Diesel Data
: Automotive Repair
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Chevy Truck
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1989
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Suburban 1/2 Ton 2WD V8-454 7.4L
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Repair and Diagnosis
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Powertrain Management
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Tune-up and Engine Performance Checks
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Fuel Pressure
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Specifications
Fuel Pressure: Specifications
Ignition ON Engine OFF
62-90 kPa (9-13 psi)