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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1280 (Heating, Ventilation And Air Conditioning) >> Repair Instructions >> Heater Hose Assembly Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2003 Pontiac Vibe. However, it is still accessible from the selected car via links, so may be relevant.
  1. Drain the engine cooling system. Refer to DRAINING AND FILLING COOLING SYSTEM in Engine Cooling.
  2. Remove the clamps and the inlet and outlet hoses (2,3) from the heater core.
    Fig 1: Removing Inlet And Outlet Hoses From Heater Core
    G01545455Courtesy of GENERAL MOTORS CORP.
  3. Remove the clamps and the inlet and outlet hoses (1,3) from the engine cylinder head.
    Fig 2: Removing Inlet And Outlet Hoses From Engine Cylinder Head
    G01545456Courtesy of GENERAL MOTORS CORP.
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