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HOMESERVICE MANUALSCHEVROLET2008CHEVY EXPRESS G3500, VAN PASSENGER EXTENDEDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 927 (HVAC SYSTEM - AUTOMATIC)REPAIR INSTRUCTIONSAUXILIARY INSIDE AIR TEMPERATURE SENSOR ASSEMBLY REPLACEMENTREMOVAL PROCEDURE
2008 Chevrolet Chevy Express G3500, Van Passenger Extended

Removal Procedure

2008 Chevrolet Chevy Express G3500, Van Passenger ExtendedSECTION Removal Procedure
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2012 GMC Yukon XL, 2012 GMC Yukon, 2012 Chevrolet Tahoe, 2012 Chevrolet Suburban, and 2012 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the third pillar molding. Refer to Center Pillar Upper Garnish Molding Replacement .
  2. Remove the left rear coat hook, if equipped. Refer to Coat Hook Replacement .
  3. Remove the rear headliner retainers from the front headliner.
  4. Carefully lower the headliner from the roof hook and loop retainers.
    5. Fig 1: View of Air Temperature Sensor Electrical Connector
    GM675996Courtesy of GENERAL MOTORS COMPANY
  5. Disconnect the electrical connector from the inside air temperature sensor.
    6. Fig 2: Inside Air Temperature Sensor
    GM675994Courtesy of GENERAL MOTORS COMPANY
  6. Partially remove the auxiliary inside air temperature sensor from the headliner.
  7. Remove the sensor grille from the auxiliary inside air temperature sensor.
  8. Remove the auxiliary inside air temperature sensor from the headliner.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.