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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1814 (Engine Mechanical - 2.2L (L61)) >> Repair Instructions >> On-Vehicle Repair Instructions >> Camshaft Cover Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2007 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Identifying Outlet Resonator/Duct Assembly
    GM898897Courtesy of GENERAL MOTORS CORP.
    CAUTION: Refer to Battery Disconnect Caution .
  1. Disconnect the negative battery cable.
  2. Disconnect the intake air temperature (IAT) sensor connector.
  3. Loosen the clamp at the air cleaner assembly.
  4. Remove the push-pin attachment from the outlet resonator/duct assembly-to-support bracket.
  5. Loosen the clamp at the throttle body assembly.
  6. Disconnect the positive crankcase centilation (PCV) fresh air vent hose at the cam cover.
  7. Remove the outlet resonator/duct assembly.
    8. Fig 2: View of Ignition Module Housing Assembly With Spark Plug Boots
    GM951506Courtesy of GENERAL MOTORS CORP.
  8. Remove the ignition module bolts.
  9. Remove the ignition module assembly.
  10. Disconnect the coolant degas hose from the fuel rail.
  11. Disconnect the degas hose clamp at the cylinder head and position it away from the cam cover assembly.
    12. Fig 3: Disconnecting/Connecting Ground Strap On The Camshaft Cover Assembly
    GM895199Courtesy of GENERAL MOTORS CORP.
  12. Disconnect the ground strap at the rear of the cam cover assembly.
    13. Fig 4: View Of Fuel System Pressure Tester
    GM854376Courtesy of GENERAL MOTORS CORP.
  13. Relieve the fuel system pressure. Refer to Fuel Pressure Relief .
  14. Disconnect the SA9127E  after the pressure has been relieved.
    15. Fig 5: View Of Fuel Feed Pipe Fastener
    GM854304Courtesy of GENERAL MOTORS CORP.
  15. Disconnect the fuel rail bracket and bolt at the rear of the cam cover.
    16. CAUTION: Whenever fuel line fittings are loosened or disconnected, wrap a shop cloth around the fitting to collect fuel. Place the cloth in an approved container.
    NOTE: An open-end wrench must be used to support the fuel line to rail connection during loosening/tightening to avoid damaging the fuel rail assembly.
    Fig 6: Connecting/Disconnecting Fuel Feed Pipe
    GM854303Courtesy of GENERAL MOTORS CORP.
  16. While supporting the fuel rail assembly with an open end wrench, loosen the transfer line fitting at the fuel rail.
  17. Position the fuel line away from the cam cover assembly.
    18. Fig 7: Removing/Installing Cam Cover Assembly
    GM894940Courtesy of GENERAL MOTORS CORP.
  18. Remove the cam cover assembly bolts.
  19. Remove the cam cover assembly.
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