Removal Procedure

2003 Chevrolet TrailBlazer 4.2 S, 4WDSECTION Removal Procedure
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the front grille. Refer to Grille Replacement (Envoy, Envoy XUV) , Grille Replacement (TrailBlazer) , Grille Replacement (Bravada) or Grille Replacement (Rainier) in Exterior Trim.
  2. Fig 1: Locating Ambient Air Temperature Sensor
    GM713860Courtesy of GENERAL MOTORS CORP.
  3. Remove the sensor (1) from the panel assembly (2).
  4. Fig 2: Removing/Installing Ambient Air Temperature Sensor
    GM769370Courtesy of GENERAL MOTORS CORP.
  5. Disconnect the electrical connector from the sensor (1).
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

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

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