flatbed

-‘03 2500 6 speed with a flatbed and leds.. when I have the blinker on and I depress the brake it goes right into hyper flash. When I let off the brake it’s back to normal. I’ve installed all the resisters and what not, just can’t figure out this deal. wiring- I wired the lights up with the...

I have a 95 ram 3500 cab and chassis that had a heil dump body on it. I took it off in hopes of putting a flatbed on it. 96 inches of frame rail from cab to end. 60 inches cab to axle. 34 inch frame rails. My biggest issue is the width of the rear wheels at 84 inches. That seems narrow to put an...