GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2001 🢒 Century 🢒 Engine 🢒 Engine Controls - 3.1L (LG8) 🢒 Intake Air Temperature Sensor Replacement

Removal Procedure

A typical IAT sensor shown.


    Object Number: 179039 Size: SH
  1. Turn OFF the ignition.
  2. Disconnect the IAT sensor electrical connector (1).
  3. Carefully grasp the sensor and with a twisting and pulling motion, remove the IAT sensor from air intake duct.

Installation Procedure

    Object Number: 179039 Size: SH
  1. Install the IAT sensor into the hole (2).
  2. Connect the IAT sensor electrical connector (1).