Operation CHARM
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GMC Truck
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1993
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Suburban 1/2 Ton 2WD V8-393 6.5L DSL Turbo
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Repair and Diagnosis
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Engine, Cooling and Exhaust
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Engine
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Tune-up and Engine Performance Checks
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Fuel Pressure
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Specifications
Fuel Pressure: Specifications
Normal Fuel Pump Pressure
38-45 kPa (5.5 - 6.5 psi.)
Normal Fuel Pump Volume
237 ml (1 pint or more) in 30-45 seconds