Recent content by traystew

I fixed it. Tried moving the XM antennae it was positioned right over my dash on the roof and no more noise. IT was interfering with my tach and that created the noise!

They called everywhere and everyone and could not find any solution to this problem. Any help will be greatly appreciated.

Took it back today, rewired and even put in old stereo and still have a high pitched noise from dash over speedo and tach. Did not mention before, radio with Sirius, antennae for sirus and for GPS. It has a microphone for blue tooth run to the driver side visor. If anyone has any ideas please...

If it helps any, I get this noise whether the radio is on or not. It comes form the dash not the speakers. Right over my speedo and tach.

Does it make any difference that it has a Monsoon system and Onstar?

New to the site, looking for help and just wanted to say Hi!

I just bought a Pioneer AVIC-U310BT from Best Buy and had it installed. After picking it up any time I get up to highway speed, I get a high pitched noise out of my dash. They have had it back three times, changing out the GM module and this last time they reinstalled my old head unit in the...