Mike's Workshop Manuals: Service manuals for every vehicle
Home >> Buick >> 1984 >> Skylark Base, 4D Sedan >> Repair and Diagnosis (Single Page) >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> A/C-Heater System - Automatic >> Programmer Indexing >> Clutch Control >> Notes

Clutch Control: Notes

NOTE: If clutch does not engage above 50-55°F, first check compressor clutch diode, and then begin diagnosis. Engine should be running. Control panel LED should be lit in "A/C", "BI-LEVEL", or "DEFROST" modes.
scientia non olet · About Mike's Workshop Manuals