GM Service Manual Online
For 1990-2009 cars only

    Object Number: 55099  Size: SH

    Important: The tab on the sensor housing (46) fits into the recess on the case boss.

    Important: For drive sprockets with 35 teeth, use a black sensor housing. For drive sprockets with 32 or 33 teeth, use a natural colored sensor housing.

  1. Assemble the input speed sensor (46) to the transmission case.
  2. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  3. Install the input speed sensor bolt (15). Hand start the bolts.
  4. Tighten
    Tighten the input speed sensor bolt to 12 N·m (9 lb ft).

  5. Route the input speed sensor wiring harness in the case channel.
  6. Connect the input speed sensor connector to the input speed sensor.
  7. Install the wire harness retainer and wire harness retainer bolt.
  8. Tighten
    Tighten the wire harness retainer bolt to 12 N·m (9 lb ft).


    Object Number: 55099  Size: SH

    Note: The tab on the sensor housing (46) fits into the recess on the case boss.

    Note: For drive sprockets with 35 teeth, use a black sensor housing. For drive sprockets with 32 or 33 teeth, use a natural colored sensor housing.

  1. Assemble the input speed sensor (46) to the transmission case.
  2. Caution: Refer to Fastener Caution in the Preface section.

  3. Install the input speed sensor bolt (15). Hand start the bolts. Tighten the input speed sensor bolt to 12 N·m (9 lb ft).
  4. Route the input speed sensor wiring harness in the case channel.
  5. Connect the input speed sensor connector to the input speed sensor.
  6. Install the wire harness retainer and wire harness retainer bolt. Tighten the wire harness retainer bolt to 12 N·m (9 lb ft).