Operation CHARM
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Chevy Truck
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1990
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G 20 Van V6-262 4.3L
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Repair and Diagnosis
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Heating and Air Conditioning
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Specifications
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Refrigerant Oil
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With Front & Rear A/C
With Front & Rear A/C
With A-6 Compressor
384.4 ml (13 oz)
With R-4 Compressor
266.1 ml (9 oz)