GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2003 🢒 Astro - 4WD 🢒 General Information 🢒 Vibration Diagnosis and Correction 🢒 Engine Flywheel Replacement

Removal Procedure

    Object Number: 188130 Size: SH
  1. Remove the transmission assembly. Refer to Transmission Replacement in Automatic Transmission-4L60-E.
  2. Remove the bolts and the engine flywheel.
  3. Clean and inspect all parts. Refer to Engine Flywheel Cleaning and Inspection .

Installation Procedure

    Object Number: 188130 Size: SH
  1. Install the engine flywheel to the crankshaft.
  2. Align the locator hole to the pin.

    3. Object Number: 63174 Size: SH

    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 engine flywheel bolts.

    4. Tighten
    Tighten the engine flywheel bolts in sequence to 100 N·m (74 lb ft).

  4. Install the transmission assembly. Refer to Transmission Replacement in Automatic Transmission-4L60-E.