ECM fuse keeps blowing out

Tiny
BOBBYKEMP
  • MEMBER
  • 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
Sunday, November 25th, 2012 AT 9:50 AM

1 Reply

Tiny
HMAC300
  • MECHANIC
  • 48,601 POSTS
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.
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Sunday, November 25th, 2012 AT 2:30 PM

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