Cranking, like it is not getting fuel?

Tiny
ABIGAIL CRUM
  • MEMBER
  • 1998 GMC C1500
  • 5.7L
  • V8
  • 4WD
  • AUTOMATIC
  • 30,000 MILES
Had injector replacement and distributor and fuel filter ran good for little while.
Wednesday, November 9th, 2022 AT 7:29 AM

1 Reply

Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 42,959 POSTS
A weak fuel pump can cause this problem, but to be sure we can do a fuel pump pressure test which can be done by following this guide:

https://www.2carpros.com/articles/how-to-check-fuel-system-pressure-and-regulator

Pressure 55-60 PSI
Open Throttle - 66 PSI

Has the spider injector been replaced with OEM? Check out the images (below). Please let us know what you find. We are interested to see what it is.
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Wednesday, November 9th, 2022 AT 11:40 AM

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