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Home >> Chevrolet >> 2007 >> Chevy Express G2500, Van Cargo, 6.6 6 >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 23 (Engine Mechanical - 4.8L, 5.3L, And 6.0L (2 Of 4)) >> On-Vehicle REPARI Instructions >> Valve Rocker Arm Cover Replacement - Left Side >> Installation Procedure

Installation Procedure

WARNING: This page is about a different variant/trim than selected.
IMPORTANT:
  • All gasket surfaces should be free of oil an/or 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 PCV valve grommet has been removed from the rocker cover, install a NEW grommet during assembly.
    Fig 1: View Of Rocker Arm Cover Gasket
    GM490696Courtesy of GENERAL MOTORS CORP.
  1. Install a NEW rocker cover gasket (1) into the groove of the valve rocker arm cover.
    2. Fig 2: View Of Valve Rocker Arm Cover
    GM1277108Courtesy of GENERAL MOTORS CORP.
  2. Install the valve rocker arm cover onto the cylinder head.
  3. Install new rocker arm cover grommets, if necessary.
    4. NOTE: Refer to Fastener Notice .
  4. Install the rocker arm cover bolts.

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

    5. Fig 3: Identifying PCV hose
    GM1810234Courtesy of GENERAL MOTORS CORP.
  5. Install the PCV hose to the rocker arm cover.
    6. Fig 4: Identifying bracket bolts
    GM1809618Courtesy of GENERAL MOTORS CORP.
  6. Apply threadlock to the threads of the bracket bolts. Refer to Sealers, Adhesives, and Lubricants for the correct part number.
  7. Install the ignition coils and bracket to the rocker arm cover.
  8. Install the ignition coil bracket studs to the rocker arm cover.

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

    9. Fig 5: View Of Main Ignition Coil Wire Harness Connector & Clips
    GM757686Courtesy of GENERAL MOTORS CORP.
  9. Install the spark plug wires to the ignition coils.
  10. Position the engine harness, if necessary.
  11. Install the harness clips (1).
  12. Connect the main electrical connector (2) to the ignition coil wire harness.
  13. Install the CPA lock.
  14. Install the engine cover. Refer to Engine Cover Replacement .
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