I just bought an '08 SAAB 9-7x and called and had the XM turned on. Sometimes I get a static/buzzing sound through the passenger side speakers, but it only happens when it's in the satellite radio portion. During the buzzing, the speakers don't play anything else, either. The sound comes and...

Just installed a Kenwood dnx5140 into my 2005 Envoy slt with bose and noticed some slight static/interference in the audio while playing a cd/ipod. would this be due to the rms output of the head unit (22 watts) compared to what i was used to hearing on the factory bose model? would an amp fix...