constant "humming" from A6 4.2 engine
#2
RE: constant "humming" from A6 4.2 engine
Might wanna check out this site. Hope this helps. Let me know if you find out what the problem is? What year? How many miles are you at?
http://www.autohausaz.com/audi-auto-...di-noises.html
http://www.autohausaz.com/audi-auto-...di-noises.html
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08-15-2011 12:52 PM