Posts Tagged: AC blows warm at idle

Why Your Car’s AC Only Works While Driving

Learn Why Your AC Only Works While Driving Fast and Blows Warm When Stopped If you’ve noticed that your car’s AC only works while driving or only kicks in when you’re at highway speeds, you’re not alone. I’ve diagnosed this exact complaint hundreds of times in the shop. Drivers will say, “The AC is cold on the freeway, but the second I hit a red light or sit in traffic, it blows warm.” That’s a textbook symptom of a system that’s struggling due to one of several common issues. Let … Read More