Empower Yourself Fix A/C Blowing Warm Air

6 Reasons Why Your AC Might Be Giving You the Warm Shoulder · Dirty filter · Frozen evaporator coils · Clogged condenser coils · Faulty AC fan. you probably have a small leak in the system. lower refrigerant pressure means it can't work as efficiently. while you're driving, you have ... 5 Reasons Your Car's A/C is Blowing Warm Air · 1. Leaking Refrigerant. A leak can happen for a wide variety of reasons and can be extremely ... The car was blowing good cold air for about 2 weeks then one day out of no where it cut out and has been blowing nothing but hot air. Any thoughts on this or ... It sounds like you have an electrical issue - or something mechanical about the compressor (clutch?) that works intermittently. Low Freon, bad ac relay, bad ac condenser, and/or bad compressor. Tacomike18, ... The A/C blows warm. I have checked the condenser fan to see that it is spinning when in park, it is. So next thought was to do a re-charge. This kind of crap is the reason I don't want to install any more updates. A/C blowing hot air... removal of radar... g'bye boombox. This will prevent cooling. Check the switch and its wiring, get the AC pressure checked by an auto AC mechanic. ... This would affect heating and/ ... 4 Reasons Your Car A/C May Be Blowing Hot Air · 1. DIRTY CABIN AIR FILTER · 2. REFRIGERANT LEAK · 3. CLOGGED EXPANSION VALVE · 4. FAULTY BLOWER ...