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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 62 (Engine Mechanical) >> 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 2007 Hummer H2. 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 flex plate in solvent.
  2. Dry the flex plate with compressed air.
  3. Inspect the automatic transmission flex plate for the following conditions:
    • Damaged ring gear teeth
    • Stress cracks around the flex plate-to-crankshaft bolt hole locations
      • IMPORTANT: Do not attempt to repair the welded areas that retain the ring gear to the flex plate. Install a new flex plate.
    • Welded areas that retain the ring gear onto the flex plate for cracking
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