GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the governor throttle drive assembly. Refer to Governor Throttle Drive Assembly Replacement .
  2. Using your thumb, block the throttle cam lever at the 11 o'clock position.
  3. Remove the governor drive motor attaching screws.

  4. Object Number: 318282  Size: SH
  5. Remove the governor drive motor.
  6. Slowly release the throttle cam lever spring tension.

Installation Procedure


    Object Number: 318284  Size: SH
  1. Install the spring to the governor drive lever using a spring hook.
  2. Important: Align the motor drive lever and spring in order to ensure the correct drive motor installation.

  3. Align the drive lever and spring.

  4. Object Number: 318282  Size: SH
  5. Rotate the throttle cam lever clockwise until the cable barrel connection is at the 11 o'clock position and block with thumb.
  6. Install the drive motor to the motor plate by aligning the mounting holes.
  7. Tilt the motor slightly to allow the motor drive lever to clear the casting.
  8. 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.

  9. Install the four governor motor attaching screws coated with the appropriate thread-locking compound.
  10. Tighten
    Tighten the attaching screws to 3.0 N·m (28 lb in).

  11. Inspect for the correct attachment of the motor drive lever spring. The spring tension should increase as the motor drive lever is rotated clockwise. When released, the motor drive lever should return to its park position against the shock absorber.
  12. Install the governor throttle drive assembly. Refer to Governor Throttle Drive Assembly Replacement .