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Re: 03 Chevy Suburban 5.3 L 53 k miles 8th VIN Z
Posted to Technical Discussion Forum on 8/1/2007

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Howdy Stuart,

ya know that was so many tests ago I don't recall what it was. I believe it was in spec. I will have to check it again. 42-45 psi comes to mind. When I did the injector balance test w... Login to read more.