GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 772343  Size: SH
  1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle.
  2. Disconnect the vehicle speed sensor (VSS) electrical connector (1).

  3. Object Number: 761051  Size: SH
  4. Remove the VSS and O-ring seal.

Installation Procedure


    Object Number: 761051  Size: SH
  1. Coat a NEW O-ring seal with a thin film of Synchro-mesh transmission fluid GM P/N 12345349 (Canadian P/N 10953465), or equivalent.
  2. Caution: Refer to Fastener Caution in the Preface section.

  3. Install the VSS and O-ring seal.
  4. Tighten
    Tighten the VSS to 16 N·m (12 lb ft).


    Object Number: 772343  Size: SH
  5. Connect the VSS electrical connector (1).
  6. Lower the vehicle.