GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 787983  Size: SH
  1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Disconnect the vehicle speed sensor (VSS) electrical connector (2).

  3. Object Number: 761114  Size: SH
  4. Remove the VSS bolt.
  5. Remove the VSS.

Installation Procedure


    Object Number: 761114  Size: SH
  1. Coat the NEW O-ring seal with a thin film of transmission fluid, use GM P/N 12346190 (Canadian P/N 10953477) or equivalent.
  2. Install the VSS.
  3. 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.

  4. Install the VSS bolt.
  5. Tighten
    Tighten the VSS bolt to 22 N·m (16 lb ft).


    Object Number: 787983  Size: SH
  6. Connect the VSS electrical connector (2).
  7. Lower the vehicle.