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Fuel Pressure help
ive got an 03 yukon 5.3l flex fuel, when i drive it cruising seems fine, if i try to accelerate quickly it stumbles and hesistates and even stalls sometimes. i hooked up a pressure tester and its showing 0 psi key on eng off and an erractic 44psi when engine is running, tech data says its...- sheaadams86
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- Forum: Engine & Drivetrain
