GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2009 🢒 Express - AWD 🢒 Diagnostic Navigation 🢒 Vehicle Diagnostic Information 🢒 Intake Air Temperature (IAT) Sensor 2 Replacement

Removal Procedure
  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection.
  2. Remove the air intake pipe. Refer to Air Intake Pipe Replacement.
  3. Disconnect the intake air temperature (IAT) sensor (2) electrical connector.

    4. Object Number: 1733089 Size: SH
  4. Remove the IAT sensor from the center intake manifold.

Installation Procedure

    Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 1733089 Size: SH
  1. Install the IAT sensor to the center intake manifold and tighten to 25 N·m (18 lb ft).
  2. Connect the IAT sensor (2) electrical connector.
  3. Install the air intake pipe. Refer to Air Intake Pipe Replacement.
  4. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection.