1993 Chevy Suburban Sputtering / hesitance / loss of power

1993 CHEVROLET SUBURBAN
186,312 MILES • V8 • 4WD • AUTOMATIC
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PUNKSOLDIER
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  • 1 POST
I have the 7.4L 454 engine, and while driving the truck sputters and hesitates, a huge loss in power. Fuel Pump is fairly new, the only other thing i can think of is the fuel filter. Could there be other things i can check?
Mar 16, 2009 at 9:32 PM
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JACOBANDNICKOLAS
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Hi:
I would start with fuel pump pressure. Here is a how to video to watch.

https://www.2carpros.com/dia/test_fuel_pressure.htm

Also, has the check engine light ever come on?
Apr 5, 2009 at 6:57 PM