GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1255762  Size: SH
  1. Disconnect the speedometer speed sensor electrical connector.

  2. Object Number: 1248175  Size: SH
  3. Remove the speedometer housing retaining bolt.

  4. Object Number: 1255769  Size: SH
  5. Remove the speedometer-driven gear and the speedometer housing.

Installation Procedure


    Object Number: 1255769  Size: SH
  1. Coat the O-ring with petroleum jelly.
  2. Install the speedometer-driven gear and the speedometer housing.
  3. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 1248175  Size: SH
  4. Install the speedometer housing retaining bolt and tighten to 5 N·m (44 lb in).

  5. Object Number: 1255762  Size: SH
  6. Connect the speedometer speed sensor electrical connector.