Chevy silverado 6.0 vortec

Asked by Apr 21, 2016 at 11:24 PM about the 2003 Chevrolet Silverado 2500

Question type: Maintenance & Repair

When I turn the truck it starts right away it is when I
go to put it in gear and I press on the brake the
truck shuts off what could it be? I check the ground
and the positive wires to the battery everything is
good what could it be??

1 Answer

72,325

May be a fuel issue. You can check the fuel pressure up on the fuel rail at the Schrader valve with a gauge, fuel pressure should be 56 to 63 lbs. Possible bad fuel pump.

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