2000 Chevy Silverado

2000 CHEVROLET SILVERADO
230,000 MILES • V8 • 2WD • AUTOMATIC
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JJPERALTAB
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Hi, i have a silverado 2000 with 5.7 vortec (383 Stroker) and install a 255lph fuel pump, that run great but some times lost the fuel pressure wait for a minute and runs normaly. the nois fo the pump all time is the same, some who knows the problem?
Jul 30, 2009 at 1:55 PM
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JACOBANDNICKOLAS
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Has the fuel filter been replaced? Have you checked fuel pump pressure while this happens? It may be running but not working properly. HAs the check engine light ever come on?
Jul 30, 2009 at 8:54 PM
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JJPERALTAB
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[quote:43bb48c5d5="Jacobandnickolas"]Has the fuel filter been replaced? Have you checked fuel pump pressure while this happens? It may be running but not working properly. HAs the check engine light ever come on?[/quote:43bb48c5d5]

yes a replace the filter, the light is on,but for the correlation time( is performance engine) and the pump pressure on idle speed is 75
Aug 3, 2009 at 5:17 PM
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JACOBANDNICKOLAS
  • ✓ASE Certified Mechanic
  • 110,194 POSTS
  • ASE Certified Mechanic
If the light is on, you need to have the computer scanned for codes. Most parts stores will do it for free.
Aug 3, 2009 at 8:22 PM
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