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
  - Electronic Brake Control Module
- Relays and Modules - Cooling System
  - Radiator Cooling Fan Motor Relay
- Relays and Modules - HVAC
  - Compressor Clutch Relay
  - Control Module HVAC
- Relays and Modules - Lighting and Horns
  - High Beam Relay
- Relays and Modules - Power and Ground Distribution
  - Power Distribution Relay
  - Relay Box
- Relays and Modules - Powertrain Management
- Relays and Modules - Restraints and Safety Systems
- Relays and Modules - Starting and Charging
  - Starter Relay
- Relays and Modules - Steering and Suspension
  - Relays and Modules - Steering
    - Steering Control Module
  - Relays and Modules - Wheels and Tires
    - Tire Pressure Monitor Receiver / Transponder
- Relays and Modules - Transmission and Drivetrain
  - Relays and Modules - A/T
    - Control Module
- Relays and Modules - Windows and Glass
  - Heated Glass Element Relay
- Relays and Modules - Wiper and Washer Systems
  - Wiper Relay
Sensors and Switches
- Sensors and Switches - Accessories and Optional Equipment
  - Pedal Positioning Sensor
  - Steering Mounted Controls Assembly
- Sensors and Switches - Body and Frame
- Sensors and Switches - Brakes and Traction Control
- Sensors and Switches - Cooling System
  - Engine - Coolant Temperature Sensor/Switch
- Sensors and Switches - Cruise Control
  - Cruise Control Switch
- Sensors and Switches - Engine
  - Oil Pressure Sensor
- 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
  - Battery Current Sensor
  - Ignition Switch
- Sensors and Switches - Steering and Suspension
- Sensors and Switches - Transmission and Drivetrain
  - Sensors and Switches - A/T
  - Sensors and Switches - M/T
    - Clutch Pedal Position Sensor / Switch
    - Gear Sensor/Switch
- Sensors and Switches - Windows and Glass
  - Power Window Switch
- Sensors and Switches - Wiper and Washer Systems
  - Windshield Washer Switch
  - Wiper Switch
Maintenance
- Alignment
- Tune-up and Engine Performance Checks
- Timing Belt
- Drive Belt
- Filters
- Hoses
- Fluids
- Brake Bleeding
- Air Bag(s) Arming and Disarming
- Fuses and Circuit Breakers
- Service Reminder Indicators
- Wheels and Tires
- Vehicle Lifting
- Service Intervals
- Specifications
- Technical Service Bulletins
Engine, Cooling and Exhaust
- Engine
- Cooling System
- Exhaust System
- Application and ID
  - Vehicle, Engine, Transmission ID and VIN Location, Derivative and Usage
  - RPO Code List
- Technical Service Bulletins
Powertrain Management
- Relays and Modules - Powertrain Management
- Sensors and Switches - Powertrain Management
- Tune-up and Engine Performance Checks
- Computers and Control Systems
- Emission Control Systems
- Fuel Delivery and Air Induction
- Ignition System
- Transmission Control Systems
- PROM - Programmable Read Only Memory
- Diagrams
- Specifications
- Technical Service Bulletins
Transmission and Drivetrain
- Actuators and Solenoids - Transmission and Drivetrain
  - Actuators and Solenoids - A/T
    - Shift Solenoid
- Automatic Transmission/Transaxle
- Clutch
- Drive Axles, Bearings and Joints
- Flex Plate
- Flywheel
- Lamps and Indicators - Transmission and Drivetrain
  - Lamps and Indicators - A/T
    - Shift Indicator - A/T
- Manual Transmission/Transaxle
- Relays and Modules - Transmission and Drivetrain
  - Relays and Modules - A/T
    - Control Module
- Sensors and Switches - Transmission and Drivetrain
  - Sensors and Switches - A/T
  - Sensors and Switches - M/T
    - Clutch Pedal Position Sensor / Switch
    - Gear Sensor/Switch
- Transmission Control Systems
- Application and ID
  - Vehicle, Engine, Transmission ID and VIN Location, Derivative and Usage
  - RPO Code List
- Technical Service Bulletins
Brakes and Traction Control
- Antilock Brakes / Traction Control Systems
- 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
  - Electronic Brake Control Module
- Sensors and Switches - Brakes and Traction Control
- Service Precautions
- Testing and Inspection
Starting and Charging
- Sensors and Switches - Starting and Charging
  - Battery Current Sensor
  - Ignition Switch
- Relays and Modules - Starting and Charging
  - Starter Relay
- Battery
- Charging System
- Starting System
- Power and Ground Distribution
- Description and Operation
- Testing and Inspection
- Diagrams
- Specifications
- Technical Service Bulletins
- Tools and Equipment
Power and Ground Distribution
- Auxiliary Power Outlet
- Fuse
- Fuse Block
- Ground Strap
- Grounding Point
- Power Distribution Relay
- Relays and Modules - Power and Ground Distribution
  - Power Distribution Relay
  - Relay Box
- Relay Box
- Description and Operation
- Testing and Inspection
- Locations
- Diagrams
- Specifications
- Technical Service Bulletins
- Tools and Equipment
Steering and Suspension
- Alignment
- Relays and Modules - Steering and Suspension
  - Relays and Modules - Steering
    - Steering Control Module
  - Relays and Modules - Wheels and Tires
    - Tire Pressure Monitor Receiver / Transponder
- Sensors and Switches - Steering and Suspension
- Steering
- Suspension
- Wheels and Tires
- Technical Service Bulletins
Heating and Air Conditioning
- Air Door
  - Air Door Actuator / Motor
  - Air Door Cable
- Air Duct
- Air Register
- Ambient Temperature Sensor / Switch HVAC
- Blower Motor
- Blower Motor Resistor
- Cabin Air Filter / Purifier
- Compressor HVAC
  - Compressor Clutch
  - Service and Repair
    - Procedures
    - Removal and Replacement
- Compressor Clutch Relay
- Condenser HVAC
- Control Assembly
- Control Module HVAC
- Coupler HVAC
  - A/C Coupler O-ring
- Discharge Air Temperature Sensor / Switch
- Evaporator Case
- Evaporator Core
- Evaporator Temperature Sensor / Switch
- Expansion Block/Orifice Tube
- Heater Core
- Heater Hose
- Hose/Line HVAC
- Housing Assembly HVAC
- Refrigerant
- Refrigerant Filter
- Refrigerant Oil
- Refrigerant Pressure Sensor / Switch
- Relays and Modules - HVAC
  - Compressor Clutch Relay
  - Control Module HVAC
- Sensors and Switches - HVAC
  - Ambient Temperature Sensor / Switch HVAC
  - Discharge Air Temperature Sensor / Switch
  - Evaporator Temperature Sensor / Switch
  - Refrigerant Pressure Sensor / Switch
  - Solar Sensor
- Service Port HVAC
- Solar Sensor
- Service Precautions
- Description and Operation
  - Heating and Air Conditioning System
  - HVAC - Manual
- Testing and Inspection
  - Initial Inspection and Diagnostic Overview
    - A/C Diagnostics Chart
    - Air Conditioning (A/C) System Performance Test
  - Symptom Related Diagnostic Procedures
  - Component Tests and General Diagnostics
  - Scan Tool Testing and Procedures
- Service and Repair
  - Flushing
  - Refrigerant Recovery and Recharging
- Diagrams
  - Diagram Information and Instructions
  - Diagnostic Aids
  - Electrical Diagrams
- Specifications
- Technical Service Bulletins
- Tools and Equipment
Restraints and Safety Systems
- Repairs and Inspections Required After a Collision
- Air Bag Systems
- Head Restraint System
  - Head Rest
- Relays and Modules - Restraints and Safety Systems
- Seat Belt Systems
- Sensors and Switches - Restraints and Safety Systems
- Service Precautions
- Technical Service Bulletins
Accessories and Optional Equipment
- Antenna
  - Antenna, Radio
  - Service and Repair
  - Diagrams
    - Cellular Phone and Digital Radio Antenna (UPF with U2K)
    - Cellular Phone, Navigation, and Digital Radio Antenna (UE1)
- Antitheft and Alarm Systems
  - Alarm Module
  - Keyless Entry
  - Description and Operation
  - Testing and Inspection
    - Symptom Related Diagnostic Procedures
    - Programming and Relearning
  - Diagrams
- Cellular Phone
  - Cellular Phone Microphone
  - Communications Control Module
  - Testing and Inspection
  - Service and Repair
  - Technical Service Bulletins
- Central Control Module
- Collision Avoidance and Parking Assist Systems
  - Parking Assist Control Module
  - Description and Operation
  - Testing and Inspection
    - Symptom Related Diagnostic Procedures
      - Symptoms - Object Detection
      - Parking Assist System Malfunction
    - Scan Tool Testing and Procedures
- Emergency Contact Module
- Entertainment Systems
  - Auxiliary Input / Output Jack
  - Technical Service Bulletins
- Navigation System
  - Navigation Module
  - Technical Service Bulletins
- Pedal Positioning System
  - Pedal Positioning Sensor
- Radio, Stereo, and Compact Disc
  - Compact Disc Player (CD)
  - Radio/Stereo
  - Speaker
  - Testing and Inspection
    - Scan Tool Testing and Procedures
    - Programming and Relearning
- Relays and Modules - Accessories and Optional Equipment
  - Alarm Module
  - Central Control Module
  - Communications Control Module
  - Emergency Contact Module
  - Navigation Module
  - Parking Assist Control Module
- Sensors and Switches - Accessories and Optional Equipment
  - Pedal Positioning Sensor
  - Steering Mounted Controls Assembly
- Steering Mounted Controls Assembly
- Towing / Trailer System
  - Towing Hook / Bracket
- Description and Operation
  - OnStar
    - Part 1
    - Part 2
  - Radio/Audio System
  - Steering Wheel Controls
- Testing and Inspection
  - Symptom Related Diagnostic Procedures
  - Scan Tool Testing and Procedures
- Diagrams
  - Diagram Information and Instructions
  - Diagnostic Aids
  - Electrical Diagrams
- Specifications
- Technical Service Bulletins
- Tools and Equipment
Body and Frame
- Air Bag(s) Arming and Disarming
- Repairs and Inspections Required After a Collision
- Body Control Systems
  - Body Control Module
  - Description and Operation
  - Testing and Inspection
  - Diagrams
  - Technical Service Bulletins
- Bumper
  - Front Bumper
    - Front Bumper Cover / Fascia
    - Front Bumper Reinforcement
  - Rear Bumper
  - Technical Service Bulletins
- Cowl
  - Cowl Moulding / Trim
- Doors, Hood and Trunk
  - Doors
  - Hood
    - Hood Switch / Sensor
      - Hood Ajar Switch
    - Service Precautions
  - Trunk / Liftgate
- Exterior Moulding / Trim
  - Body Emblem
  - Cowl Moulding / Trim
  - License Plate Bracket
  - Upper Side Moulding / Trim
  - Service Precautions
  - Specifications
- Fender
  - Front Fender
    - Front Fender Liner
  - Rear Fender
    - Rear Fender Liner
- Frame
  - Skid Plate
  - Subframe
    - Front Subframe
  - Specifications
  - Tools and Equipment
- Grille
- Interior Moulding / Trim
  - Carpet
  - Console
  - Dashboard / Instrument Panel
  - Drink Holders
  - Glove Compartment
  - Headliner
  - Passenger Assist Handle
  - Sun Visor
  - Trim Panel
  - Specifications
    - Instrument Panel and Console Trim
    - Interior Trim and Paneling
  - Technical Service Bulletins
- Locks
  - Door Locks
    - Door Lock Cylinder
    - Service and Repair
  - Key
  - Keyless Entry
  - Power Locks
    - Power Door Lock Switch
    - Description and Operation
  - Testing and Inspection
  - Service and Repair
  - Diagrams
  - Specifications
  - Technical Service Bulletins
- Mirrors
  - Power Mirror Motor
  - Power Mirror Switch
  - Description and Operation
  - Testing and Inspection
  - Locations
  - Service and Repair
  - Diagrams
  - Specifications
- Paint, Striping and Decals
  - Paint
  - Application and ID
  - Technical Service Bulletins
- Relays and Modules - Body and Frame
  - Seat Temperature Control Module
  - Sunroof / Moonroof Module
  - Trunk / Liftgate Relay
- Roof and Associated Components
  - Sunroof / Moonroof
- Seats
  - Head Rest
  - Head Restraint System
    - Head Rest
  - Seat Back
  - Seat Cushion
  - Seat Fan
  - Seat Temperature Element
  - Seat Temperature Control Module
  - Seat Latch
  - Testing and Inspection
    - Symptom Related Diagnostic Procedures
      - Manual Seat Adjuster Locks Between Lock Positions
      - Seats - Adjuster Track Locks Ahead of Other Track
    - Scan Tool Testing and Procedures
  - Service and Repair
  - Specifications
  - Technical Service Bulletins
- Sensors and Switches - Body and Frame
  - Hood Switch / Sensor
    - Hood Ajar Switch
  - Pedal Positioning Sensor
  - Power Door Lock Switch
  - Power Mirror Switch
  - Sunroof / Moonroof Switch
  - Trunk / Liftgate Ajar Switch
  - Trunk / Liftgate Switch
- Splash Guard
- Spoilers, Flaps, and Air Dams
  - Air Dam
  - Spoiler
- Towing Hook / Bracket
- Unibody
  - Cowl
    - Cowl Moulding / Trim
- Weatherstrip
  - Front Door Weatherstrip
  - Rear Door Weatherstrip
  - Rear Door Window Glass Weatherstrip
  - Sunroof / Moonroof Weatherstrip
- Service Precautions
  - Approved Equipment for Collision Repair Warning
  - Collision Sectioning Warning
  - Glass and Sheet Metal Handling Warning
  - Repair Material Curing Warning
  - Tape Corners of Panel Caution
- Application and ID
  - Dual Phase Steel
  - High Strength Low Alloy Steel
  - Mild Steel
  - Ultra High Strength Dual Phase Steel
  - Ultra High Strength Steel
  - Structure Identification (5HB)
  - Structure Identification (4NB)
- Testing and Inspection
  - Air/Wind Noise
  - Squeaks and Rattles
  - Vibration Diagnosis and Correction
  - Waterleaks
- Service and Repair
- Specifications
  - Mechanical Specifications
  - Fluid Type Specifications
- Technical Service Bulletins
- Tools and Equipment
Cruise Control
- Cruise Control Switch
- Sensors and Switches - Cruise Control
  - Cruise Control Switch
- Description and Operation
- Testing and Inspection
  - Symptoms - Cruise Control
  - Cruise Control Indicator Malfunction
- Diagrams
Instrument Panel, Gauges and Warning Indicators
- Air Bag Deactivation Indicator
- Cigarette Lighter
- Dashboard / Instrument Panel
  - Air Bag(s) Arming and Disarming
  - Service and Repair
  - Technical Service Bulletins
- Door/Trunk Ajar Indicator/Lamp
- Hood Ajar Switch
- Instrument Cluster / Carrier
  - Air Bag(s) Arming and Disarming
  - Testing and Inspection
  - Locations
  - Service and Repair
  - Diagrams
  - Technical Service Bulletins
- Lamp Out Indicator
- Malfunction Indicator Lamp
- Odometer
- Oil Change Reminder Lamp
- Outside Temperature Display
  - Outside Temperature Display Sensor
- Parking Brake Warning Switch
- Sensors and Switches - Instrument Panel
  - Hood Ajar Switch
  - Outside Temperature Display Sensor
  - Parking Brake Warning Switch
- Shift Indicator - A/T
- Tire Monitoring System
  - Tire Pressure Monitor Receiver / Transponder
  - Tire Pressure Sensor
  - Description and Operation
  - Testing and Inspection
    - Symptoms - Tire Pressure Monitoring
    - Low Tire Pressure Indicator Malfunction
  - Service and Repair
  - Tools and Equipment
- Transmission Shift Position Indicator Lamp
- Description and Operation
  - Audible Warnings
  - Driver Information Center (DIC)
  - Indicator/Warning Message
  - Instrument Cluster
- Testing and Inspection
  - Symptom Related Diagnostic Procedures
  - Scan Tool Testing and Procedures
- Diagrams
  - Diagram Information and Instructions
  - Diagnostic Aids
  - Electrical Diagrams
    - Instrument Cluster Schematics
    - Audible Warnings Schematics
- Technical Service Bulletins
Lighting and Horns
- Ambient Light Sensor
- Backup Lamp
  - Backup Lamp Switch
  - Backup Light Bulb
  - Locations
    - Backup Lamp - Right
      - Rear of Vehicle Components (Hatchback)
      - Rear of Vehicle Components (Notchback)
    - Backup Lamp - Left
      - Rear of Vehicle Components (Hatchback)
      - Rear of Vehicle Components (Notchback)
- Brake Lamp
  - Brake Light Bulb
- Cargo Lamp
- Center Mounted Brake Lamp
- Courtesy Lamp
- Dome Lamp
  - Dome Lamp Bulb
  - Locations
  - Service and Repair
  - Diagrams
- Fog/Driving Lamp
  - Fog/Driving Lamp Bulb
  - Locations
    - Fog Lamp - Left Front (T3U)
    - Fog Lamp - Right Front (T3U)
  - Service and Repair
    - Procedures
    - Removal and Replacement
      - Front Fog Lamp Replacement
      - Front Fog Lamp Cover Replacement (Without T3U)
  - Diagrams
    - Fog Lamp - Left Front (T3U)
    - Fog Lamp - Right Front (T3U)
- Hazard Warning Lamps
  - Hazard Warning Switch
- Headlamp
  - Headlamp Bulb
  - Headlamp Switch
  - High Beam Relay
  - Locations
  - Service and Repair
    - Procedures
    - Removal and Replacement
- Horn
  - Horn Switch
  - Description and Operation
  - Testing and Inspection
    - Symptoms - Horns
    - Horns Malfunction
  - Locations
  - Service and Repair
  - Diagrams
  - Specifications
- Lamp Out Indicator
- License Plate Lamp
  - License Plate Bulb
  - Locations
    - License Plate Lamp - Left
      - Rear of Vehicle Components (Hatchback)
      - Rear of Vehicle Components (Notchback)
    - License Plate Lamp - Right
      - Rear of Vehicle Components (Hatchback)
      - Rear of Vehicle Components (Notchback)
  - Service and Repair
    - Rear License Plate Lamp Replacement (Hatchback)
    - Rear License Plate Lamp Replacement (Sedan)
  - Diagrams
    - License Plate Lamp - Left
    - License Plate Lamp - Right
- Map Light
- Marker Lamp
- Parking Lamp
  - Parking Light Bulb
  - Locations
    - Park/Turn Signal Lamp - Left
    - Park/Turn Signal Lamp - Right
  - Diagrams
    - Park/Turn Signal Lamp - Left
    - Park/Turn Signal Lamp - Right
- Relays and Modules - Lighting and Horns
  - High Beam Relay
- Sensors and Switches - Lighting and Horns
  - Ambient Light Sensor
  - Backup Lamp Switch
  - Combination Switch
  - Hazard Warning Switch
  - Headlamp Switch
  - Horn Switch
  - Turn Signal Switch
- Tail Lamp
- Turn Signals
  - Combination Switch
  - Turn Signal Lamp
  - Turn Signal Switch
  - Technical Service Bulletins
- Service Precautions
- Description and Operation
  - Exterior Lighting Systems
  - Interior Lighting Systems
- Testing and Inspection
  - Symptoms - Lighting
  - Backup Lamps Malfunction (Automatic Transmission)
  - Backup Lamps Malfunction (Manual Transmission)
  - Courtesy Lamps Malfunction
  - Daytime Running Lamps Malfunction
  - Dome Lamps Malfunction
  - Front Fog Lamps Malfunction
  - Hazard Lamps Malfunction
  - Headlamps Malfunction
  - Interior Backlighting Malfunction
  - Park, License, and/or Tail Lamps Malfunction
  - Rear Compartment Lamp Malfunction
  - Stop Lamps Malfunction
  - Turn Signal Lamps and/or Indicators Malfunction
- Diagrams
  - Diagram Information and Instructions
  - Diagnostic Aids
  - Electrical Diagrams
- Specifications
- Technical Service Bulletins
Windows and Glass
- Heated Glass Element
- Relays and Modules - Windows and Glass
  - Heated Glass Element Relay
- Sensors and Switches - Windows and Glass
  - Power Window Switch
- Windows
- Windshield
- Service Precautions
Wiper and Washer Systems
- Relays and Modules - Wiper and Washer Systems
  - Wiper Relay
- Sensors and Switches - Wiper and Washer Systems
  - Windshield Washer Switch
  - Wiper Switch
- Windshield Washer Pump
- Windshield Washer Reservoir
- Windshield Washer Spray Nozzle
- Windshield Washer Switch
- Wiper Arm
- Wiper Blade
- Wiper Motor
- Wiper Relay
- Wiper Switch
- Description and Operation
  - Rear Wiper/Washer System
  - Wiper/Washer System
- Testing and Inspection
  - Symptom Related Diagnostic Procedures
  - Component Tests and General Diagnostics
- Diagrams
- Specifications
- Technical Service Bulletins
- Tools and Equipment
Service Precautions
- Introduction
- Definition of Danger, Warning, Caution, and Note
- Eye Protection Warning
- Protective Goggles and Glove Warning
- Safety Glasses and Compressed Air Warning
- Safety Glasses Warning
- Work Stall Test Warning
- Component Fastener Tightening Caution
- Compressed Air Should Not Exceed 98 kPa (14 psi) Caution
- Fastener Caution
- Installing Hoses without Twists or Bends Caution
- Flex Decoupler Caution
- Test Probe Caution
Application and ID
- Registered and Non-Registered Trademarks
- RPO Code List
- Vehicle Certification, Tire Placard, Anti-Theft and Service Parts ID Label
- Vehicle, Engine, Transmission ID and VIN Location, Derivative and Usage
Testing and Inspection
- Initial Inspection and Diagnostic Overview
- Symptom Related Diagnostic Procedures
- Component Tests and General Diagnostics
  - General Electrical Diagnostic Procedures
  - Testing Ground and Low Reference Circuits
- Scan Tool Testing and Procedures
- Monitors, Trips, Drive Cycles and Readiness Codes
- Programming and Relearning
  - Control Module References
  - Service Programming System (SPS)
Locations
- Component Locations
- Connector Locations
  - Master Connector List
  - Connectors By Number
- Ground Locations
  - Master Grounds List
  - Grounds By Number
- Splice Locations
  - Master Splice List
  - Splices By Number
- Harness Locations
Service and Repair
- Procedures
  - Fasteners
  - Thread Inserts
- Removal and Replacement
  - Relay Replacement (Attached to Wire Harness)
  - Relay Replacement (Within an Electrical Center)
Diagrams
- Diagram Information and Instructions
- Diagnostic Aids
- Exploded Views
  - Automatic Transmission/Transaxle
- Connector Views
- Electrical Diagrams
- Fluid Diagrams
  - Automatic Transmission/Transaxle
- Components
- Connectors
  - Master Connector List
  - Connectors By Number
- Grounds
  - Master Grounds List
  - Grounds By Number
- Splices
  - Master Splice List
  - Splices By Number
- Harness
Specifications
- Electrical Specifications
- Mechanical Specifications
- Pressure, Vacuum and Temperature Specifications
- Capacity Specifications
- Fluid Type Specifications
Technical Service Bulletins
Tools and Equipment