Quote:
Originally Posted by LiveSteam
What year and what model?
Is the fan motor running when it's switched to the on position?
If not check the heater motor relay and fuse.
Outside air to cabin air is controlled by vacuum. Older vac lines get brittle with age and break.
With just this bit of info. And all you've done. Sounds like the blower motor isn't blowing.
Dealership mechanic. Bwaaahahahaha. Opps. Technician
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Motor blows, ac worked fine all summer, new outside/recirc door and motor as well as actuators just because two of them require the dash to be pulled to replace so I did them while it was apart. It’s an 09 half ton with a hemi.