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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1620 (Engine Cooling System) >> Repair Instructions >> Radiator Hose Replacement - Inlet (4.3L Engine) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the radiator inlet hose to the thermostat housing.
    Fig 1: Install Radiator Inlet Hose
    G02108987Courtesy of GENERAL MOTORS CORP.
  2. Install the radiator inlet hose to the radiator.
  3. Install the radiator inlet hose to the support.
    Fig 2: Install Radiator Inlet Hose
    G02108988Courtesy of GENERAL MOTORS CORP.
  4. Align the hinge clip with the lip on the throttle body.

    Install the air inlet tube and resonator to the throttle body by pivoting the air inlet tube and resonator downward until the mounting stud is through the hole in the air inlet tube.

    Fig 3: Install Air Inlet Tube & Resonator
    G02108989Courtesy of GENERAL MOTORS CORP.
  5. Install the resonator retaining wing nut.
  6. Connect the PCV hose to the air cleaner outlet duct.
    Fig 4: Install Resonator Retaining Wing Nut
    G02108990Courtesy of GENERAL MOTORS CORP.
  7. Connect the MAF/IAT sensor assembly harness connector.
  8. Fill the cooling system. Refer to Draining and Filling Cooling System .
    Fig 5: Connect MAF/IAT Sensor Assembly Harness Connector
    G02108991Courtesy of GENERAL MOTORS CORP.
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