i too, was going to recommend buying some Mass Air Flow cleaner. I just checked it out at the local parts place. if i remember right it is made by cfc or cmf or something like that (they make a wide range of cleaning products like brake cleaners and carb cleaners etc) for right at $6 and change.

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1994 C280
2009 VW Tiguan
1993 Toyota X-tra Cab SE-5


1973 220D ... Gone, but not forgotten
1991 Alfa Romeo 164L Gone, wife MADE me forget it

2006 Hyundai Tucson... just straight out FORGOTTEN!