P1688 Internal fuel injection pump failure????

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Apr 24, 2005 | 08:13 PM

DodgingTools

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Joined: Apr 2005

Posts: 23

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From: Griffin,GA

Please ignore

Please ignore!

Thank you to all who replied

Apr 25, 2005 | 06:54 PM

GCSS

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Joined: Apr 2005

Posts: 326

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From: Greensburg,Ky

Call this guy.
Jim Jessup
he is a Cummins Engine Specialist.
I absolutely guarrantee he will be able to answer your questions.
(812)873-7618

Apr 25, 2005 | 08:03 PM

Tazman

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Joined: Sep 2004

Posts: 299

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From: Ottawa Ontario, Canada

Most likely a dead VP (injector pump)

Sorry man.

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