Troubleshooting Guide AC Blowing Warm Air

you mentioned your blend door is acting up -- its possible you may have issues with the heater core and the blend door that opens up to let warm ... ... air conditioner not cooling enough (or AC blowing warm air). It can get pretty toasty as the AC blows hot, or if the air conditioner blowing ... The A/C blows nothing but very hot air, at least until I've been driving for about 5 minutes or so, then it suddenly starts blowing cold air. The first step in handling a malfunctioning air conditioner is to check if the thermostat is set to “heat” or “cool.” 6 CAUSES OF AN AC BLOWING WARM AIR · 1. CLOGGED AIR FILTERS OF THE AIR CONDITIONER · 2. YOUR THERMOSTAT SETTINGS ARE INCORRECTLY · 3. THE OUTDOOR AC UNIT IS TOO ... I got under the truck to check the a/c compressor and when I have someone trun the A/C on the belt tensioner starts to jump, I just put a new ... 110 degree temps this week is really pressing on the A/C system from morning till home after work. Clarity's A/C is now blowing hot air on the left 2 vents and ... To fix your car's A/C blowing hot air, check and refill refrigerant levels, inspect and possibly replace the compressor, address any electrical ... A/C has a thermal protection circuit. If it gets too hot, it will shut off. At idle there is far less airflow even when the fan is on high. So many things it could be, from a refrigerant leak to a bad compressor to a bad sensor to a blown fuse. The dealer can diagnose and fix it ...