Diesel Data
: Automotive Repair
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Chevy Truck
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1988
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R 20 P/U 2WD V8-454 7.4L
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Repair and Diagnosis
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Engine, Cooling and Exhaust
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Cooling System
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Radiator Cap
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Specifications
Radiator Cap: Specifications
Relief Pressure
Radiator Cap Relief Pressure
15 Pound Per Square Inch (psi)