GM Service Manual Online
For 1990-2009 cars only

    Object Number: 25656  Size: SH
  1. Inspect the vehicle speed sensor (62) for damage to the sensor, the electrical connector, or the O-ring (63).
  2. Clean and dry the vehicle speed sensor (62).

  3. Object Number: 20830  Size: SH
  4. Install the O-ring (63) onto the speed sensor (62).
  5. Install the speed sensor (62) into the transmission case.
  6. Caution: Refer to Fastener Caution in the Preface section.

  7. Install the speed sensor stud (61). Tighten the speed sensor stud to 12 N·m (9 lb ft).