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: 1230002  Size: SH
  3. Disconnect the wiring harness from the input speed sensor.
  4. Important: Do not damage the input speed sensor or transaxle case.

  5. Remove the input speed sensor bolt/screw.
  6. Remove the input speed sensor, and the input speed sensor O-ring.

Installation Procedure


    Object Number: 1230002  Size: SH
  1. Apply automatic transmission fluid to the new input speed sensor O-ring seal.
  2. Install the new input speed sensor O-ring seal onto the input speed sensor.
  3. Install the input speed sensor into the transmission case assembly.
  4. Notice: Refer to Fastener Notice in the Preface section.

  5. Install the input speed sensor bolt.
  6. Tighten
    Tighten the bolt to 12 N·m (106 lb in).

  7. Connect the wiring harness to the input speed sensor.
  8. Lower the vehicle.