GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Notice: Handle the intake air temperature (IAT) sensor carefully. A damaged IAT sensor will affect proper operation of the fuel injection system.


    Object Number: 157833  Size: SH
  1. Disconnect the intake air temperature (IAT) sensor electrical connector.

  2. Object Number: 157831  Size: SH
  3. Pull gently but firmly on the IAT sensor in order to remove the sensor from the rubber grommet in the lower air cleaner assembly.
  4. Remove the IAT sensor from the lower air cleaner assembly .

Installation Procedure


    Object Number: 157831  Size: SH
  1. Install the IAT sensor to the lower air cleaner assembly .
  2. Push the IAT sensor firmly into the rubber grommet in the lower air cleaner assembly until seated.

  3. Object Number: 157833  Size: SH
  4. Connect the IAT sensor electrical connector.