there is no air coming out of the ports in the front side of my Yukon Denali but ac works perfectly fine on the back side of the suv what can be wrong????
Front blower motor needs to be checked for power with a test light if there is power check the connections going to blower motor if that is ok replace blower motor if no power check blower motor fuse.
Search GMC Yukon XL Questions
GMC Yukon XL Experts