Thread: Some AC freon or oil or stop leak seems to leak on to the windshield. Any idea where
View Single Post
  #6  
Old 07-06-2009, 02:42 PM
Matt L Matt L is offline
Registered User
  
Join Date: Oct 2005
Posts: 4,263
Service valves always leak, and require caps to keep the system tight. That yours releases pressure when you remove it means that the cap seal is working.
Reply With Quote