Originally posted by fastball
Just remember, the A/C system is a sealed system. So if you are low, or have a leak, you can recharge it temporarily. But it will leak again. Sooner or later you'll need to get it diagnosed and fix the leak.
Yeah thats true, but even if there is no leak after 10 years it can lose some of its charge. It happened to my dads 87 sentra....he just recharged it last year with some r-12 and there was never a leak, it was just low.