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Re: 99 GMC 3500 Fuel tanks
Posted to HD/Fleet Forum on 7/13/2006 1 Reply

Martin,

We have bunch of these w/ 7.4L gas.

There is an updated relay for these units. I do not know if it applies to diesels.

It fixes the exact problem you describe. I will try to find the TSB in the AM, if you need it.

We have also changed a lot of ... Login to read more.

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