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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> Engine Mechanical >> Cooling System (Mechanical) >> Engine Cooling >> Repair Instructions >> Coolant Air Bleed Hose Replacement >> Removal Procedure

Removal Procedure

  1. Drain the cooling system. Refer to Cooling System Draining and Filling (Static Fill)  or Cooling System Draining and Filling (Vac-N-Fill) .
    2. Fig 1: View Of Coolant Air Bleed Hose & Throttle Body
    GM846664Courtesy of GENERAL MOTORS CORP.
  2. Remove the engine sight shield. Refer to Positive Crankcase Ventilation Hose/Pipe/Tube Replacement .
  3. Remove the air cleaner resonator outlet duct. Refer to Air Cleaner Resonator Outlet Duct Replacement .
  4. Reposition the coolant air bleed hose clamp at the throttle body.
  5. Remove the coolant air bleed hose from the throttle body.
    6. Fig 2: Coolant Air Bleed Hose & Pipe
    GM790766Courtesy of GENERAL MOTORS CORP.
  6. Reposition the hose clamp at the pipe.
  7. Remove the coolant air bleed hose (1) from the pipe (2).
  8. Remove the coolant air bleed hose from the vehicle.
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