Operation CHARM
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GMC Truck
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1989
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R 2500 P/U 2WD L6-292 4.8L
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Repair and Diagnosis
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Specifications
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Capacity Specifications
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Heating and Air Conditioning
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System Specifications
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Refrigerant Oil
Refrigerant Oil
System capacity
Refrigerant Oil
specs are found under Refrigerant Oil.
Refrigerant Oil