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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 257 (Engine Mechanical - 4.0L (On-Vehicle)) >> Repair Instructions >> Camshaft Cover Replacement - Right >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2002 Oldsmobile Aurora. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the 2 nuts (2) from the intake manifold sight shield (1).
  2. Remove the sight shield (1) from the engine.
    Fig 1: Removing Fuel Injector Sight Shield
    G01819319Courtesy of GENERAL MOTORS CORP.
  3. Disconnect the PCV dirty air tube (2) from the orifice tube (1).
  4. Fig 2: Disconnecting PCV Dirty Air Tube
    G01819320Courtesy of GENERAL MOTORS CORP.
  5. Disconnect the oxygen sensor wire.
  6. Disconnect the vacuum tubes from the secondary AIR vent solenoid.
  7. Disconnect the secondary AIR vent solenoid electrical connector.
  8. Remove the secondary AIR control valve bracket. Refer to SECONDARY AIR INJECTION SHUT OFF VALVE .
  9. Remove the nut securing the secondary AIR tube.
  10. Remove the ignition coil cassette. Refer to IGNITION CONTROL MODULE .
  11. Remove the 4 spark plug boots.
  12. Disconnect the cable harness clips at the front of the camshaft cover and position the cable harness aside.
    Fig 3: Removing Spark Plug Boots
    G01819321Courtesy of GENERAL MOTORS CORP.
  13. Remove the 9 camshaft cover bolts.
  14. Remove the camshaft cover.
  15. Fig 4: Removing Camshaft Cover
    G01819322Courtesy of GENERAL MOTORS CORP.
  16. Discard the camshaft cover perimeter seals and spark plug seals if there is any evidence of damage or if the seal comes out of the groove in the cover during removal.
  17. Clean and inspect the camshaft cover. Refer to CAMSHAFT COVER CLEANING AND INSPECTION .