AC Not Cooling? Diagnose and Fix Warm Air Issues

You probably have an evaporator leaking. If you have rear AC you have 2 evaporators. They can both be leaking, The rear AC is easy to see. An air conditioner might blow hot air due to several reasons: low refrigerant levels, a dirty air filter, a malfunctioning compressor, or ... Condensers can be blocked or clogged by road debris, and as a result, air can't reach them, and the refrigerant can't cool correctly. This ... it's a day of the week ending in Y. When your home's vents are blowing hot air during the dog days of summer? It's a day ending in C — as in ... A slightly low refrigerant charge will cause this. What's probably happening is when the engine speed picks up from idle, the low side pressure is going too ... Sounds like the blend door may be stuck... I would try turning the AC temp to Maximum cold.. then turn it up to Maximum hot / heat. Try it and ... AC Blowing Out Warm Air If your AC system isn't blowing out cold air this video will help you troubleshoot the components on a straight air ... High low side pressure can be a few things like too much freon, too much oil in the system, clogged cabin air filter or dirty evaporator (not ... That happens when the temperature dial is set to the “max” detent. It's intended to maximize a/c performance, so whether it is open or closed ... One of the main reasons that an air conditioner will blow lukewarm air is that the air filter is clogged.