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Home >> Buick >> 2007 >> Allure CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 14 (Heating, Ventilation, And Air Conditioning) >> Repair Instructions >> Heater Outlet Hose Replacement (LS4) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2008 Buick LaCrosse and 2008 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
  1. Drain the cooling system. Refer to Cooling System Draining and Filling (L26, LY7 GE 47716 Fill) or Cooling System Draining and Filling (L26 Static Fill) or Cooling System Draining and Filling (LY7 Static Fill) or Cooling System Draining and Filling (LS4 GE47716 Fill) or Cooling System Draining and Filling (LS4 Static Fill) .
    2. Fig 1: Identifying Heater Inlet Hose At Heater Pipe
    GM1699794Courtesy of GENERAL MOTORS CORP.
  2. Use J 38185  to reposition the heater outlet hose clamp to the heater pipe.
  3. Remove the heater outlet hose (2) from the heater pipe.
    4. Fig 2: Identifying Heater Inlet Hose At Heater Core
    GM1699795Courtesy of GENERAL MOTORS CORP.
  4. Use J 38185  to reposition the heater outlet hose to the heater core clamp.
  5. Remove the heater outlet hose (2) from the heater core.
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