GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 1997 🢒 Grand Prix 🢒 Engine 🢒 Engine Controls - 3.1L 🢒 Throttle Position Sensor Replacement

Removal Procedure

    Object Number: 16239 Size: SH
  1. Remove the air inlet tube.
  2. Remove the TP sensor electrical connector.
  3. Remove the two TP sensor attaching screws.
  4. Remove the TP sensor.

Installation Procedure

    Object Number: 16239 Size: SH
  1. With the throttle valve in the normal closed idle position, install the TP sensor on the throttle body assembly.
  2. Install the two TP sensor attaching screws, using a thread-locking compound on the screws. Loctite® 262, GM Part No. 1052624, or equivalent should be used.

    3. Tighten
    Tighten the TP sensor attaching screws to 2.0 N·m (18 lb in)

    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.

  3. Install the TP sensor electrical connector.
  4. Install the air inlet tube.