Originally Posted by JDDrewer

Does a 1987 560SEL have an idle control valve? If so, where is it and what does it look like? The car doesn't run rough or anything, just idles around 1400 when in park and even higher once it warms up. In gear it drops down to abut 850. Several of you have suggested the idle control and that sounds like it might be the solution. But I have no idea what it is or where it is. Help!!! Thanks!!
JD - the weekend and midnight mechanic who doesn't know much but is willing to learn.