Blower motor runs intermittently. Seems most affected by extreme inside the vehicle after sitting in the sun and by direct sunlight. If i park in the shade for a while the blower motor works more often. Funny thing is if i put on ‘heat’ it seems to run more often as well. Very strange. Resistor was …

2002 Buick LeSabre blower motor

Tester August 8, 2020, 4:36pm 8

There is no blower resistor in your HVAC system.

So forget that.

The problem is either with HVAC control module, or the blower motor control processor.

Tester

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