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Home › Chevrolet › 2003 › Impala LS › Repair and Diagnosis › Engine Mechanical › Cooling System (Mechanical) › Engine Cooling System › Repair Instructions › Drain Cock Replacement › Installation Procedure

Installation Procedure

    Fig 1: Drain Plug
    GM539996Courtesy of GENERAL MOTORS CORP.
  1. Install the seal on the drain plug stem.
  2. Install the drain plug. Make sure that the body is fully seated in the side tank and that the locking tangs are engaged.
  3. Fill the cooling system. Refer to Draining and Filling Cooling System .
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