Mechanics

HEATER VENTS

2005 Jeep Wrangler

Heater problem
2005 Jeep Wrangler 6 cyl Four Wheel Drive Manual 139.00 miles

My heater will only work on the defrost selection and not any of the outher selections with the switch.
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Gahringer
December 2, 2009.




Hello and thanks for the donation!

This could be caused by a vacuum leak in the vacuum lines controlling the blend doors or a faulty blend door actuator. You will need to inspect the HVAC system thoroughly behind the dash to find the cause of this issue.



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