2013 lc

I've had the dreaded no sound issue and can't seem to find a solution that is under $5k. Purchased at dealer, all dealer maintenance (some $$$) and now new problem, no sound from radio. Checked all three fuses (main, FR and FL) and then paid dealer $2k for new amp. Didn't fix the issue...

I have replaced my 2009 LC headlights with 2013 LC headlights and purchased the wiring adapter harness that was mentioned in one of the posts about this upgrade. I am having these issues. When I start the vehicle with the lights off, the high beams come on and the passenger one is very dim...