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fuel pressure reading

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fuel pressure reading

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Old 06-09-2012, 07:58 AM
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Default fuel pressure reading
Hi, these reading normal or low? Engine running 51 psi and when I stab throttle goes to 58 psi.
 
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Old 06-09-2012, 12:27 PM
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https://blazerforum.com/forum/showthread.php?t=23038

Depending on your year, that should help you out.
 
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Old 06-09-2012, 01:56 PM
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GM does not publish any "engine running" fuel pressure specs for the 4.3L Vortec. Use the link posted above.
 
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