Operation CHARM
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GMC Truck
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1982
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G 1500 1/2 Ton Van L6-250 4.1L VIN D 2-bbl
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Repair and Diagnosis
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Heating and Air Conditioning
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Testing and Inspection
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Component Tests and General Diagnostics
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System Diagnostic Charts - Cycling Clutch Orifice Tube (CCOT)
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Chart E - C.C.O.T. System
Chart E - C.C.O.T. System
Fig. 21e A/C cooling system diagnosis (Part 5 of 5). Models w/CCOT system: