5.7L V-8

WARNING: This page is about a different car, the 2005 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Location Of IAT Sensor - 5.7L V-8

Courtesy of DAIMLERCHRYSLER CORP.

The intake manifold air temperature (IAT) sensor is installed into the front of the intake manifold air box plenum (2).

Disconnect electrical connector (2) from IAT sensor.
Clean dirt from intake manifold at sensor base.

Fig 2: Removing IAT Sensor - 5.7L V-8
Courtesy of DAIMLERCHRYSLER CORP.
Gently lift on small plastic release tab (3) and rotate sensor about 1/4 turn counterclockwise for removal.
Check condition of sensor O-ring.