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The vent is blocked.
There is a diagram under the hood, either on the hood or the radiator shroud.
Starcraft supplied a complete wire diagram for what they installed..I have one for my '88..
The ECM on the Vandura 2500 is under the Driver's seat.
Yes I do. would you like it faxed or e-mailed?
You can get a wiring diagram for electric windows on a GMC Vandura 2500 in the owner's manual. You can also find it at various auto stores.
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
I bought a set of GMC shop manuals off ebay for $40. It comes with the fuel system book, wiring diagrams, light duty trucks and vandura and rally book. They have saved me on a lot of labor $$$ having them.