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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 840 (Heating, Ventilation And Air Conditioning) >> Repair Instructions >> Heater Hose Replacement - Inlet (Avalanche/Xlt LR4, LM7, LQ4) >> Installation Procedure

Installation Procedure

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  1. Install the inlet heater hose.
    Fig 1: Installing Inlet Heater Hose
    G01454297Courtesy of GENERAL MOTORS CORP.
  2. Install the inlet heater hose to the engine.
  3. Connect the heater and surge tank hose to the heater core.

    Firmly push the quick connect onto the heater core pipe until you hear an audible click.

  4. Install the heater and surge tank hose to the mounting clip.
  5. Install the air intake tube.
  6. Fill the cooling system. Refer to DRAINING AND FILLING COOLING SYSTEM in Engine Cooling.
    Fig 2: Installing Inlet Heater Hose To Engine
    G01454298Courtesy of GENERAL MOTORS CORP.
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