Fuel tpi

AYMAN DYAK

MEMBER
1992 GMC TRUCK
5.7L
V8
2WD
AUTOMATIC
500 MILES

There is more fuel drop when start engine second time or third time. I changed the ecm and injectors.

Thursday, July 27th, 2017 AT 2:25 PM

1 Reply

HMAC300

MECHANIC
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

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Friday, July 28th, 2017 AT 7:27 AM

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