Fuse in fuse box keeps blowing shutting down engine fuse # 4 or # 10????? 1989 GMC 3500 4x4

Garyjohn
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Asked by Garyjohn Mar 22, 2014 at 08:12 PM about the 1990 GMC Sierra 3500 2 Dr K3500 4WD Extended Cab LB

Question type: Maintenance & Repair

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 the computer. When it blows the engine shuts completely down.

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