so my trucks been fighting me alot. i was wondering if a bad gauge cluster would make my 01 go into limp mode? i dont really have the money to throw parts at it nor do i wont to do that. the only 2 gauges that work in my cluster is the check engen light and volts and oil psi but truck wont shift i have replaced the nsbu swith an swap my tcm with my spare and no luck?????????????????????????