Mechanics

GMC SIERRA FUSE PROBLEM

2001 GMC Sierra • 325,000 miles

Ecm fuse keeps blowing out. Where could there be a short at is it the ecm its self. Thank bobby
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Bobbykemp
November 25, 2012.



There are two ecm fuses and both lead to the pcm. It cold be the pcm but check your wireing first as it could be a wire rubbing against the frame or such. One is an orange wire and the other is red wire.

Hmac300
Nov 25, 2012.


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