U.T.L.:)

ok Here is the scoop i just bought my sc400 it has 169 k on it I havent Had much time to deal wit car because of my busy schedule and no L's which is probbaly a good thing.....but anyway the second day i had car i noticed a putting coming from exhuast while i was driving car. it also does this while in the park positin I took the car to my uncle who is a mechanic he told me it could be the car needs a tune up are either some injection cleaner, and like i said i havent had time to mess wit it yet but wanted to get some thoughts before i journey off and start spending real big dollars .... anybody have any thoughts on what this could be thanks