i need some help....i own a 1994 convertible blk on blk on blk beautiful car...(and for sell if anyone is intrested) it has 125,000 miles on it. Recently though she is actin up.....when i am at a stop and start to take off she hesitates for a couple of seconds then gains power....i also notice when im at highway speeds....she sometimes has a loss of power...can anyone pinpoint me in the right direction? I took the car in to the dealer and they performed the 120,000 miles maintenance and they said everything looks great....but i still have that hesitation PLEASE HELP