replace the transmission assembly. it sounds like you lost all your foward gears. it would be cheaper to replace the whole unit than tear it down and just replace the unit. try a jasper reman. if you can do the job yourself you will save alot of time and money plus jasper offers a warranty that is second to none. hope this helps
Pull the vacuum hose off of the fuel pressure regulator and the map sensor and if you see any fuel run out of either of them then replace the regulator.
the first step is to look under the hood there is vacuum hose that goes into the inside of the truck make sure that is connected if you here a hissing sound that probably it
