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2000 Chevy Silverado

Tiny
JJPERALTAB
  • MEMBER
  • 2000 CHEVROLET SILVERADO
  • V8
  • 2WD
  • AUTOMATIC
  • 230,000 MILES
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?
Thursday, July 30th, 2009 AT 1:55 PM

3 Replies

Tiny
JACOBANDNICKOLAS
  • MECHANIC
  • 109,885 POSTS
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?
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Thursday, July 30th, 2009 AT 8:54 PM
Tiny
JJPERALTAB
  • MEMBER
  • 2 POSTS
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
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Monday, August 3rd, 2009 AT 5:17 PM
Tiny
JACOBANDNICKOLAS
  • MECHANIC
  • 109,885 POSTS
If the light is on, you need to have the computer scanned for codes. Most parts stores will do it for free.
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Monday, August 3rd, 2009 AT 8:22 PM

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