i was wondering..before buy this 97 z28 a4 camaro...with 66,000 miles on it...i want to know what a little hesitation would be...could it just be that it needs plugs and wres...cuz it has power...like when i stomp down on it...it kicks ya back...and een at a stop it squeals...but its like....i dont have the throttle response that it should have...is there soething someone can help me out on this...i mean...i dont know if it would be a tps.....it has no rough idle...its all stock....nothing at all..help...what would cause a alittle bit of hesitation....off the ine...it has been up for sale for about...7 months...but let me remind you tha the 5 monts that it has been up for sale, it was snowng here...help me