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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1444 (Engine Mechanical - 5.3L (Lm4)) >> Repair Instructions >> Off-Vehicle Repair Instructions >> Engine Flywheel Cleaning and Inspection

Engine Flywheel Cleaning and Inspection

WARNING: This page is about a different car, the 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 Chevrolet TrailBlazer, and 2004 Buick Rainier. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Engine Flywheel & Bolt
    GM178458Courtesy of GENERAL MOTORS CORP.
  1. Clean the flywheel in solvent.
  2. Dry the flywheel with compressed air.
  3. Inspect the automatic transmission flywheel for the following conditions:
    • Damaged ring gear teeth
    • Stress cracks around the flywheel-to-crankshaft bolt hole locations
      • IMPORTANT: Do not attempt to repair the welded areas that retain the ring gear to the flywheel plate. Install a new flywheel.
    • Welded areas that retain the ring gear onto the flywheel for cracking
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