Operation CHARM
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GMC
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1986
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G 2500 3/4 Ton Van V8-350 5.7L
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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 B - C.C.O.T. System
Chart B - C.C.O.T. System
Fig. 21b A/C cooling system diagnosis (Part 2 of 5). Models w/CCOT system:
