Its likely not the BCM's fault. There is something causing it to burn out so you have to follow wires and look for shorts and such. There was another member on here who had to do similar and found a short in wires back near the tail lamps. He was having similar issues.
Sent from my blimp fortress using my carrier pigeons.
99' WJ, 2.5" Rusty's, Bilstein 5100's, JKS TrackBar, Moog SuperTrailBoss
"With enough fabbing, time & $, it's certainly possible.
That being said, it's like boinkin' your sister...just because you can, doesn't mean you should." - Double E