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Home >> Chevrolet >> 2014 >> Express 1500 LS, AWD >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine Mechanical - 4.8L (L20), 5.3L (LMF), Or 6.0L (L96 LC8) - Repair Instructions - On Vehicle >> Repair Instructions - On Vehicle >> Valve Rocker Arm Cover Replacement - Left Side >> Installation Procedure

Installation Procedure

NOTE:
  • 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: Rocker Arm Cover Gasket
    GM490696Courtesy of GENERAL MOTORS COMPANY
  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 COMPANY
  3. Install the valve rocker arm cover onto the cylinder head.
  4. Install new rocker arm cover grommets, if necessary.
  5. CAUTION:

    Refer to Fastener Caution .

  6. Install the rocker arm cover bolts and tighten to 12 N.m (106 lb in).
  7. Fig 3: Identifying positive crankcase ventilation (PCV) hose
    GM1810234Courtesy of GENERAL MOTORS COMPANY
  8. Install the PCV hose to the rocker arm cover.
  9. Fig 4: Identifying ignition coil bracket studs
    GM1809618Courtesy of GENERAL MOTORS COMPANY
  10. Apply threadlock to the threads of the bracket bolts. Refer to Adhesives, Fluids, Lubricants and Sealers for the correct part number.
  11. Install the ignition coils and bracket to the rocker arm cover.
  12. Install the ignition coil bracket studs to the rocker arm cover and tighten to 12 N.m (106 lb in).
  13. Fig 5: View Of Main Ignition Coil Wire Harness Connector & Clips
    GM757686Courtesy of GENERAL MOTORS COMPANY
  14. Install the spark plug wires to the ignition coils.
  15. Position the engine harness, if necessary.
  16. Install the harness clips (1).
  17. Connect the main electrical connector (2) to the ignition coil wire harness.
  18. Install the CPA lock.
  19. Install the engine cover. Refer to Engine Cover Replacement .