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Home >> Cadillac >> 2004 >> CTS Base, 3.2 N >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 8 (Engine Mechanical - 5.7L (LS6)) >> Repair Instructions >> On-Vehicle Repair Instructions >> Valve Rocker Arm Cover Replacement - Right >> Installation Procedure

Installation Procedure

WARNING: This page is about a different variant/trim than selected.
IMPORTANT:
  • All gasket surfaces should be free of oil and other foreign material during assembly.
  • DO NOT reuse the valve rocker arm cover gasket.
  • The valve rocker arm cover bolt grommets may be reused.
  • If the oil fill tube has been removed from the rocker arm cover, install a NEW fill tube during assembly.
  1. Lubricate the O-ring seal of the NEW oil fill tube with clean engine oil, if removed.
    Fig 1: View Of Oil Fill Cap & Tube
    GM260110Courtesy of GENERAL MOTORS CORP.
  2. Insert the NEW oil fill tube into the rocker arm cover, if necessary.

    Rotate the tube clockwise until locked in the proper position.

  3. Install the oil fill cap into the tube.

    Rotate the cap clockwise until locked in the proper position.

    4. Fig 2: Rocker Arm Cover Gasket
    GM490696Courtesy of GENERAL MOTORS CORP.
  4. Install a NEW gasket (1) into the valve rocker cover lip.
    5. Fig 3: View Of Valve Rocker Arm Cover & Bolts (Right)
    GM260084Courtesy of GENERAL MOTORS CORP.
  5. Install the valve rocker arm cover onto the cylinder head.
    6. NOTE: Refer to Fastener Notice in Cautions and Notices.
  6. Tighten the rocker arm cover bolts.

    Tighten:  Tighten the valve rocker arm cover bolts to 12 N.m (106 lb in).

    7. Fig 4: Locating Ignition Coil Bracket Studs
    GM697216Courtesy of GENERAL MOTORS CORP.
  7. Install the ignition coil bracket.
  8. Apply threadlock GM P/N 12345382 (Canadian P/N 10953489), or equivalent, to the threads of the bracket studs.
  9. Install the ignition coil bracket studs.

    Tighten:  Tighten the ignition coil bracket studs to 12 N.m (106 lb in).

    10. Fig 5: Spark Plug Wire Routing
    GM74069Courtesy of GENERAL MOTORS CORP.
  10. Connect the ignition coil wire harness main electrical connector.
  11. Install the spark plug wires to the ignition coils.
    12. Fig 6: Identifying PCV Fresh Air Hose
    GM1392083Courtesy of GENERAL MOTORS CORP.
  12. Install the PCV tube to the throttle body and rocker arm cover.
    13. Fig 7: View Of Fuel Injector Sight Shield
    GM1392497Courtesy of GENERAL MOTORS CORP.
  13. Install the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement .
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