GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Buick
🢒
1997
🢒
Riviera
🢒
Engine
🢒
Engine Controls - 3.8L
🢒 Intake Air Temperature Sensor Replacement
Intake Air Temperature (IAT) Sensor
The IAT sensor is mounted in the rear air intake duct.
Removal Procedure
Disconnect the IAT sensor electrical connector.
Grasp and remove the IAT sensor with a twisting and pulling motion.
Installation Procedure
Position and insert the IAT sensor into the rear air intake duct.
Connect the electrical connector.