chevrolet Workshop Repair Guides

Chevrolet Workshop Service and Repair Manuals

Air Door, HVAC > < Computer Command Control - Port Fuel Injection
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Air Conditioning Switch: Description and Operation
Computer Command Control - Throttle Body Fuel Injection

A/C "ON" Signal

This signal indicates that the A/C control switch is turned "ON" and the pressure switch is closed.  The computer uses this signal to adjust the idle speed,
and on some models engages the A/C compressor clutch.

Air Door, HVAC > < Computer Command Control - Port Fuel Injection