1992 Buick Roadmaster Support Question
Find answers below for this question about 1992 Buick Roadmaster.Question posted by salimaitcheikh on February 28th, 2022
Ac Problems
Current Answers
Answer #1: Posted by SonuKumar on February 28th, 2022 7:29 AM
One of the most common causes of the symptom you're describing is when you have a bad or failing AC high pressure hose. The high pressure hose is designed to increase and decrease AC pressure during different driving conditions, since the AC drive belt will increase in speed as the vehicle accelerates.
https://gomechanic.in/blog/car-ac-not-cooling/
Why does my car AC get warm when I stop?
Your AC system is low on refrigerant. Since the AC compressor is driven by the engine, it doesn't pump as much refrigerant when you're at a stop or driving slowly. If the system is low on refrigerant, it will show up as AC blows warm at idle and blows colder when the engine is running at higher RPMs.
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Sonu
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Answer #2: Posted by SonuKumar on January 1st, 2023 8:28 PM
One of the most common causes of the symptom you're describing is when you have a bad or failing AC high pressure hose. The high pressure hose is designed to increase and decrease AC pressure during different driving conditions, since the AC drive belt will increase in speed as the vehicle accelerates.
https://gomechanic.in/blog/car-ac-not-cooling/
Why does my car AC get warm when I stop?
Your AC system is low on refrigerant. Since the AC compressor is driven by the engine, it doesn't pump as much refrigerant when you're at a stop or driving slowly. If the system is low on refrigerant, it will show up as AC blows warm at idle and blows colder when the engine is running at higher RPMs.
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