Originally posted by Hondapower10a
sounds to me like two seperate problems. one is the AC refrigerant level, and the other is the coolant level. ive gone thru 3 (count em'- three) radiators in the past two years and had the same symptoms each time. another thing to check is the assorted hoses throughout the engine compartment for leaks. even a pinhole can leak enough over time to create an overheating problem. if you have a rusty color to your antifreeze (and its not that GM red coolant (which is useless and corrodes your system)) and it has a foamy look to it, then you have a blown head gasket, as oil is getting into the coolant system. having oil in your antifreeze has an adverse affect on the coolants ability to do its job- which is to cool the engine (duh ;-) ).
also... if oil can get in your water... that means water can get in your oil and that's bad news