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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 432 (Engine Mechanical - 2.2L (On-Vehicle)) >> Repair Instructions >> Valve Rocker Arm Cover Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2002 GMC Sonoma and 2002 Chevrolet S10 Pickup. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install a new rocker arm cover gasket in the groove around the rocker arm cover, if the old gasket was removed.
  2. Install the rocker arm cover to the cylinder head.
  3. Install the rocker arm cover bolts, stud (1) and bracket (2).
    Fig 1: Rocker Arm Cover, Bolts, Stud & Bracket
    G01658832Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to FASTENER NOTICE .
  4. Install the rocker arm cover bolts in sequence (1-8).

    Tighten 

    Tighten the rocker arm cover bolts to 10 N.m (89 lb in).

    Fig 2: Rocker Arm Cover Bolts Tightening Sequence
    G01658833Courtesy of GENERAL MOTORS CORP.
  5. Install the air cleaner outlet resonator bracket and bolts.

    Tighten 

    Tighten the air cleaner outlet resonator bracket bolts to 10 N.m (89 lb in).

    Fig 3: Air Cleaner Outlet Resonator Bracket & Bolts
    G01658834Courtesy of GENERAL MOTORS CORP.
  6. Install the wiring harness bracket to the rear of the engine by using the following procedure:
    1. 6.1. Slide the bracket over the bolt at the rear of the cylinder head.
    2. 6.2. Install the 2 bolts that secure the bracket to the valve rocker arm cover.
  7. Tighten the bolts in the following order:

    Tighten 

    1. 7.1. Tighten the 2 bolts to the valve rocker arm cover to 10 N.m (89 lb in).
    2. 7.2. Tighten the bolt at the rear of the cylinder head to 25 N.m (18 lb ft).
    Fig 4: Wiring Harness Bracket & Bolts
    G01658835Courtesy of GENERAL MOTORS CORP.
  8. Position the engine wiring harness.
  9. Install the engine wiring harness to the bracket.
  10. Install the fuel injector harness electrical connector to the bracket on the valve rocker arm cover.
  11. Connect the fuel injector harness electrical connector.
  12. Install the water outlet housing. Refer to THERMOSTAT REPLACEMENT (2.2 L) or THERMOSTAT REPLACEMENT (4.3 L) .
  13. Install the throttle body. Refer to THROTTLE BODY .
    Fig 5: Fuel Injector Harness Electrical Connector
    G01658836Courtesy of GENERAL MOTORS CORP.
  14. Install the spark plug wires to the spark plugs.
  15. Install the spark plug wire harness retainer to the thermostat assembly.
  16. Install the air cleaner outlet resonator.
    Fig 6: Spark Plug Wire Harness Retainer
    G01658837Courtesy of GENERAL MOTORS CORP.
  17. Connect the power brake booster vacuum hose.
  18. Fill the engine cooling system. Refer to DRAINING AND FILLING COOLING SYSTEM .
    Fig 7: Power Brake Booster Vacuum Hose
    G01658838Courtesy of GENERAL MOTORS CORP.
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