check your horn fuse not sure why but they are interconnected
Absolutely! I have the same year & I use it to haul my 30 foot tag along camper
The ECM on the Vandura 2500 is under the Driver's seat.
its in the gas tank have 2 drop tank 2 get 2 it::(
The fuel pump is in the fuel tank. You will have to lower the tank to access it.
I have a 1990 gmc Vandura 2500, i use this http://info.automotix.net sometimes other then that i go the junk yard. I went out and bought a used 1990 gmc v-2500 just like mine that had some of the stuff in it for 1,000$ not bad i was able to scrap it without having to hunt down parts. Hope it helps
Starcraft supplied a complete wire diagram for what they installed..I have one for my '88..
my 1989 has a 25 gallon tank........just run it out and fill it up - see how much it holds
There are to sizes 110"and 125".
3254
.all I can say is my '92 2500 vandura has a 350 in and it does the job...don't know if all of 'em are the same size or not dt
My 93' vandura has a 5.7 liter 350cubic inch engine.
4L80E is in most vanduras of one ton 2500 and below is 4L60E