Avalanche 2500 4WD V8-8.1L VIN G (2003)
1. Remove the upper left air temperature sensor (2) from the air distributor duct (1).
2. Disconnect the electrical connector (3) from the upper left air temperature sensor (2).
INSTALLATION PROCEDURE
1. Install the upper left air temperature sensor (2) to the air distributor duct (1).
2. Connect the electrical connector (3) to the upper left air temperature sensor (2).
Air Temperature Sensor Replacement - Lower Left
REMOVAL PROCEDURE
1. Disconnect the electrical connector from the lower left air temperature sensor (1).
2. Remove the lower left air temperature sensor (1) from the HVAC module (2).