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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1497 (Engine Mechanical - 4.2L) >> Repair Instructions >> On-Vehicle Repair Instructions >> Camshaft Cover Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2003 Oldsmobile Bravada, 2003 GMC Envoy XL, 2003 GMC Envoy, and 2003 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install a new camshaft cover seal.
  2. Install new rubber ignition control module seals.
    NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  3. Install the camshaft cover and secure with the cam cover bolts.

    Tighten 

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

    Fig 1: Installing Camshaft Cover
    G02128494Courtesy of GENERAL MOTORS CORP.
  4. Install the ignition control modules and secure the modules with bolts.

    Tighten 

    Tighten the ignition coil bolts to 10 N.m (89 lb in).

  5. Connect the ignition control module electrical connectors.
  6. Install the fuel injector electrical connectors.
    Fig 2: Installing Fuel Injector Electrical Connectors
    G02128495Courtesy of GENERAL MOTORS CORP.
  7. Install the engine electrical harness housing (1).
    Fig 3: Installing Engine Electrical Harness Housing
    G02128496Courtesy of GENERAL MOTORS CORP.
  8. Install the A/C line bracket to the oil level indicator tube stud and secure the bracket with the nut.

    Tighten 

    Tighten the A/C line bracket nut to 7 N.m (62 lb in).

  9. Install the engine lift bracket and secure the lift hook with the bolts.

    Tighten 

    Tighten the lift bracket bolts to 50 N.m (37 lb ft).

    Fig 4: Installing A/C Line Bracket
    G02128497Courtesy of GENERAL MOTORS CORP.
  10. Install the A/C line bracket to the engine lift bracket and secure the A/C bracket with the bolt.

    Tighten 

    Tighten the A/C bracket bolt to 10 N.m (89 lb in).

  11. Install the intake manifold. Refer to INTAKE MANIFOLD REPLACEMENT   .
  12. Recharge the A/C system. Refer to REFRIGERANT RECOVERY AND RECHARGING  in Heating, Ventilation and Air Conditioning.
    Fig 5: Installing Intake Manifold
    G02128498Courtesy of GENERAL MOTORS CORP.
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