Intake Air Temperature Sensor-5.7L
The intake manifold air temperature (IAT) sensor is installed into the front of the intake manifold air box plenum (1).
- Disconnect electrical connector (2) from IAT sensor.
- Clean dirt from intake manifold at sensor base.
- Gently lift on small plastic release tab (3) and rotate sensor about 1/4 turn counterclockwise for removal.
- Check condition of sensor O-ring.