What is your question?
·
·
What is your question?
My heater/AC fan will work all the time in high speed. All other speeds will not work sometimes. Have you an idea what's wrong with this?

3 Replies
ck blower motor resistor it defaults to high if its bad most of the time
This is very helpful. Is the resistor in the cab or on the firewall?
LOOK BEHIND GLOVE COMPARTMENT.