GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .

  2. Object Number: 1878229  Size: SH
  3. Remove the vehicle speed sensor (VSS) electrical connector (1) from the VSS.
  4. Remove the VSS electrical harness retainer (2) from the VSS.

  5. Object Number: 1548949  Size: SH
  6. Remove the retaining stud and the VSS. Pull straight out in order to avoid damage to the case.

Installation Procedure

  1. Clean and dry the VSS.
  2. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 1548949  Size: SH
  3. Install the VSS and the retaining stud.
  4. Tighten
    Tighten the stud to 12 N·m (97 lb in).


    Object Number: 1878229  Size: SH
  5. Install the VSS electrical harness retainer (2) to the VSS.
  6. Install the electrical connector (1) to the VSS.
  7. Lower the vehicle.

Removal Procedure

  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.

  2. Object Number: 1878229  Size: SH
  3. Remove the vehicle speed sensor (VSS) electrical connector (1) from the VSS.
  4. Remove the VSS electrical harness retainer (2) from the VSS.

  5. Object Number: 1548949  Size: SH
  6. Remove the retaining stud and the VSS. Pull straight out in order to avoid damage to the case.

Installation Procedure

  1. Clean and dry the VSS.
  2. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 1548949  Size: SH
  3. Install the VSS and the retaining stud to 12 N·m (97 lb in).

  4. Object Number: 1878229  Size: SH
  5. Install the VSS electrical harness retainer (2) to the VSS.
  6. Install the electrical connector (1) to the VSS.
  7. Lower the vehicle.