On all 94-04 GT & Cobra Mustangs, when the high beams are activated, the foglights immediately turn off. This is a function implemented from the factory. Outlined below are the steps necessary to have your foglights stay on when your high beams are activated in any 94-04 Mustang.
Materials...
when i first got my car it revved and dropped the rpms rather quickly and now it wants to hang the rpms and very slowly drop down, and it only drops down when i stop any ideas???:confused: