high pitch noise when driving? it gets higher pitched with engine revs

danonline

Registered User
Joined
Jun 29, 2010
Messages
21
Reaction score
0
Points
1
Location
NULL
Any ideas about this?

Seems to get higher pitched with increased revs.

2.0 tdi a3 2005
 
Ground interference through your Stereo. Have a listen close if the sound is coming through your speakers.