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Fuel delivery issues

Tiny
TIMOTHY BOWER
  • MEMBER
  • 1994 GMC C3500
  • 5.7L
  • V8
  • 2WD
  • AUTOMATIC
  • 249,000 MILES
Replaced fuel pump in tank. Would operate like it should, at first install, an hour or so goes by, not working at all. Got fuel to TBI, but no fuel past the end of fuel rail at TBI. Any help would be highly appreciated. Thank you
Saturday, April 27th, 2019 AT 10:05 AM

1 Reply

Tiny
SCGRANTURISMO
  • MECHANIC
  • 4,897 POSTS
Hello,

I have included the information that you requested in the diagrams down below. Please go through the fuel system description and the factory diagnostic troubleshooting guide and get back to us with what you are able to find out, please.

Thanks,
Alex
2CarPros
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Saturday, April 27th, 2019 AT 12:21 PM

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