Ambient Air Temperature Sensor Replacement

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.

Fig 1: Locating Ambient Air Temperature Sensor

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
CAUTION: Refer to Fastener Caution . Preliminary Procedure Remove the top portion of the grill and gently pull forward. Refer to Fascia Grille Replacement (Z71) , Fascia Grille Replacement (Escalade) , Fascia Grille Replacement (GMC Denali XL) , Fascia Grille Replacement (Suburban, Tahoe) , Fascia Grille Replacement (GMC Yukon Hybrid 2 Mode) , Fascia Grille Replacement (Yukon) . 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.

Callout

Component Name

CAUTION:

Refer to Fastener Caution .

Preliminary Procedure

Remove the top portion of the grill and gently pull forward. Refer to Fascia Grille Replacement (Z71) , Fascia Grille Replacement (Escalade) , Fascia Grille Replacement (GMC Denali XL) , Fascia Grille Replacement (Suburban, Tahoe) , Fascia Grille Replacement (GMC Yukon Hybrid 2 Mode) , Fascia Grille Replacement (Yukon) .
Disconnect ambient air sensor electrical connector.

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.