My heater blows out only hot air

1992 OLDSMOBILE 98
98,000 MILES
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DANNO975
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  • 1 POST
I can no longer adjust the air temperature. I have to drive with windows open. I have the electronic A/C controls. If I set the temperature to 75 degrees, it still blows hot air until it is unbearable inside. Is this most likely a vaccum problem or electronic problem, or ?
Please help.
Dec 6, 2011 at 6:19 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.
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