Originally Posted by willwren
Sounds like some logical reasoning already. That'* exactly the path I'd take for diagnosis, including cleaning the evap core.
Assuming we're talking about the electronic A/C control, the "damn 15-second delay" is actually a 20-second purge, during which time the controller blows stale air out the floor vents before going to its final setting.
The fact that a left turn gets you improved cooling (I'm guessing here that it doesn't change the quantity of airflow, but _does_ give you a faceful of cold air at last) suggests to me that you're low on refrigerant. I think you have an R134a A/C system in your '95 car, so you can get refill/recharge kits at Wal-Mart. (Lucky you.