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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1448 (HVAC Systems - General Servicing) >> Repair Instructions >> Heater Hose Replacement - Inlet (Front System Only) >> Installation Procedure

Installation Procedure

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    Fig 1: Removing Installing Inlet Heater Hose
    GM744973Courtesy of GENERAL MOTORS CORP.
  1. Apply coolant to the end of the heater inlet hose.
    2. IMPORTANT: When installing a new heater inlet hose, place the clamps on the hose before installing the hose to the inlet hose fitting at the engine block.
  2. Install the heater inlet hose (2) to the inlet hose fitting at the engine block.
  3. Position the inlet heater hose clamp (1) at the engine block using J 38185  .
  4. Install the quick connect end of the outlet heater core hose (2) to the heater core.
  5. Fill the engine cooling system. Refer to Draining and Filling Cooling System (LL8) or Draining and Filling Cooling System (LM4) in Engine Cooling.
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