The sealers are generally designed to fix small O ring leaks in system and to some extent do work. You can try it, won't hurt anything.
When they replace condensor, they will flush system, recover old refigerant, and repair.
The low side and high side have two different connections. The 134A and hose will only fit the low side, the high side is a larger size.
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Saturday, July 11th, 2009 AT 9:48 AM