blower resistor

When the vacuum lines that control the vents get disconnected the HVAC system automatically defaults to defrost vents only for safety reasons so that you can always see out the windshield. Look for a disconnected vacuum line.
 
ascoldasice17 said:
ok finally got a blower resistor (reason why i only had hi on everything).....now i have low and the other speeds but alls i have is the window defrost option.....none of the others work.....its b/s......help asap
where did you purchase the resistor?

kilgore is right about the vaccume line