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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 271 (Engine Mechanical - 4.8L, 5.3L, 6.0L Or 6.2L (4 Of 5)) >> Off-Vehicle Repair Instructions (2 Of 3) >> Engine Front Cover Cleaning and Inspection (RPO LY6/L76/L92)

Engine Front Cover Cleaning and Inspection (RPO LY6/L76/L92)

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    Fig 1: View Of Gasket Sealing Surfaces & Bolt Holes
    GM1658228Courtesy of GENERAL MOTORS CORP.
    IMPORTANT:
    • Do not use the crankshaft front oil seal again. Install a NEW crankshaft front oil seal during assembly.
    • Do not use the front cover-to-engine block gasket again. Install a NEW gasket during assembly.
    • Do not use the camshaft position (CMP) actuator magnet gasket again. Install a NEW gasket during assembly.
  1. Clean the cover in solvent. Remove the sealant from the cover oil pan surface. Refer to Replacing Engine Gaskets .
    2. CAUTION: Refer to Safety Glasses and Compressed Air Caution .
  2. Dry the cover with compressed air.
  3. Inspect the gasket sealing surfaces (1, 4) for excessive scratches or gouging.
  4. Inspect the threaded bolt holes (2, 3) for damaged threads or debris.
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