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GMC
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1990
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G 3500 1 Ton Van V8-379 6.2L DSL
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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
<cf401002-004>
Radiator Cap Relief
15 Pound Per Square Inch (psi)