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Fuel system?

Tiny
DRIVER75
  • MEMBER
  • 1999 GMC SAFARI
  • 4.3L
  • V6
  • 2WD
  • AUTOMATIC
  • 400,000 MILES
Can not get the fuel pump to work when I try to start the engine it does the prime run as soon as you turn the ignition on but only sputters when I try to start the engine.
Monday, February 23rd, 2015 AT 7:41 AM

1 Reply

Tiny
HMAC300
  • MECHANIC
  • 48,601 POSTS
Check fuel pressure with a gauge should be 60-66 psi at rail, here is a guide to help confirm the fuel pump failure which is common on these cars.

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

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Monday, February 23rd, 2015 AT 8:37 AM

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