Operation CHARM
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GMC Truck
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2009
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Yukon 2WD V8-4.8L
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Repair and Diagnosis
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Powertrain Management
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Fuel Delivery and Air Induction
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Fuel Pump
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Specifications
Fuel Pump: Specifications
Fuel Pressure
(Key ON, Engine OFF)
345-414 kPa (50-60 psi)