9-3 Sedan, Cabrio '04+, Combi, 9-3X Workshop
Hi Guys!! I'm having some recent problems with my 2003 9-3 Vector. It seems like every time I really get on the gas (like when i pass someone on the highway) the car hesitates and studders before catching its self up. I have recently replaced the spark plugs, air filter, and checked for vacuum...