Operation CHARM
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GMC Truck
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1991
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C 3500 Truck 2WD V8-379 6.2L DSL
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Repair and Diagnosis
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Specifications
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Pressure, Vacuum and Temperature Specifications
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Fuel Pump
Fuel Pump
Normal Fuel Pump Pressure
40 - 60 kPa (5.8 - 8.7 psi)
Normal Fuel Pump Volume
237 ml (1/2 pint) or more in 15 seconds