GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 35833 Speedometer Gear Bushing Remover

Removal Procedure


    Object Number: 641689  Size: SH
  1. Remove the speedometer sensor from the speedometer bushing.

  2. Object Number: 641701  Size: SH
  3. Remove the setscrew for the speedometer gear bushing.
  4. Using the  (1) remove the speedometer gear bushing.

  5. Object Number: 642673  Size: SH
  6. Remove the speedometer driven gear (1) from the speedometer drive bushing (3).
  7. Remove and discard the O-ring (2) from the speedometer drive bushing (3).

  8. Object Number: 641710  Size: SH
  9. Remove the speedometer drive gear.

Installation Procedure


    Object Number: 641710  Size: SH
  1. Install the speedometer drive gear. The inside spline end goes towards the yoke.

  2. Object Number: 642673  Size: SH
  3. Install the speedometer driven gear (1) in the transmission extension.
  4. Install a NEW O-ring (2) seal on the speedometer drive bushing (3).
  5. Install the speedometer drive bushing.
  6. Install the speedometer drive bushing setscrew.
  7. Tighten
    Tighten the speedometer drive bushing setscrew to 10 N·m (89 lb in).


    Object Number: 641689  Size: SH
  8. Install the speedometer sensor to the speedometer bushing.