All of a sudden (some time last week). I'm getting a high pitched whine that coincides with the RPM of the engine. Seems to come primarily from the right rear door speaker, but not 100% positive. I'm assuming this is a grounding issue. Any thoughts on what to try first or where to look?
'05 5.3 LT 4x4 with the Bose system, XM and built in overhead DVD player.
'05 5.3 LT 4x4 with the Bose system, XM and built in overhead DVD player.