Draining The Cooling System
To drain the cooling system, drain the radiator, block, and, if car is so equipped, Climatizer and defroster.
ALL FIVE OF THESE OUTLETS MUST BE OPENED WHEN DRAINING THE COOLING SYSTEM.
Remove one defroster hose under the hood. Cyl. Block water drain. Radiator drain. Remove both hoses from Climatizer heater core.