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1999 GMC Yukon Denali Question: 1999 yukan dies while driving



hop775, Moss Point, MS, April 20, 2011, 20:08

My yuan detail just died while I was going down the interstate.no warning signs and now it will not start .it just turns over.I ran the battery down ,so replaced battery but lost my codes.we have checked all the sensors. Fuel pump,it has good compression.what else can it be?

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  • Answer #1

    April 20, 2011, 22:33

    Check your fuel pump, pretty common on GM trucks and SUVs. Try spraying some carb cleaner in to a vacuum line opening and see if your engine fires a little. As for checking your fuel pump, how much pressure did it put out??

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    hop775, April 20, 2011, 23:00

    I think it showed 60 psi's

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