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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine Mechanical - 4.3L (On-Vehicle) >> Repair Instructions >> Valve Rocker Arm Cover Replacement - Right >> Installation Procedure

Installation Procedure

Important:  Do not reuse the valve cover gasket or the valve rocker arm cover bolt grommets.

  1. Install the NEW valve rocker arm cover gasket into the groove of the valve rocker arm cover.
  2. Install the NEW valve rocker arm cover bolt grommets into the valve rocker arm cover.
    Fig 1: Right Valve Rocker Arm Cover Gasket
    G01661099Courtesy of GENERAL MOTORS CORP.
  3. Install the valve rocker arm cover onto the cylinder head.
    Fig 2: Right Valve Rocker Arm Cover
    G01661100Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to FASTENER NOTICE .
  4. Install the valve rocker arm cover bolts.

    Tighten 

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

    Fig 3: Right Valve Rocker Arm Cover Bolts
    G01661101Courtesy of GENERAL MOTORS CORP.
  5. Position the engine wiring harness.
  6. Connect the CKP sensor electrical connector (2).
  7. Install the engine wiring harness and the bolt (3) to the generator mounting bracket.

    Tighten 

    Tighten the engine wiring harness bolt to 25 N.m (18 lb ft).

    Fig 4: CKP Sensor Electrical Connector & Engine Wiring Harness Bolt
    G01661102Courtesy of GENERAL MOTORS CORP.
  8. Position the heater hoses.
  9. Install the heater hoses in the retainer above the valve rocker arm cover.
  10. Install the EVAP canister purge solenoid valve. Refer to EVAP CANISTER PURGE SOLENOID .
  11. Connect the spark plug wires to the spark plugs for the right side of the engine.
    Fig 5: Heater Hoses Retainer
    G01661103Courtesy of GENERAL MOTORS CORP.
  12. Install the PCV tube to the air cleaner outlet duct and the valve rocker arm cover.
    Fig 6: PCV Tube
    G01661104Courtesy of GENERAL MOTORS CORP.