why does my blower motor only works on high in 1999 buick century replace motor

Or blower module if AUTO clmate. As #1 ask!!!

Thanks PR been out. Maybe temp sensor.

Could be! Need to cover all bases for sure.

You know just trying for more info first.

Oh yeah! Gotcha. Sometimes that is what you have to do but then before the exchange can be completed, someone else has a idea. It's all good though. Could be just a resistor! I just had your back!!

If manual yep. see u on top, about time.

Been there before at times. Glad you sent that mail. Catch U later, got company.