Operation CHARM
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Buick
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1992
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Regal V6-231 3.8L VIN L SFI
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Repair and Diagnosis
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Relays and Modules
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Relays and Modules - HVAC
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Control Module HVAC
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Locations
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Compressor Control (PCM)
Compressor Control (PCM)
Component Locations:
The A/C compressor is controlled by the Electronic Control Module
(ECM)
. The ECM is located in the RH front of the engine compartment.