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HOMESERVICE MANUALSCHEVROLET2008CHEVY EXPRESS G2500, VAN CARGO, 6.6 6REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1537 (HVAC SYSTEM - AUTOMATIC)REPAIR INSTRUCTIONSAMBIENT AIR TEMPERATURE SENSOR REPLACEMENT
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6

Ambient Air Temperature Sensor Replacement

2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6SECTION Ambient Air Temperature Sensor Replacement
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2008 GMC Yukon XL, 2008 GMC Yukon, 2008 Chevrolet Tahoe, 2008 Chevrolet Suburban, and 2008 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Locating Ambient Air Temperature Sensor
GM1695094Courtesy of GENERAL MOTORS CORP.
Callout Component Name
NOTE: Refer to Fastener Notice .
Fastener Tightening Specifications:  Refer to Fastener Tightening Specifications .

Preliminary Procedure

  1. Remove the top portion of the grill and gently pull forward. Refer to Fascia Grille Replacement (Z71) or Fascia Grille Replacement (Suburban, Tahoe) or Fascia Grille Replacement (Escalade) or Fascia Grille Replacement (Yukon) or Fascia Grille Replacement (GMC Yukon Two-mode Hybrid) .
  2. Disconnect ambient air sensor electrical connector.
1 Carefully lift ambient air sensor from the radiator support.
Tip:  Vehicles with automatic HVAC, use the ambient air sensor located on the right side of the radiator support.
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:

  • • 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.