TrailBlazer 2WD V8-6.0L (2009): Sensors and Switches

Also for this vehicle: TrailBlazer 2WD L6-4.2L VIN S (2003), TrailBlazer 2WD V8-5.3L (2007), TrailBlazer 2WD V8-6.0L VIN H (2006), TrailBlazer 4WD L6-4.2L (2007), TrailBlazer 4WD L6-4.2L VIN S (2002), TrailBlazer 4WD V8-5.3L VIN M (2006), TrailBlazer 4WD V8-6.0L (2007).

Diagnostics Maintenance Engine Transmission Brakes Electrical Steering & suspension Heating & A/C Body & interior

Choose Sections to see everything in a chapter, or a chapter title to start at its first page.

01Relays and Modules Relays and Modules: Sections
02Sensors and Switches Sensors and Switches: Sections
- Sensors and Switches - Accessories and Optional Equipment12 pages
- Sensors and Switches - Body and Frame31 pages
  - Hood Switch / Sensor › Hood Sensor/Switch (For Alarm) › Component Information › Locations2
  - Pedal Positioning Switch › Component Information › Locations2
  - Power Door Lock Switch › Component Information4 pages
    Locations2
    Service and Repair › Door Lock and Side Window Switch Replacement - Driver Side2
  - Power Mirror Switch › Component Information › Service and Repair
  - Power Seat Motor Position Sensor › Component Information › Locations2 3 4 5 6
  - Power Seat Switch › Component Information6 pages
    Diagrams2 3 4
    Service and Repair › Power Seat Switch Replacement2
  - Seat Heater Switch › Component Information › Locations2
  - Seat Memory Switch › Component Information4 pages
    Locations
    Service and Repair › Procedures2 3
  - Sunroof / Moonroof Switch › Component Information › Diagrams2
  - Trunk / Liftgate Ajar Switch › Component Information › Locations › Harness Routing Views2
- Sensors and Switches - Brakes and Traction Control27 pages
- Sensors and Switches - Cooling System › Engine - Coolant Temperature Sensor/Switch › Coolant Temperature Sensor/Switch (For Computer) › Component Information › Technical Service Bulletins16 pages
  - Customer Interest: › 10-06-04-008A › Jan › 11 › Engine - MIL ON P0116/P1400 Set In Very Cold Temps2 3 4 5
  - All Technical Service Bulletins: › 10-06-04-008A › Jan › 11 › Engine - MIL ON P0116/P1400 Set In Very Cold Temps2 3 4 5
  - All Other Service Bulletins for Coolant Temperature Sensor/Switch (For Computer):6 pages
    08-08-46-008C › Jan › 11 › OnStar(R) - Generation 8.0L Software Update2
    06-08-46-005B › Feb › 10 › OnStar(R) - Availability for Hearing Impaired2
    10-08-46-001 › Jan › 10 › Audio - Radio Does Not Mute Enough When Using OnStar(R)2
  - All Other Service Bulletins for Coolant Temperature Sensor/Switch (For Computer):0 pages
    08-08-46-008C › Jan › 11 › OnStar(R) - Generation 8.0L Software Update
    06-08-46-005B › Feb › 10 › OnStar(R) - Availability for Hearing Impaired
    10-08-46-001 › Jan › 10 › Audio - Radio Does Not Mute Enough When Using OnStar(R)
- Sensors and Switches - Engine › Oil Pressure Sensor › Component Information › Locations › Harness Routing Views2 3
- Sensors and Switches - HVAC21 pages
  - Cabin Temperature Sensor / Switch › Component Information › Locations2 3 4 5 6 7 8
  - Discharge Air Temperature Sensor / Switch, HVAC › Component Information › Service and Repair › Duct Air Temperature Sensor Replacement - Lower Left Side2 3 4
  - Refrigerant Pressure Sensor / Switch, HVAC › Component Information8 pages
    Locations2 3 4 5
    Service and Repair › Air Conditioning (A/C) Refrigerant Pressure Sensor Replacement2 3
  - Solar Sensor, HVAC › Component Information › Service and Repair
- Sensors and Switches - Instrument Panel12 pages
- Sensors and Switches - Lighting and Horns34 pages
  - Ambient Light Sensor › Component Information › Locations2 3 4 5
  - Brake Light Switch › Component Information › Locations2 3 4
  - Combination Switch › Component Information › Locations2 3 4 5
  - Hazard Warning Switch › Component Information › Locations
  - Headlamp Switch › Component Information › Locations2 3 4 5 6
  - Horn Switch › Component Information › Technical Service Bulletins6 pages
    Customer Interest for Horn Switch: › 07-08-54-001C › Oct › 08 › Horn - Inoperative When Pressing Horn Pad2 3
    All Technical Service Bulletins for Horn Switch: › 07-08-54-001C › Oct › 08 › Horn - Inoperative When Pressing Horn Pad2 3
  - Turn Signal Switch › Component Information7 pages
    Locations2 3 4 5
    Service and Repair › Multifunction Turn Signal Switch Housing Replacement2
- Sensors and Switches - Powertrain Management118 pages
  - Sensors and Switches - Computers and Control Systems87 pages
    Accelerator Pedal Position Sensor › Component Information › Locations2 3 4 5
    Air Flow Meter/Sensor › Component Information › Locations › Harness Routing Views2 3
    Battery Current Sensor › Component Information › Locations
    Camshaft Position Sensor › Component Information › Locations › Harness Routing Views2 3
    Coolant Temperature Sensor/Switch (For Computer) › Component Information › Technical Service Bulletins13 pages
    Customer Interest: › 10-06-04-008A › Jan › 11 › Engine - MIL ON P0116/P1400 Set In Very Cold Temps2 3 4 5
    All Technical Service Bulletins: › 10-06-04-008A › Jan › 11 › Engine - MIL ON P0116/P1400 Set In Very Cold Temps2 3 4 5
    All Other Service Bulletins for Coolant Temperature Sensor/Switch (For Computer): › 08385A › Feb › 09 › Campaign - Liftgate Window Hinge Pin Clip Installation2 3
    All Other Service Bulletins for Coolant Temperature Sensor/Switch (For Computer): › 08385A › Feb › 09 › Campaign - Liftgate Window Hinge Pin Clip Installation
    Crankshaft Position Sensor › Component Information6 pages
    Locations › Harness Routing Views2 3
    Service and Repair › Crankshaft Position Sensor Replacement2 3
    Fuel Level Sensor › Component Information › Service and Repair › Fuel Level Sensor Replacement2 3 4 5 6 7
    Fuel Tank Pressure Sensor › Component Information › Locations2 3 4 5
    Intake Air Temperature Sensor › Component Information › Locations › Harness Routing Views2 3
    Knock Sensor › Component Information9 pages
    Locations › Harness Routing Views2 3 4 5
    Service and Repair › Knock Sensor Replacement (Left Side)2 3 4
    Manifold Pressure/Vacuum Sensor › Component Information › Locations › Harness Routing Views2 3
    Oil Pressure Sensor › Component Information › Locations › Harness Routing Views2 3
    Oxygen Sensor › Component Information16 pages
    Locations › Harness Routing Views2 3 4
    Service Precautions › Excessive Force and Oxygen Sensor Caution2 3 4
    Service and Repair › Heated Oxygen Sensor Replacement - Bank 1 Sensor 12 3 4 5 6 7 8
    Transmission Position Switch/Sensor, A/T › Component Information7 pages
    Locations › Harness Routing Views2 3
    Service and Repair › Park/Neutral Position Switch Replacement2 3 4
    Vehicle Speed Sensor › Component Information › Locations › Harness Routing Views2 3
  - Sensors and Switches - Fuel Delivery and Air Induction8 pages
    Accelerator Pedal Position Sensor › Component Information › Locations2 3 4 5
    Air Flow Meter/Sensor › Component Information › Locations › Harness Routing Views2 3
  - Sensors and Switches - Ignition System23 pages
    Camshaft Position Sensor › Component Information › Locations › Harness Routing Views2 3
    Crankshaft Position Sensor › Component Information6 pages
    Locations › Harness Routing Views2 3
    Service and Repair › Crankshaft Position Sensor Replacement2 3
    Ignition Switch › Ignition Switch Lock Cylinder › Component Information5 pages
    Diagrams
    Service and Repair › Procedures2 3 4
    Knock Sensor › Component Information9 pages
    Locations › Harness Routing Views2 3 4 5
    Service and Repair › Knock Sensor Replacement (Left Side)2 3 4
- Sensors and Switches - Restraint Systems28 pages
  - Impact Sensor › Component Information17 pages
    Locations › Component Locations2 3 4 5
    Diagrams › Exploded Views2 3 4
    Service and Repair › Inflatable Restraint Front End Sensor Replacement2 3 4 5 6 7 8
  - Seat Occupant Sensor › Component Information › Technical Service Bulletins › Restraints - Passenger Presence System Information
  - Seat Position Sensor › Component Information10 pages
    Diagrams
    Service and Repair › Inflatable Restraint Seat Position Sensor Replacement2 3 4 5 6 7 8 9
- Sensors and Switches - Starting and Charging6 pages
  - Battery Current Sensor › Component Information › Locations
  - Ignition Switch › Ignition Switch Lock Cylinder › Component Information5 pages
    Diagrams
    Service and Repair › Procedures2 3 4
- Sensors and Switches - Steering and Suspension20 pages
  - Sensors and Switches - Steering › Steering Angle Sensor › Component Information › Diagrams2 3
  - Sensors and Switches - Suspension7 pages
    Steering Angle Sensor › Component Information › Diagrams2 3
    Suspension Control Pressure Sensor/Switch › Component Information › Locations › Harness Routing Views2 3
    Suspension Mode Switch › Component Information › Locations
  - Sensors and Switches - Wheels and Tires › Tire Pressure Sensor › Component Information10 pages
    Technical Service Bulletins › TPMS System - Service And Re-Learning Sensor IDs2 3 4 5 6
    Service and Repair › Tire Pressure Indicator Sensor Replacement2 3 4
- Sensors and Switches - Transmission and Drivetrain › Sensors and Switches - A/T10 pages
  - Fluid Pressure Sensor/Switch, A/T › Component Information › Locations
  - Transmission Position Switch/Sensor, A/T › Component Information7 pages
    Locations › Harness Routing Views2 3
    Service and Repair › Park/Neutral Position Switch Replacement2 3 4
  - Transmission Speed Sensor, A/T › Component Information › Locations
  - Transmission Temperature Sensor/Switch, A/T › Component Information › Specifications
- Sensors and Switches - Windows and Glass › Power Window Switch › Component Information8 pages
  - Locations › Harness Routing Views2 3 4
  - Service and Repair › Door Lock and Side Window Switch Replacement - Driver Side2 3 4
- Sensors and Switches - Wiper and Washer Systems13 pages
03Maintenance Maintenance: Sections
04Engine, Cooling and Exhaust Engine, Cooling and Exhaust: Sections
05Powertrain Management Powertrain Management: Sections
06Transmission and Drivetrain Transmission and Drivetrain: Sections
07Brakes and Traction Control Brakes and Traction Control: Sections
08Starting and Charging Starting and Charging: Sections
09Power and Ground Distribution Power and Ground Distribution: Sections
10Steering and Suspension Steering and Suspension: Sections
11Heating and Air Conditioning Heating and Air Conditioning: Sections
12Restraint Systems Restraint Systems: Sections
13Accessories and Optional Equipment Accessories and Optional Equipment: Sections
14Body and Frame Body and Frame: Sections
15Cruise Control Cruise Control: Sections
16Instrument Panel, Gauges and Warning Indicators Instrument Panel, Gauges and Warning Indicators: Sections
17Lighting and Horns Lighting and Horns: Sections
18Windows and Glass Windows and Glass: Sections
19Wiper and Washer Systems Wiper and Washer Systems: Sections