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Home >> Chevrolet >> 2000 >> Express 1 Ton Van V8-5.7L VIN R >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Testing and Inspection >> Scan Tool Testing and Procedures >> Scan Tool Data, Normal Values and Definitions >> Scan Tool Data Definitions - Powertrain Systems >> A/C Evaporator Switch
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A/C Evaporator Switch

OPEN/CLOSED:
The A/C evaporator switch is an input to the VCM that determines when pressure has reached a calibrated threshold. The VCM uses this switch as the primary input for determining when to command the A/C compressor ON or OFF.
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