LEMON Manuals: Even more car manuals for everyone
Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 682 (Engine Mechanical - 8.1L (Unit Repair)) >> Repair Instructions >> Engine Flywheel Cleaning and Inspection (AT)

Engine Flywheel Cleaning and Inspection (AT)

WARNING: This page is about a different car, the 2002 GMC Yukon XL, 2002 Chevrolet Suburban, and 2002 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
  1. Clean the engine flywheel in solvent.
    CAUTION: Refer to SAFETY GLASSES CAUTION in Cautions and Notices.
  2. Dry the engine flywheel with compressed air.
  3. Inspect the engine flywheel for the following conditions:
    • Stress cracks around the engine flywheel-to-torque converter mounting bolt hole locations (1) and/or engine flywheel-to-crankshaft (2, 3)

      Important:  Do not attempt to repair the welded areas that retain the ring gear to the engine flywheel plate. Install a new engine flywheel.

    • Cracks at welded areas that retain the ring gear onto the engine flywheel (4)
    • Damaged or missing ring gear teeth (5)
    Fig 1: Engine Flywheel Inspection Areas (AT)
    G01675440Courtesy of GENERAL MOTORS CORP.
scientia non olet · About LEMON Manuals