Operation CHARM
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Buick
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1985
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Electra V6-231 3.8L
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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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Compressor Clutch Relay
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Description and Operation
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A/C Compressor Control Relay
A/C Compressor Control Relay
The
electronic control module
controls the operation of this
relay
based upon engine load, RPM and mode selected. This relay is located on the multi-purpose relay bracket attached to the cowl in the engine compartment.