As title states. Will get car up to say 3k rpms before shifting out of 1st, with clutch in, and rpms will stay where I pressed the clutch in. If I let it out, the car will buck and they’ll come back down, and if I shift into 2nd they’ll come down normally. Issue seems kinda inconsistent, thinking it’s a IAC valve issue but not sure. Car is a 96 GT. Not normal rev hang either like these cars usually have, the needle won’t drop at all and the engine will keep running at the amount. Car sat for...

Bad rev hang before shifting