Diesel Data
: Automotive Repair
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Chevy Truck
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1989
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Suburban 3/4 Ton 4WD V8-379 6.2L DSL
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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
Normal Fuel Pump Pressure
38 - 45 kPa (5.5 - 6.5 psi.)
Normal Fuel Pump Volume
237 ml (1/2 pint) or more in 15 seconds