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My 1989 GMC Sierra 3500 4X4 454 ci keeps blowing a fuse in the under dash fuse panel. Fuse cover w/fuse position is missing but I believe it is #4 fuse or # 10 fuse. I was told it was a wire going to ...
my 4wd not work I drive in 2wd only I have try to fix it but no success I replace the dash switch still no 4wd only 2wd and I can hear the transfer switch shift and the 4wd light will only flash the 2...
when run for a while it stop backing up
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