Air conditioning

[Riddick]

This chart should give an you an idea of what your temperatures should be under different conditions. This site has some good info https://www.acdiagnosis.com/post/how-temperature-and-humidity-affect-car-ac-performance

View attachment 41060

Awesome chart, love how it includes humidity. Humidity plays a huge factor in AC performance.

 

[smc6767]

Just bought a 2019 Dodge Ram 2500 Diesel. It has 27k miles. Ive been checking the air temp coming from vents, but it doesnt seem cold enough. Its cold, but maybe 50 degrees. It is about 95 outside. I will check it with a temperature probe when i get home since i do residential hvac myself. But does anyone know what the actual discharge air temp should be coming from vents? or are these know to not have extrememly cold air coming out?

i have a 2020 2500 diesel. I am experiencing the same thing lately. 28k miles. will be taking to dealer soon for service before 36k warranty is up. My 2014 2500 diesel went 150k with ice cold air never a problem. I am sure this will be a simple fix. Oh, change your cabin filter. this helped mine a litt.e