1991 Gmc Sierra Truck Will Get Gas Enough Stay Running Jumped Fuel Pump Works

1991 GMC SIERRA
170,000 MILES
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  • 1 POST
My truck will get gas but not enough to stay running. Jumped fuel pump,it works. Changed distrubater.new fuel pump,fuel relay, fuses all good. Will start and run for a few seconds then stop. Any ideas
Apr 4, 2013 at 7:15 PM
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DRCRANKNWRENCH1
  • ✓Experienced Mechanic
  • 3,435 POSTS
You should check the fuel pressure as you may have a bad fuel pressure regulator. Also the Idle Air Control valve may be bad as it controls engine idle.
Apr 4, 2013 at 7:24 PM
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