R ron350 Joined Apr 25, 2006 Messages 319 Location Alabama Nov 8, 2009 #1 Prestone Cooling System/Antifreeze Treatment? Prestone Cooling System/Antifreeze Treatment what is supposed to be in this stuff? On the back label it lists Contents as Polyalkylene Glycol (proprietary).
Prestone Cooling System/Antifreeze Treatment? Prestone Cooling System/Antifreeze Treatment what is supposed to be in this stuff? On the back label it lists Contents as Polyalkylene Glycol (proprietary).
