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GMC Truck
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1983
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G 2500 3/4 Ton Van V8-350 5.7L VIN L 4-bbl
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Repair and Diagnosis
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Engine, Cooling and Exhaust
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Engine
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Engine Lubrication
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Engine Oil
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Technical Service Bulletins
Engine Oil: Technical Service Bulletins
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Engine - GM dexos 1(R) and dexos 2(R) Oil Specifications/Info.
Engine - GM Dexos 1(R) And 2(R) Oil Specifications
Engine - Mobil Oil Corporation Engine Oil Press Release
Engine - Oil Recommendations