Originally Posted by JB_MUSTANG_V6
Any thoughts guys??
You could take some carb spray and lightly spray around the vacuum lines and intake manifold to see if the idle changes, if the idle goes up when you spray a certain spot you'll know you have a leak there
I have the same problem with my 03, my car idles fine when the AC is off but when I have the AC on and try to idle it'll want to stall