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Home >> Hummer >> 2007 >> H2 4D Utility Pickup >> Repair and Diagnosis >> Engine Mechanical >> Cooling System (Mechanical) >> Engine Cooling >> Repair Instructions >> Radiator Drain Cock Replacement >> Removal Procedure
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Removal Procedure

    Fig 1: View Of Radiator Drain Cock
    GM457901Courtesy of GENERAL MOTORS CORP.
  1. Drain the cooling system. Refer to Draining and Filling Cooling System .
  2. Remove the radiator drain cock.