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
  - Trailer Brake Control Module
- Relays and Modules - HVAC
- Relays and Modules - Lighting and Horns
- Relays and Modules - Power and Ground Distribution
- Relays and Modules - Powertrain Management
- Relays and Modules - Restraints and Safety Systems
  - Air Bag Control Module
  - Seat Occupant Classification Module - Air Bag
- Relays and Modules - Starting and Charging
  - Starter Relay
- Relays and Modules - Steering and Suspension
- Relays and Modules - Transmission and Drivetrain
  - Relays and Modules - A/T
    - Control Module
    - Shift Interlock Relay
- Relays and Modules - Windows and Glass
  - Heated Glass Element Relay
Sensors and Switches
- Sensors and Switches - Accessories and Optional Equipment
- 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 - 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 - Windows and Glass
  - Power Window Lockout Switch
  - Power Window Switch
- Sensors and Switches - Wiper and Washer Systems
  - Rain Sensor
  - Washer Fluid Level Switch
Maintenance
- Alignment
- Tune-up and Engine Performance Checks
- Timing Component Alignment Marks
- 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
- Technical Service Bulletins
Engine, Cooling and Exhaust
- Engine
- Cooling System
- Exhaust System
- Application and ID
  - RPO Code List
  - Vehicle, Engine and Transmission ID and VIN Location, Derivative and Usage
- 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 Interlock Solenoid
    - Shift Solenoid
- Automatic Transmission/Transaxle
- Differential Assembly
- Drive Axles, Bearings and Joints
- Drive/Propeller Shafts, Bearings and Joints
  - Drive/Propeller Shaft
  - Universal Joint
- Flex Plate
- Relays and Modules - Transmission and Drivetrain
  - Relays and Modules - A/T
    - Control Module
    - Shift Interlock Relay
- Sensors and Switches - Transmission and Drivetrain
  - Sensors and Switches - A/T
- Transfer Case
- Transmission Control Systems
- Service Precautions
  - Pin Reuse Caution
  - Retaining Ring Reuse Caution
- Application and ID
  - RPO Code List
  - Vehicle, Engine and Transmission ID and VIN Location, Derivative and Usage
- Technical Service Bulletins
Brakes and Traction Control
- Antilock Brakes / Traction Control Systems
- Brake Bleeding
- Brake Pedal Assy
- Disc Brake System
- Hydraulic System
- Parking Brake System
- Power Brake Assist
- Trailer Brakes
- Relays and Modules - Brakes and Traction Control
  - Electronic Brake Control Module
  - Trailer 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
  - Symptoms - Engine Electrical
  - Engine Cranks Slowly
- Diagrams
- Specifications
  - Battery Usage
  - Fastener Tightening Specifications
- Technical Service Bulletins
- Tools and Equipment
Power and Ground Distribution
- Accessory Relay
- Auxiliary Power Outlet
- Fuse
- Fuse Block
- Ground Strap
- Grounding Point
- Power Distribution Relay
- Relays and Modules - Power and Ground Distribution
- Relay Box
- Wiring Harness
- Application and ID
- 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
- Sensors and Switches - Steering and Suspension
- Steering
- Suspension
- Wheels and Tires
- Technical Service Bulletins
Heating and Air Conditioning
- Accumulator HVAC
- Air Door
  - Air Door Actuator / Motor
  - Service and Repair
- Air Duct
- Air Register
- Ambient Temperature Sensor / Switch HVAC
- Blower Motor
  - Auxiliary Blower Motor
  - Locations
  - Service and Repair
  - Diagrams
- Blower Motor Relay
- Cabin Temperature Sensor / Switch
- Cabin Ventilation Grille
- Compressor HVAC
  - Compressor Clutch
  - Compressor Clutch Hub
  - Service and Repair
    - Procedures
    - Removal and Replacement
      - Air Conditioning Compressor Replacement (LY2, LY5, LH6, L76, L92, LC9 and LMG)
      - Air Conditioning Compressor Bracket Replacement
- Compressor Clutch Relay
- Compressor Motor Power Control Module
- Condenser HVAC
- Control Assembly
- Control Module HVAC
- Coupler HVAC
  - A/C Coupler O-ring
- Discharge Air Temperature Sensor / Switch
- 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
- Refrigerant Temperature Sensor
- Relays and Modules - HVAC
  - Blower Motor Relay
  - Compressor Clutch Relay
  - Compressor Motor Power Control Module
  - Control Module HVAC
- Sensors and Switches - HVAC
  - Ambient Temperature Sensor / Switch HVAC
  - Cabin Temperature Sensor / Switch
  - Discharge Air Temperature Sensor / Switch
  - Evaporator Temperature Sensor / Switch
  - Refrigerant Pressure Sensor / Switch
  - Refrigerant Temperature Sensor
  - Solar Sensor
- Service Port HVAC
- Solar Sensor
- Description and Operation
  - HVAC - Automatic
    - Air Delivery
    - Air Temperature
  - HVAC - Manual
    - Air Delivery
    - Air Temperature
- Testing and Inspection
  - Initial Inspection and Diagnostic Overview
  - Symptom Related Diagnostic Procedures
  - Component Tests and General Diagnostics
  - Scan Tool Testing and Procedures
    - Auxiliary Heater and Air Conditioning Control Module Scan Tool Information
    - Heating, Ventilation and Air Conditioning Control Module Scan Tool Information
  - Programming and Relearning
    - Actuator Recalibration
      - HVAC - Automatic
      - HVAC - Manual
    - Afterblow Enabling
- Service and Repair
  - Refrigerant Recovery and Recharging (HP2)
  - Flushing
  - Odor Correction
- Diagrams
  - Diagram Information and Instructions
  - Diagnostic Aids
  - Electrical Diagrams
    - HVAC - Automatic
    - HVAC - Manual
- Specifications
  - Electrical Specifications
  - Mechanical Specifications
- Technical Service Bulletins
- Tools and Equipment
  - Heating, Ventilation, and Air Conditioning
  - HVAC - Automatic
  - HVAC - Manual
Restraints and Safety Systems
- Repairs and Inspections Required After a Collision
- Air Bag Systems
- Head Restraint System
  - Head Rest
- Knee Diverter
- Relays and Modules - Restraints and Safety Systems
  - Air Bag Control Module
  - Seat Occupant Classification Module - Air Bag
- Seat Belt Systems
- Sensors and Switches - Restraints and Safety Systems
- Service Precautions
Accessories and Optional Equipment
- Accessory Relay
- Antenna
  - Antenna Mast
  - Antenna, Navigation
  - Antenna, Phone
  - Antenna, Radio
  - Locations
  - Service and Repair
  - Diagrams
- Antitheft and Alarm Systems
  - Alarm Module
  - Antitheft Motion Sensor
  - Keyless Entry
  - Security Lamp/Indicator
  - Shock Sensor
  - Tow Sensor
  - Description and Operation
  - Testing and Inspection
  - Service and Repair
  - Diagrams
- Cellular Phone
  - Cellular Phone Microphone
  - Communications Control Module
  - Testing and Inspection
  - Technical Service Bulletins
- Central Control Module
- Collision Avoidance and Parking Assist Systems
  - Collision Avoidance Module
  - Collision Avoidance Sensor
  - Parking Assist Control Module
  - Parking Assist Distance Sensor
  - Parking Assist Switch
  - Parking Assist Warning Indicator
  - Rear Vision Camera
  - Description and Operation
  - Testing and Inspection
    - Symptom Related Diagnostic Procedures
      - Object Detection
        Symptoms - Object Detection
        Side Object Sensor Malfunction
        Parking Assist System Malfunction
        Rear Vision Camera System Malfunction (with Navigational Radio)
        Rear Vision Camera System Malfunction (without Navigational Radio)
      - Park Assist Blocked Message ON
    - Scan Tool Testing and Procedures
  - Diagrams
  - Specifications
- Driver / Vehicle Information Display Switch
- Emergency Contact Button
- Emergency Contact Module
- Entertainment Systems
  - Auxiliary Input / Output Jack
  - Television / Monitor
  - DVD Player
  - Entertainment System Control Module
  - Locations
  - Diagrams
  - Technical Service Bulletins
- Garage Door Opener Transmitter
- Memory Positioning Systems
  - Memory Positioning Module
  - Memory Positioning Switch
- Camera
  - Rear Vision Camera
- Navigation System
  - Navigation Module
  - Technical Service Bulletins
- Pedal Positioning System
  - Pedal Positioning Relay
  - Pedal Positioning Sensor
  - Description and Operation
    - Adjustable Pedals (with Memory)
    - Adjustable Pedals (w/o Memory)
  - Testing and Inspection
    - Symptom Related Diagnostic Procedures
    - Programming and Relearning
  - Locations
  - Service and Repair
    - Brake Pedal Assembly Replacement
    - Accelerator Pedal Bracket Replacement
  - Diagrams
  - Specifications
- Radio, Stereo, and Compact Disc
  - Amplifier
  - Automatic Volume Control
  - Radio/Stereo
  - Speaker
  - Testing and Inspection
    - Scan Tool Testing and Procedures
    - Programming and Relearning
      - Digital Radio Receiver Programming and Setup
      - Radio Programming and Setup
  - Technical Service Bulletins
- Relays and Modules - Accessories and Optional Equipment
  - Accessory Relay
  - Alarm Module
  - Central Control Module
  - Collision Avoidance Module
  - Communications Control Module
  - Emergency Contact Module
  - Entertainment System Control Module
  - Navigation Module
  - Parking Assist Control Module
- Sensors and Switches - Accessories and Optional Equipment
  - Collision Avoidance Sensor
  - Parking Assist Distance Sensor
  - Parking Assist Switch
  - Pedal Positioning Sensor
  - Remote Switch
  - Shock Sensor
  - Steering Mounted Controls Assembly
  - Tow Sensor
- Steering Mounted Controls Assembly
- Towing / Trailer System
  - Towing Hook / Bracket
  - Trailer Brake Control Module
  - Trailer Connector
  - Trailer Hitch
  - Trailer Lighting Relay
  - Trailer Towing Relay
- Trailer Connector
- Description and Operation
  - Navigation System
  - Active Noise Cancellation
  - OnStar
  - Radio/Audio System
  - Video Entertainment System (Non-Headrest DVD Systems)
  - Video Entertainment System (Dual Headrest DVD Systems)
  - Steering Wheel Controls
- Testing and Inspection
  - Symptom Related Diagnostic Procedures
  - Scan Tool Testing and Procedures
    - Accessory DC Power Control Module Scan Tool Information
    - Communication Interface Module Scan Tool Information
- Diagrams
  - Diagram Information and Instructions
  - Diagnostic Aids
  - Connector Views
  - 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
- Auxiliary Step / Running Board
  - Auxiliary Step / Running Board Module
  - Auxiliary Step / Running Board Motor
  - Description and Operation
  - Testing and Inspection
    - Component Tests and General Diagnostics
    - Scan Tool Testing and Procedures
  - Locations
    - Running Board - Left (BRS)
    - Running Board - Right (BRS)
  - Service and Repair
  - Diagrams
- Bumper
  - Front Bumper
  - Rear Bumper
  - Technical Service Bulletins
- Cabin Ventilation Grille
- Cowl
  - Cowl Moulding / Trim
- Doors, Hood and Trunk
  - Doors
  - Hood
    - Hood Switch / Sensor
      - Hood Ajar Switch
  - Trunk / Liftgate
- Exterior Moulding / Trim
  - Body Emblem
  - Cowl Moulding / Trim
  - Upper Side Moulding / Trim
  - Windshield Moulding / Trim
  - Service Precautions
  - Application and ID
  - Specifications
  - Technical Service Bulletins
- Fender
  - Front Fender
    - Front Fender Liner
  - Rear Fender
    - Rear Fender Liner
- Frame
  - Body / Frame Mount Bushing
  - Cross-Member
  - Skid Plate
  - Trailer Hitch
  - Trailer Towing Relay
  - Locations
    - Component Locations
    - Harness Locations
  - Specifications
- Grille
- Interior Moulding / Trim
  - Carpet
  - Console
  - Dashboard / Instrument Panel
  - Drink Holders
  - Glove Compartment
  - Headliner
  - Passenger Assist Handle
  - Scuff Plate
  - Sun Visor
  - Trim Panel
  - Service and Repair
  - Specifications
    - Instrument Panel and Console Trim
    - Interior Trim and Paneling
  - Technical Service Bulletins
- Locks
  - Door Locks
  - Key
  - Keyless Entry
  - Power Locks
  - Trunk / Liftgate Lock Cylinder
  - Testing and Inspection
    - Symptom Related Diagnostic Procedures
    - Scan Tool Testing and Procedures
      - Door Lock Control Module Scan Tool Information (Driver Door Lock/Window Switch)
      - Door Lock Control Module Scan Tool Information (Passenger Door Lock/Window Switch)
  - Service and Repair
  - Diagrams
  - Specifications
  - Technical Service Bulletins
- Mirrors
  - Memory Positioning Systems
    - Memory Positioning Module
    - Memory Positioning Switch
  - Power Mirror Control Module
  - Power Mirror Motor
  - Power Mirror Switch
  - Description and Operation
  - Testing and Inspection
    - Symptom Related Diagnostic Procedures
    - Programming and Relearning
  - Locations
  - Service and Repair
  - Diagrams
  - Specifications
  - Technical Service Bulletins
- Paint, Striping and Decals
  - Paint
  - Application and ID
- Relays and Modules - Body and Frame
  - Memory Positioning Module
  - Pedal Positioning Relay
  - Power Door Lock Relay
  - Power Mirror Control Module
  - Power Trunk / Liftgate Control Module
  - Auxiliary Step / Running Board Module
  - Seat Temperature Control Module
  - Sunroof / Moonroof Module
  - Trailer Towing Relay
  - Trunk / Liftgate Closer Module
  - Trunk / Liftgate Relay
- Roof and Associated Components
  - Luggage / Roof Rack
  - Sunroof / Moonroof
- Seats
  - Head Rest
  - Head Restraint System
    - Head Rest
  - Memory Positioning Systems
    - Memory Positioning Module
    - Memory Positioning Switch
  - Power Seat Motor
  - Power Seat Motor Position Sensor
  - Power Seat Switch
  - Seat Back
  - Seat Cushion
  - Seat Fan
  - Seat Temperature Element
  - Seat Temperature Control Module
  - Seat Temperature Switch
  - Seat Latch
  - Seat Latch Cable
  - Seat Track
  - Description and Operation
    - Memory Seats
    - Power Seats System (Rear Folding Seat)
    - Power Seats System (Front Seat)
  - Testing and Inspection
    - Symptom Related Diagnostic Procedures
    - Scan Tool Testing and Procedures
  - Locations
    - Front Driver Seat
    - Rear Seats - 2nd Row
    - Seat Frame
  - Service and Repair
    - Driver or Passenger Seat Lumbar Support Replacement
    - Front Seat Armrest Replacement (without AZ3)
    - Driver or Passenger Seat Lumbar Support Actuator Knob Replacement
    - Rear Seat Replacement (With Split Bench)
    - Rear Seat Replacement (With Bucket Seat)
    - Rear Seat Armrest Replacement (With Split Bench)
    - Rear Seat Riser Finish Cover Replacement (w/Split Bench)
    - Rear Seat Riser Replacement (with Split Bench)
    - Seat Lumbar Sub System Replacement
    - Front Seat Replacement - Bucket
    - Front Center Seat Replacement
    - Front Seat Riser Finish Cover Replacement
    - Front Seat Adjuster Track Finish Cover Replacement
    - Front Seat Armrest Replacement (AZ3)
    - Front Seat Adjuster Replacement
    - Driver or Passenger Seat Cushion Frame Replacement
    - Front Seat Recliner Knob Replacement
    - Rear Seat Strut Replacement
    - Rear Seat Latch Release Handle Replacement (Rear No. 2)
    - Rear Seat Riser Replacement (With Bucket)
    - Rear Seat Inner Recliner Replacement
    - Front Seat Armrest Lid Replacement
    - Driver or Passenger Seat Recliner Handle Replacement
    - Rear Seat Armrest Replacement
    - Rear Seat 3rd Row Hinge Finish Cover Replacement
    - Rear Seat Riser Finish Cover Replacement
    - 3rd Row Seat Replacement
    - Rear Seat 3rd Row Load Floor Latch Replacement
    - Rear Seat Number 2 Riser Latch Assembly Replacement
  - Diagrams
    - Diagram Information and Instructions
    - Diagnostic Aids
    - Electrical Diagrams
  - Specifications
    - Power Seats
    - Seat Hardware, Trim, and Upholstery
  - 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
  - Power Seat Motor Position Sensor
  - Power Seat Switch
  - Power Trunk / Liftgate Hazard Sensor
  - Power Trunk / Liftgate Lock Switch
  - Seat Temperature Switch
  - Memory Positioning Switch
  - Sunroof / Moonroof Switch
  - Trunk / Liftgate Ajar Switch
  - Trunk / Liftgate Switch
  - Trunk / Liftgate Position Sensor
- Splash Guard
- Spoilers, Flaps, and Air Dams
  - Air Dam
- Tailgate
  - Tailgate Latch
  - Tailgate Lock Actuator
  - Tailgate Release Handle
- Towing Hook / Bracket
- Unibody
  - Cowl
    - Cowl Moulding / Trim
- Weatherstrip
  - Front Door Weatherstrip
  - Rear Door Weatherstrip
  - Sunroof / Moonroof Weatherstrip
  - Trunk / Liftgate Weatherstrip
- Service Precautions
  - Approved Equipment for Collision Repair Warning
  - Collision Sectioning Warning
  - Foam Sound Deadeners Warning
  - Glass and Sheet Metal Handling Warning
- Application and ID
  - Structure Identification (Utility)
  - Structure Identification (Avalanche)
- Testing and Inspection
  - Air/Wind Noise
  - Squeaks and Rattles
  - Vibration Diagnosis and Correction
  - Waterleaks
- Service and Repair
  - Procedures
  - Removal and Replacement
- Technical Service Bulletins
- Tools and Equipment
Cruise Control
Instrument Panel, Gauges and Warning Indicators
- Air Bag Deactivation Indicator
- Cigarette Lighter
- Clock
- Compass
- Dashboard / Instrument Panel
  - Air Bag(s) Arming and Disarming
  - Locations
    - I/P Trim
    - I/P Cluster Trim
  - Service and Repair
  - Technical Service Bulletins
- Dimmer Switch
- Door/Trunk Ajar Indicator/Lamp
- Driver / Vehicle Information Display Switch
- Hood Ajar Switch
- Instrument Cluster / Carrier
  - Air Bag(s) Arming and Disarming
  - Testing and Inspection
  - Locations
  - Service and Repair
  - Diagrams
- Malfunction Indicator Lamp
- Odometer
- Oil Change Reminder Lamp
- Outside Temperature Display
  - Outside Temperature Display Sensor
- Parking Assist Warning Indicator
- Parking Brake Warning Switch
- Sensors and Switches - Instrument Panel
  - Dimmer Switch
  - Hood Ajar Switch
  - Outside Temperature Display Sensor
  - Parking Brake Warning Switch
- 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
  - Specifications
  - Technical Service Bulletins
  - Tools and Equipment
- Description and Operation
  - Audible Warnings
  - Compass Calibration and Magnetic Variance (without OnStar Only)
  - Driver Information Center (DIC)
  - Indicator/Warning Message
  - Instrument Cluster
- Testing and Inspection
  - Symptom Related Diagnostic Procedures
  - Scan Tool Testing and Procedures
- Service and Repair
- Diagrams
  - Diagram Information and Instructions
  - Diagnostic Aids
  - Electrical Diagrams
- Specifications
- Technical Service Bulletins
Lighting and Horns
- Ambient Light Sensor
- Backup Lamp
  - Backup Lamp Relay
  - Locations
    - Backup Lamp - Right
    - Backup Lamp - Left
  - Diagrams
- Brake Lamp
  - Brake Lamp Relay
  - Brake Light Bulb
  - Locations
  - Diagrams
- Brake Light Switch
- Cargo Lamp
- Center Mounted Brake Lamp
- Courtesy Lamp
- Daytime Running Lamp
  - Daytime Running Lamp Relay
  - Locations
    - Daytime Running Lamp (DRL) - Left (without T62)
      - Front of Vehicle Components (X88)
      - Front of Vehicle Components (Z75)
    - Daytime Running Lamp (DRL) - Right (without T62)
      - Front of Vehicle Components (X88)
      - Front of Vehicle Components (Z75)
  - Service and Repair
  - Diagrams
- Dimmer Switch
- Dome Lamp
  - Dome Lamp Bulb
  - Locations
  - Service and Repair
  - Diagrams
    - Dome Lamp (LWB with E52)
    - Dome/Reading Lamps
- Fog/Driving Lamp
  - Fog/Driving Lamp Bulb
  - Fog/Driving Lamp Relay
  - Fog/Driving Lamp Switch
  - Locations
    - Fog Lamp - Left Front (T96)
    - Fog Lamp - Right Front (T96)
  - Service and Repair
    - Procedures
    - Removal and Replacement
  - Diagrams
    - Fog Lamp - Left Front (X88 or Z88, with T96)
    - Fog Lamp - Right Front (X88 or Z88, with T96)
- Hazard Warning Lamps
  - Hazard Flasher Relay
  - Hazard Warning Switch
- Headlamp
  - Headlamp Bulb
  - Headlamp Motor
  - Headlamp Switch
  - High Beam Relay
  - Low Beam Relay
  - Locations
  - Service and Repair
    - Procedures
    - Removal and Replacement
  - Diagrams
- Horn
  - Horn Relay
  - Horn Switch
  - Description and Operation
  - Testing and Inspection
  - Locations
    - Horn - Left
    - Horn - Right
  - Service and Repair
    - Horn Replacement - Left Side
    - Horn Replacement - Right Side
  - Diagrams
  - Specifications
- License Plate Lamp
- Marker Lamp
- Parking Lamp
  - Parking Lamp Relay
  - Parking Light Bulb
  - Locations
    - Park Lamp - Left Front (Z75)
    - Park Lamp - Right Front (Z75)
  - Service and Repair
  - Diagrams
- Relays and Modules - Lighting and Horns
  - Backup Lamp Relay
  - Brake Lamp Relay
  - Daytime Running Lamp Relay
  - Fog/Driving Lamp Relay
  - Hazard Flasher Relay
  - High Beam Relay
  - Horn Relay
  - Low Beam Relay
  - Parking Lamp Relay
  - Trailer Lighting Relay
- Sensors and Switches - Lighting and Horns
  - Ambient Light Sensor
  - Brake Light Switch
  - Combination Switch
  - Fog/Driving Lamp Switch
  - Hazard Warning Switch
  - Headlamp Switch
  - Horn Switch
  - Turn Signal Switch
- Spot Lamp
- Tail Lamp
  - Tail Light Bulb
  - Locations
    - Tail Lamp Circuit Board - Right
    - Tail Lamp Circuit Board - Left
  - Diagrams
    - Tail Lamp Circuit Board - Left (Z75 with E52)
    - Tail Lamp Circuit Board - Right (Z75 with E52)
- Trailer Lighting Relay
- Turn Signals
  - Combination Switch
  - Turn Signal Lamp
  - Turn Signal Switch
- Service Precautions
- Description and Operation
  - Exterior Lighting Systems
  - Interior Lighting Systems
- Testing and Inspection
  - Symptoms - Lighting
  - Backup Lamps Malfunction
  - Courtesy Lamps Malfunction
  - Daytime Running Lamps Malfunction (With T4Q)
  - Daytime Running Lamps Malfunction (With Z88, Z75, and Z88)
  - Door Sill Illumination Malfunction
  - Front Fog Lamps Malfunction
  - Hazard Lamps Malfunction
  - Headlamps Malfunction (With T4Q)
  - Headlamps Malfunction (With X88, Z75, and Z88)
  - High Intensity Discharge Lamp Malfunction
  - Interior Backlighting Malfunction
  - Park, License, and/or Tail Lamps Malfunction (Front LED Park/Marker Lamps with T4Q)
  - Park, License, and/or Tail Lamps Malfunction (With X88, Z75, and Z88)
  - Rear Fog Lamps Malfunction
  - Stop Lamps Malfunction
  - Turn Signal Lamps and/or Indicators Malfunction
- Diagrams
  - Diagram Information and Instructions
  - Diagnostic Aids
  - Electrical Diagrams
- Specifications
Windows and Glass
- Heated Glass Element
- Relays and Modules - Windows and Glass
  - Heated Glass Element Relay
- Sensors and Switches - Windows and Glass
  - Power Window Lockout Switch
  - Power Window Switch
- Windows
- Windshield
- Service Precautions
  - Cracked Window Warning
  - Window Retention Warning
- Service and Repair
- Technical Service Bulletins
Wiper and Washer Systems
- Rain Sensor
- Sensors and Switches - Wiper and Washer Systems
  - Rain Sensor
  - Washer Fluid Level Switch
- Washer Fluid Level Switch
- Windshield Washer Hose
- Windshield Washer Pump
- Windshield Washer Reservoir
- Wiper Arm
- Wiper Blade
- Wiper Motor
- Description and Operation
  - Rear Wiper/Washer System
  - Wiper/Washer System
- Testing and Inspection
- Diagrams
- Specifications
- Technical Service Bulletins
- Tools and Equipment
Service Precautions
- Introduction
- Assistant Driving Warning
- Definition of Danger, Warning, Caution, and Note
- Eye Protection Warning
- Hot Exhaust System Warning
- Moving Parts and Hot Surfaces Warning
- Protective Goggles and Glove Warning
- Road Test Warning
- Safety Glasses and Compressed Air Warning
- Safety Glasses Warning
- Work Stall Test Warning
- Component Fastener Tightening Caution
- Fastener Caution
- Machined Surface Damage Caution
- Sealant Caution
- Seal Reuse 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
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
- 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
    - 6L50/6L80/6L90 - Automatic Transmission
    - 6L45/6L50/6L80/6L90 - Automatic Transmission
- Connector Views
- Electrical Diagrams
- Mechanical Diagrams
  - Drive Belt
- 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