GM Service Manual Online
For 1990-2009 cars only
  1. Raise the vehicle and suitably support. Refer to Lifting and Jacking the Vehicle in General Information.
  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. Inspect the starter motor-to-engine bolts for the proper tightness.
  4. Tighten
    Tighten the bolts to 60 N·m (44 lb ft).

  5. Remove the inspection plug at the rear of the oil pan.
  6. Inspect the flywheel teeth:
  7. • Rotate the flywheel while observing the teeth.
    • If any teeth are damaged or worn, perform the following steps:
       - Replace the flywheel.
       - Inspect the starter pinion gear.