in my dads ford that im driving right now, the transmission wont shift out of 1st gear. it happened after driving out to the pecos river. didnt do any serious wheeling, just down dirt roads and through a couldnt mud holes that were on the road. dont know what tranny it has, its a 85 f150 2wd, the transmission, engine, and rear axle are all BRAND NEW! need some help. if you need anymore info about it ill try to find it but i gotta get it fixed, trying to sell it to get a dodge.