Impala V6-3.8L SC VIN 1 (2005)
4. Position the sensor (2) horizontally on the upper radiator core support (3).
NOTE: Refer to Fastener Notice in Service Precautions.
5. Point the arrow on the sensor toward the front of the vehicle.
6. Install the sensor bolts (1).
Tighten the bolts to 9 N.m (80 lb in).
7. Enable the SIR system. Refer to SIR Disabling and Enabling Zone 1.
8. Install the radiator upper air baffle and deflector. Refer to Radiator Air Baffle and Deflector Replacement - Upper in Cooling System.