I just had that some problem with my 99 Grand AM. I had to replace the blower motor, and now it works great. Oh, but be carefull, cause when I did that, the water pump started leaking and now I have to replace that alone with the thermastate housing unit.
February, 8, 2009 AT 4:08 PM
Before you do that I would check the resistor for it I have a 1990 grand am and thats whats wrong with mine