When AC is turned on it only blows hot air through the windshield vent.
Jul 9, 2019 at 4:35 PM
Repair Safety Notice:
This information is for general instructional purposes only. Vehicle repair can be dangerous.
Verify all information, follow manufacturer service procedures, use proper tools and safety equipment,
and consult a qualified repair shop when needed.
Advertisement
ASEMASTER6371
AUTOMOTIVE REPAIR CONTRIBUTOR
52,796 POSTS
Good evening,
I attached a vacuum line diagram for you to view. You most likely have a vacuum line off under the hood by the tank that holds vacuum. When this happens, the system defaults to defrost and heat.