HYUNDAI SONATA RUNNING LIGHT NOT WORKING

No Tail Lights Dealer Says Relay Problem. Where Is Relay For Tail Lights Located?

I Have Both Of These Light On The Passenger Side Not Working. I Have Replaced The Taillight Harness Thinking That Was The Cause In The Back...

I Have Tried To Change Bulbs But That Didn't Fix It. (The First Bulb I Did Change Not Only Was Completely Black, But Had Melted Some Of...