No heat in vents

1983 DODGE VAN
150,000 MILES • 0.5L • 6 CYL • 2WD • MANUAL
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HELPWITHBUICK
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  • 2 POSTS
The heat comes out of the defroster and the floor, but it won’t come out of the vents. Please advise. Thank you. Patience Davis
Aug 22, 2019 at 2:39 PM
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KASEKENNY
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  • 18,907 POSTS
Hi,

More than likely your mode door is not operating any longer. Unfortunately, we don't have any repair detail on these vehicles due to the age. However, I believe these were run off of vacuum so I would inspect the hoses and make sure they are not cracked.

https://www.2carpros.com/articles/low-or-no-air-flow-from-vents

https://www.2carpros.com/articles/air-vents-stay-in-the-defrost-position

Sorry I don't have more detail but let me know what you find and we can go from there. Thanks
Aug 22, 2019 at 5:43 PM