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Home >> Buick >> 1989 >> Regal Custom, 3.1 T >> Repair and Diagnosis (Single Page) >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> A/C-Heater System - Manual >> System Testing - Compressor Controls >> Compressor Controls Isolation Test Table 1 >> Test:

Compressor Controls Isolation Test Table 1: Test:

Measure Voltage At A/C COMPRESSOR CONTROL RELAY CAVITY (Disconnected).

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