gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Sunroof / Moonroof > < Body/Interior - Waterleak Diagnosis/Repair|Page 11582
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Compressor Clutch Relay: Description and Operation

The compressor relay provides battery voltage to the compressor clutch coil. The powertrain control module (PCM) controls the relay on four cylinder
engines. The vehicle control module (VCM) controls the relay on six cylinder engines.

Sunroof / Moonroof > < Body/Interior - Waterleak Diagnosis/Repair|Page 11582