GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Disconnect the electrical connector from the speed sensor.

  3. Object Number: 690158  Size: SH
  4. Remove the vehicle speed sensor bolt.
  5. Remove the speed sensor from the transmission.

Installation Procedure


    Object Number: 690158  Size: SH
  1. Lightly lubricate the new O-ring with transmission fluid.
  2. Install the speed sensor to the transmission.
  3. Install the speed sensor bolt.
  4. 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.

  5. Install the VSS bolt.
  6. Tighten
    Tighten the VSS Bolt to 10 N·m (88 lb in).

  7. Connect the electrical connector to the VSS.
  8. Lower the vehicle.