GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2001 🢒 Express 🢒 Engine 🢒 Engine Controls - 6.5L (L65) 🢒 Intake Air Temperature Sensor Replacement

Removal Procedure
  1. Remove the engine cover. Refer to Engine Cover Replacement in Interior Trim.

    2. Object Number: 53790 Size: SH
  2. Remove the electrical connector from the IAT sensor by releasing the locking tab.
  3. Remove the IAT sensor.

Installation Procedure

    Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  1. Install the IAT sensor.

    2. Tighten
    Tighten the IAT sensor to 25 N·m (18 lb ft).


    Object Number: 53790 Size: SH
  2. Install the electrical connector.

    3. Important: Ensure that the PCM electrical harness is properly routed to avoid contact with the engine cover during installation.

  3. Install the engine cover. Refer to Engine Cover Replacement in Interior Trim.