Blowing the ECM fuse

Tiny
BLUETHUNDER
  • MEMBER
  • 2001 CHEVROLET BLAZER
  • V8
  • 2WD
  • AUTOMATIC
  • 160,000 MILES
My 2001 Chevy Blazer (4.3-V6- 2wd) recently had a switch put in the dash as the air conditioner would not work & that fixed that issue, since then periodically not all the time when I stop and then turn to the left, the engine will die and I will blow the 15 amp ECM fuse located above the fuel pump relay in the fuse box under the hood, once I replace the fuse it will start right up until the next time it blows, any advise?
Saturday, April 9th, 2011 AT 7:35 PM

1 Reply

Tiny
JDL
  • MECHANIC
  • 16,098 POSTS
Check systems supplied by the fuse. Any driveability issues? Do an ohms test on the fuel injectors. If one injector thT has a reading that is way different than the others, you could have a faulty injector? Intermittent issues can be a pain to track down.

How long since a tune-up? Any applicable codes?
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Saturday, April 9th, 2011 AT 8:33 PM

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