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Home >> Oldsmobile >> 1975 >> Toronado Custom >> Repair and Diagnosis (Single Page) >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Automatic Temperature Control >> Testing >> TEMPMATIC Functional Test >> "Bi-Level"
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TEMPMATIC Functional Test: "Bi-Level"

Air should be delivered out of A/C, heater, and defroster outlets. The temperature may be regulated by the lower control lever. Any selected fan speed is available immediately, except "LO" which is delayed until coolant reaches 120°F.