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Home >> Oldsmobile >> 1971 >> Toronado Base, Eng CD UT, Not Available Trans >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Automatic Temperature Control >> Other Control Units >> Lo Relay

Lo Relay

Mounted on relay bracket on cowl in engine compartment (lower center relay). Relay will be energized whenever selector control head in 'Vent' or 'De-Ice' or whenever Engine Thermal Switch or In-Car Thermal Switch is closed. This will allow blower motor to operate at low blower speed.

NOTE: Relay may be energized whenever ignition switch is 'On' with selector control head in 'Off position.
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