I wudnt advise this I have a flatbed my self and the idea is to keep the weight off the beavertIl slope do it bed wud have to be very strong and that wud mean weight problems so the way round it is make like a mini truck and put like a fixed trailer on a piviting ball
I've had the same problem I have to slightly hold my ignition key on to get um to work im in the proceed of wiring up a manuel live with relay and switch