1996 Chevy Blazer Fuel Pressure. regulator or pump?

1996 CHEVROLET BLAZER
155,000 MILES • 6 CYL • 4WD • AUTOMATIC
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RZMNCO
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At turn key it has only 30 psi but when it runs it has 65 psi. also how could i test the fuel pump alone?
Jul 10, 2008 at 8:16 PM
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OBXAUTOMEDIC
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[quote:0ed0f42d31="rzmnco"]Engine Mechanical problem
1996 Chevy Blazer 6 cyl Four Wheel Drive Automatic 155000 miles
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At turn key it has only 30 psi but when it runs it has 65 psi. also how could i test the fuel pump alone?[/quote:0ed0f42d31]

What exactly is the problem you are having? We cannot give diagnostic help without know the problem.

to test fuel pump and regulator check out this video...

http://www.2carpros.com/car_repair_video/test_fuel_injection_pressure.htm
Jul 10, 2008 at 9:38 PM