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01-14-2005, 05:43 PM
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#1 | |
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AF Newbie
Join Date: Jan 2005
Location: mcdonough, Georgia
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fuel pump pressure
What would cause the fuel pump to push 40 psi instead of 58-64psi 94 blazer 4.3 cpi
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01-15-2005, 10:52 PM
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#2 | |
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AF Enthusiast
 
Join Date: Jan 2004
Location: Bensalem, Pennsylvania
Posts: 554
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Re: fuel pump pressure
Bad fuel pump, high resistance on electrical connections to pump, restriction in fuel lines (possible clogged fuel filter), or bad fuel pressure regulator.
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01-16-2005, 10:25 AM
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#3 | |
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AF Enthusiast
 
Join Date: Jun 2003
Location: Pittsburgh, Pennsylvania
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Most likely though the pump is plum worn out though..
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  95 s10 Blazer, EGR Mod, ZQ8 Steering box mod, 99 Center console shifter mod and more... See everything at www.pghconsulting.net/teal |
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01-16-2005, 04:17 PM
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#4 | |
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AF -Advisor
 
Join Date: Sep 2003
Location: Sudbury
Posts: 13,565
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Re: fuel pump pressure
Or insufficient current and voltage from the battery.
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1995 Factory Blazer Service Manual for sale, PM if interested. |
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