Question about 1993 GMC Sierra K1500
Blowing Fuse, when put into 4 wheel drive. 1993 GMC Sierra
You may have a bad frt diff seliniod, try unpluging seleniod and putting into 4wd, if fuse doesnt blow then you know its the seleniod.also take a look at the wiring at the transfer case for any chafed wires,some of these trucks use vaccum also to operate 4wd check the vacuum switches for shorts,ive enclosed a wiring diagram to help you ,hope this helps ,good luck.
Posted on May 30, 2010
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Posted on Jan 02, 2017
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