GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 12638  Size: SH
  1. Disconnect the intake air temperature (IAT) sensor electrical connector (1).
  2. Carefully remove the IAT sensor.

Installation Procedure


    Object Number: 12638  Size: SH
  1. Install the IAT Sensor (snap into place).
  2. Connect the IAT sensor electrical connector (1).