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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1619 (Engine Mechanical - 4.8L, 5.3L & 6.0L) >> Repair Instructions >> On-Vehicle Repair Instructions >> Valve Rocker Arm Cover Replacement - Left >> Installation Procedure

Installation Procedure

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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.
  • If the PCV valve grommet has been removed from the rocker cover, install a NEW grommet during assembly.
  1. Install a NEW rocker cover gasket (1).
    Fig 1: Installing Rocker Cover Gasket
    G02106644Courtesy of GENERAL MOTORS CORP.
  2. Install the valve rocker arm cover.
    NOTE: Refer to FASTENER NOTICE .
  3. Tighten the rocker arm cover bolts.

    Tighten 

    Tighten the bolts to 12 N.m (106 lb in).

    Fig 2: Installing Valve Rocker Arm Cover
    G02106645Courtesy of GENERAL MOTORS CORP.
  4. Install the PCV hose.
    Fig 3: Installing PCV Hose
    G02106646Courtesy of GENERAL MOTORS CORP.
  5. Apply threadlock GM P/N 12345382 (Canadian P/N 10953489), or equivalent to the threads of the bracket bolts.
  6. Install the ignition coil bracket.
  7. Install the ignition coil bracket studs.

    Tighten 

    Tighten the studs to 12 N.m (106 lb in).

    Fig 4: Installing Ignition Coil Bracket & Studs
    G02106647Courtesy of GENERAL MOTORS CORP.
  8. Install the spark plug wires to the ignition coils.
  9. Position the engine harness, if necessary.
  10. Install the harness clips (1).
  11. Connect the main electrical connector (2) to the ignition coil wire harness.
  12. Install the CPA lock.
  13. Install the engine sight shield, if required. Refer to Engine Sight Shield Replacement (4.8L, 5.3L, and 6.0L Engines)  or Engine Sight Shield Replacement (6.0L Engine w/RPOs Y91 and Z88) .
    Fig 5: Main Electrical Connector & Harness Clips
    G02106648Courtesy of GENERAL MOTORS CORP.
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