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Loss of power


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Guest
Anonymous Poster
donaldlaw911@msn.com

May 5, 2007, 6:12 PM

Post #1 of 2 (2496 views)
Loss of power Sign In

My fuel pump died in my 97 GMC 1500 Ext. Cab 4x4 5.7 Litre. I replaced the pump made sure i had everyting tight\. Truck runs but i do not get the power i had before expecailly when i punch it i get a lot of rev but no power to go with it. Before the change when you punched you new it. Any ideas from any one


Tom Greenleaf
Ultimate Carjunky / Moderator
Tom Greenleaf profile image

May 6, 2007, 3:11 AM

Post #2 of 2 (2490 views)
Re: Loss of power Sign In

Hopefully you replaced the fuel filter with the pump replacement and if not I would just do that anyway.

A fuel pressure test might reveal a problem in that this seems to have happened with a pump failure, and when replaced now loss of power??

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