Steve,
I found out the hard way about that %$^#&*#*^#$^%$##&* dummy fuse GM adds at the factory. It has been replaced!! Thanks for the reminder about the umbilical cord, I just used the battery charger last night to give enough juice to open and close the slides.
2004 Chevy Silverado LT 2500HD CrewCab Duramax
2004 Montana 3400RL