Fuel tpi

1992 GMC TRUCK
500 MILES • 5.7L • V8 • 2WD • AUTOMATIC
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AYMAN DYAK
  • MEMBER
  • 2 POSTS
There is more fuel drop when start engine second time or third time. i changed the ecm and injectors.
Jul 27, 2017 at 2:25 PM
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HMAC300
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 48,601 POSTS
check fuel pressure with a gauge may be a bad regulator should have 9-11 psi see link.
https://www.2carpros.com/articles/how-to-check-fuel-system-pressure-and-regulator
Jul 28, 2017 at 7:27 AM
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