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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 721 (Engine Mechanical - 8.1L (On-Vehicle)) >> Repair Instructions >> Engine Front Cover Replacement >> Removal Procedure

Removal Procedure

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.
    Fig 1: CMP Sensor Electrical Connector
    GM750902Courtesy of GENERAL MOTORS CORP.
  1. Remove the water pump. Refer to WATER PUMP REPLACEMENT (8.1L ENGINE) in Engine Cooling.
  2. Remove the crankshaft balancer. Refer to Crankshaft Balancer Replacement .
  3. Disconnect the camshaft position (CMP) sensor electrical connector (1).
  4. Remove the engine harness clips from the battery cable channel.
    5. Fig 2: View Of CMP Sensor
    GM470803Courtesy of GENERAL MOTORS CORP.
  5. Remove the CMP sensor bolt.
  6. Remove the CMP sensor.
    7. Fig 3: Battery Cable Channel & Bolt
    GM750904Courtesy of GENERAL MOTORS CORP.
  7. Remove the battery cable channel bolt.
  8. Remove and reposition the battery cable channel.
    9. Fig 4: Engine Front Cover & Bolts
    GM470805Courtesy of GENERAL MOTORS CORP.
  9. Remove the engine front cover bolts (2).
  10. Remove the engine front cover (1).
    IMPORTANT: The engine front cover gasket is reusable.
  11. Remove the engine front cover gasket.
  12. Remove the crankshaft front oil seal from the front cover.
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