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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Sensors and Switches
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Sensors and Switches - HVAC
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Refrigerant Pressure Sensor / Switch
Refrigerant Pressure Sensor / Switch
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Service and Repair
High-Side High-Pressure & High-Side Low-Pressure Cutoff Switch
High-Side-High Pressure Cut Off Switch
