
- Front Steering Knuckle
- Pitman Arm
- Power Steering
- Steering Column
- Steering Column Bearing
- Description and Operation
- Locations
- Service and Repair
- - With Standard Column
- - With Tilt Column
- Ignition Lock Cylinder & Upper Column Components - Column Shift
- Ignition Lock Cylinder & Upper Column Components - Floor Shift
- Lower Column Components - Column Shift
- Lower Column Components - Floor Shift
- Mid Column - Column Shift
- Mid Column - Floor Shift
- Steering Column Housing Cover Components - Column Shift
- Steering Column Housing Cover Components - Floor Shift
- Steering Column - Removal
- Specifications
- Technical Service Bulletins
- Steering Gear
- Steering Wheel
- Service Precautions
- Testing and Inspection
- Specifications
- Technical Service Bulletins
- Suspension
- 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 Clutch Bearing
- Compressor Clutch Coil
- Compressor Clutch Hub
- Compressor Shaft Seal
- Description and Operation
- Testing and Inspection
- Service and Repair
- Technical Service Bulletins
- Compressor Clutch Diode HVAC
- Compressor Clutch Relay
- Condenser HVAC
- Control Assembly
- Control Module HVAC
- Coolant Temperature Sensor / Switch HVAC
- Evaporator Core
- Evaporator Drain Tube
- Expansion Block/Orifice Tube
- Expansion Valve
- Heater Control Valve
- Heater Core
- Hose/Line HVAC
- Housing Assembly 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 In Any Mode - With Air Conditioning
- Blower Motor Does Not Operate In High, Operates Only In Low and/or Medium
- Blower Motor Does Not Run In Hi - With Air Conditioning
- Blower Motor Does Not Run In LO 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
- Incorrect Air Delivery Or Mode Indicators Flashing
- 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
- Locations
- Service and Repair
- Diagrams
- Diagram Information and Instructions
- Diagnostic Aids
- Electrical Diagrams
- Vacuum and Vapor Hose 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
- Radio/Stereo Noise Filter
- Locations
- Diagrams
- Technical Service Bulletins
- Remote Control
- Speaker
- Tape Player
- Description and Operation
- Testing and Inspection
- Initial Inspection and Diagnostic Overview
- Symptom Related Diagnostic Procedures
- Diagnosis by Symptom - AM Radio
- Diagnosis by Symptom - AM/FM Stereo Radio With Options
- Cassette Deck Does Not Operate
- Clock Does Not Operate
- Display Dimming Function Will Not Operate
- Graphic Equalizer Does Not Operate
- No Sound or Distorted Sound From A Front Speaker
- No Sound or Distorted Sound From A Rear Speaker
- Panel Lamp Does Not Come on
- Radio Does Not Appear to Work (No Display Lights, No Sound)
- Diagnosis by Symptom - Power Amplifier
- Locations
- 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
- Trailer Adapter Kit
- Diagrams
- Technical Service Bulletins
- Interior Moulding / Trim
- Locks
- Door Locks
- Key
- Keyless Entry
- Power Locks
- Power Door Lock Actuator
- Power Door Lock Relay
- Power Door Lock Switch
- Testing and Inspection
- Locations
- Diagrams
- Trunk / Liftgate Lock
- Technical Service Bulletins
- Mirrors
- Heated Element
- Power Mirror Switch
- Description and Operation
- Testing and Inspection
- Locations
- Diagrams
- Technical Service Bulletins
- Paint, Striping and Decals
- Relays and Modules - Body and Frame
- Roof and Associated Components
- Seats
- Head Rest
- Head Restraint System
- Power Seat Motor
- Power Seat Switch
- Seat Back
- Seat Cover
- Description and Operation
- Testing and Inspection
- Diagrams
- Technical Service Bulletins
- Sensors and Switches - Body and Frame
- 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
- Locations
- Diagrams
- Technical Service Bulletins
- Instrument Panel, Gauges and Warning Indicators
- ABS Light
- Active Check Module
- Air Conditioning Indicator Lamp
- Audible Warning Device
- Audible Warning Device Control Module
- Brake Warning Indicator
- Charge Lamp/Indicator
- 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
- Oil Temperature Gauge
- Parking Brake Warning Switch
- Relays and Modules - Instrument Panel
- Sensors and Switches - Instrument Panel
- Shift Indicator - A/T
- Speedometer Head
- Tachometer
- Temperature Gauge
- Temperature Switch (Warning Indicator)
- 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
- Initial Inspection and Diagnostic Overview
- Symptom Related Diagnostic Procedures
- Check Gages or Temp Indic. Not Lit W/Ign In Bulb Test or Start
- Fuel Gage Indicates Empty When There Is Fuel In the Tank
- Fuel Gage Indicates Full or Beyond at All Times
- Fuel Gage Is Inaccurate
- Low Coolant Indicator Does Not Light With Coolant Level Low
- Low Coolant Indicator Is Lit When Coolant Level Is Good
- Oil Pressure Gage Always Lit or Shows Low When Pressure OK
- Oil Pressure Gage Indicates High Pressure at All Times
- Oil Pressure Gage Is Inaccurate
- Temp Gage Shows Hot W/Coolant Cool and Ign. Switch In Run
- Temp. Gage Doesn't Light With Engine Coolant Overheated
- Temperature Gage Indicates Cold at All Times
- Temperature Gage Is Not Accurate
- Temperature Indicator Stays on at All Times With Ign. In Run
- Voltmeter Is Not Accurate
- Component Tests and General Diagnostics
- Locations
- Diagrams
- Technical Service Bulletins
- Lighting and Horns
- Backup Lamp
- Backup Lamp Switch
- Description and Operation
- Testing and Inspection
- Locations
- Diagrams
- Technical Service Bulletins
- Brake Lamp
- Brake Light Switch
- Cargo Lamp
- Cargo Lamp Switch
- Description and Operation
- Testing and Inspection
- Locations
- Diagrams
- Center Mounted Brake Lamp
- Clearance Lamp
- Courtesy Lamp
- Ash Tray Lamp
- Door Lamp
- Glove Box Lamp
- Testing and Inspection
- Locations
- Diagrams
- Daytime Running Lamp
- Daytime Running Lamp Control Unit
- Daytime Running Lamp Relay
- Diagrams
- Dimmer Switch
- Dome Lamp
- Dome Lamp Relay
- Description and Operation
- Testing and Inspection
- Locations
- Diagrams
- Door Switch
- Exterior Lighting Module
- Fog/Driving Lamp
- Fog/Driving Lamp Relay
- Fog/Driving Lamp Switch
- Description and Operation
- Testing and Inspection
- Locations
- Diagrams
- Technical Service Bulletins
- Hazard Warning Lamps
- Hazard Warning Flasher
- Description and Operation
- Testing and Inspection
- Locations
- Diagrams
- Headlamp
- Headlamp Dimmer Switch
- Headlamp Relay
- Headlamp Switch
- Description and Operation
- Testing and Inspection
- Diagrams
- Technical Service Bulletins
- Horn
- Horn Relay
- Horn Switch
- Description and Operation
- Testing and Inspection
- Locations
- Diagrams
- License Plate Lamp
- Map Light
- Marker Lamp
- Parking Lamp
- Relays and Modules - Lighting and Horns
- Sensors and Switches - Lighting and Horns
- Tail Lamp
- Tail Lamp Pigtail Assembly
- Locations
- Diagrams
- Technical Service Bulletins
- Trailer Lamps
- Turn Signals
- Combination Switch
- Turn Signal Flasher
- Turn Signal Lamp
- Turn Signal Relay
- Turn Signal Switch
- Description and Operation
- Testing and Inspection
- Locations
- Diagrams
- Technical Service Bulletins
- Underhood Lamp
- Vanity Lamp
- Application and ID
- Description and Operation
- Testing and Inspection
- Locations
- Diagrams
- Technical Service Bulletins
- Backup Lamp
- Windows and Glass
- Heated Glass Element
- Heated Glass Element Switch
- Description and Operation
- Testing and Inspection
- Locations
- 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
- Window Seal
- Description and Operation
- Testing and Inspection
- Locations
- 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 Reservoir
- Windshield Washer Switch
- Wiper Arm
- Wiper Blade
- Wiper Control Module
- Wiper Motor
- Wiper Switch
- Description and Operation
- Testing and Inspection
- Locations
- 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
- Connector Locations
- Connectors By Component
- Ashtray Light
- Assembly Line Diagnostic Link (ALDL or DLC)
- Auxiliary Battery
- Auxiliary Battery Relay
- Auxiliary Heater and A/C Blower Motor
- Auxiliary Heater and A/C Blower Resistor
- Auxiliary Heater Blower Switch
- Battery Junction Block
- Brake Pressure Warning Switch
- Bulkhead Connector
- Endgate Clearance Lamp Connectors
- Instrument Cluster
- Light Switch
- Connectors By Number
- C100-C199
- C100
- C100A
- C101
- C102
- C102A
- C103
- C104
- C105
- C106
- C106A
- C107
- C108
- C109
- C110
- C114
- C116
- C116A
- C117
- C117A
- C117B
- C119
- C121
- C123A
- C124A
- C125A
- C126
- C127
- C129
- C130
- C132
- C136
- C138
- C140
- C141
- C143
- C145
- C150
- C150A
- C151
- C152
- C153
- C154
- C155
- C157
- C158
- C159
- C160
- C161
- C162
- C163
- C164
- C165
- C166
- C167
- C169
- C174
- C176
- C177
- C178
- C179
- C180
- C181
- C183
- C184
- C185
- C186
- C187
- C188
- C189
- C190
- C191
- C194
- C195
- C196
- C197
- C198
- C199
- C200-C299
- C200
- C200A
- C200B
- C201
- C202
- C202A
- C203
- C204
- C205
- C205A
- C206
- C206A
- C207
- C208
- C209
- C210A
- C212
- C213
- C215
- C215A
- C216
- C216A
- C217
- C218
- C219
- C220
- C221
- C222
- C223
- C224
- C225A
- C226
- C226A
- C227
- C227A
- C228
- C228A
- C229
- C230
- C231
- C234
- C234A
- C235
- C235A
- C236A
- C237
- C237A
- C238A
- C239
- C239A
- C240
- C241
- C242
- C243
- C244
- C245
- C246A
- C247A
- C248
- C248A
- C249
- C250A
- C251
- C253
- C254
- C255
- C256
- C258
- C259
- C260
- C261
- C262
- C263
- C264
- C266
- C268
- C269
- C270
- C271
- C272
- C273
- C275
- C275A
- C276
- C276A
- C277
- C277A
- C278
- C278A
- C279
- C279A
- C280
- C280A
- C281
- C281A
- C282
- C283
- C284
- C285
- C286
- C287
- C287A
- C288
- C289
- C290
- C291
- C292
- C293
- C296
- C297
- C298
- C299
- C300-C399
- C400-C499
- C500-C599
- C600-C699
- C900-C999
- C100-C199
- Pictorial Views
- Connectors By Component
- Fuse and Fusible Link Locations
- Ground Locations
- Splice Locations
- Grommet Locations
- Harness Locations
- Connector Locations
- Diagrams
- Diagram Information and Instructions
- Diagnostic Aids
- Exploded Views
- Connector Views
- Electrical Diagrams
- Cell References
- Antilock Brakes / Traction Control Systems
- Brake Warning Indicator
- Cruise Control
- Frame
- Heated Glass Element
- Heating and Air Conditioning
- Instrument Panel, Gauges and Warning Indicators
- Lighting and Horns
- Mirrors
- Power Locks
- Powertrain Management
- System Diagram
- Computers and Control Systems
- Emission Control Systems
- Fuel Delivery and Air Induction
- Glow Plug System
- Radiator Cooling Fan Motor
- Radio, Stereo, and Compact Disc
- Seats
- Starting and Charging
- Transmission and Drivetrain
- Trunk / Liftgate Lock
- Windows
- Wiper and Washer Systems
- Mechanical Diagrams
- Fluid Diagrams
- Automatic Transmission/Transaxle
- Engine Lubrication
- Vacuum and Vapor Hose Diagrams
- Connectors
- Connectors By Component
- Ashtray Light
- Assembly Line Diagnostic Link (ALDL or DLC)
- Auxiliary Battery
- Auxiliary Battery Relay
- Auxiliary Heater and A/C Blower Motor
- Auxiliary Heater and A/C Blower Resistor
- Auxiliary Heater Blower Switch
- Battery Junction Block
- Brake Pressure Warning Switch
- Bulkhead Connector
- Endgate Clearance Lamp Connectors
- Instrument Cluster
- Light Switch
- Connectors By Number
- C100-C199
- C100
- C100A
- C101
- C102
- C102A
- C103
- C104
- C105
- C106
- C106A
- C107
- C108
- C109
- C110
- C114
- C116
- C116A
- C117
- C117A
- C117B
- C119
- C121
- C123A
- C124A
- C125A
- C126
- C127
- C129
- C130
- C132
- C136
- C138
- C140
- C141
- C143
- C145
- C150
- C150A
- C151
- C152
- C153
- C154
- C155
- C157
- C158
- C159
- C160
- C161
- C162
- C163
- C164
- C165
- C166
- C167
- C169
- C174
- C176
- C177
- C178
- C179
- C180
- C181
- C183
- C184
- C185
- C186
- C187
- C188
- C189
- C190
- C191
- C194
- C195
- C196
- C197
- C198
- C199
- C200-C299
- C200
- C200A
- C200B
- C201
- C202
- C202A
- C203
- C204
- C205
- C205A
- C206
- C206A
- C207
- C208
- C209
- C210A
- C212
- C213
- C215
- C215A
- C216
- C216A
- C217
- C218
- C219
- C220
- C221
- C222
- C223
- C224
- C225A
- C226
- C226A
- C227
- C227A
- C228
- C228A
- C229
- C230
- C231
- C234
- C234A
- C235
- C235A
- C236A
- C237
- C237A
- C238A
- C239
- C239A
- C240
- C241
- C242
- C243
- C244
- C245
- C246A
- C247A
- C248
- C248A
- C249
- C250A
- C251
- C253
- C254
- C255
- C256
- C258
- C259
- C260
- C261
- C262
- C263
- C264
- C266
- C268
- C269
- C270
- C271
- C272
- C273
- C275
- C275A
- C276
- C276A
- C277
- C277A
- C278
- C278A
- C279
- C279A
- C280
- C280A
- C281
- C281A
- C282
- C283
- C284
- C285
- C286
- C287
- C287A
- C288
- C289
- C290
- C291
- C292
- C293
- C296
- C297
- C298
- C299
- C300-C399
- C400-C499
- C500-C599
- C600-C699
- C900-C999
- C100-C199
- Pictorial Views
- Connectors By Component
- Fuse and Fusible Links
- Grounds
- Splices
- Grommets
- Harness
- Specifications
- Electrical Specifications
- Mechanical Specifications
- 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 Clutch
- Compressor Clutch Hub
- Computers and Control Systems
- Differential Assembly
- System Specifications
- Fastener Strength Identification
- Front Axle
- Rear Axle
- Differential Carrier
- Drain Plug, Differential
- Pinion Flange, Differential
- Solenoid, Differential Lock
- System Specifications
- Drive Axles, Bearings and Joints
- Drive/Propeller Shafts, Bearings and Joints
- Drum Brake System
- Electronic Brake Control Module
- Engine
- System Specifications
- Camshaft, Lifters and Push Rods
- Cylinder Block Assembly
- Cylinder Head Assembly
- Intake Manifold
- Oil Pan, Engine
- Oil Pump, Engine
- Exhaust Manifold
- Firing Order
- Flex Plate
- Flywheel
- Fuel Delivery and Air Induction
- Glow Plug System
- Load Compensator, Rear Wheel Brakes
- Manual Transmission/Transaxle
- Power Brake Assist
- Steering and Suspension
- Transfer Case
- Water Pump
- Automatic Transmission/Transaxle
- Pressure, Vacuum and Temperature Specifications
- Capacity Specifications
- Fluid Type Specifications
- Technical Service Bulletins
- Tools and Equipment
Diagnostic Trouble Codes