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Re: GM Truck Fuel Pump Lifespan
Posted to Technical Discussion Forum on 2/23/2021 5 Replies

Hi Ken,

200K on the original 2004 vintage GM fuel pump? I would have thought he'd be on the second one by now.

You can go ahead and amp-clamp-scope-it to look for commutator/brush drop outs but as you have noted GM is not renowned for fuel pump longevity. ... Login to read more.

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