Operation CHARM
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GMC Truck
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1989
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Suburban 3/4 Ton 2WD V8-350 5.7L
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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
FUEL PRESSURE
Ignition ON Engine OFF
62-90 kPa (9-13 psi)