How does the auto A/C system work? To start, you must understand that air conditioning is really all about heat. That's right! Heat and heat transfer is what makes every auto A/C system work. When you understand all the principles behind how the A/C system works and how heat is really transferred, it becomes a lot easier to diagnose any auto A/C system on the road.

How does the auto A/C system work? To start, you must understand that air conditioning is really all about heat. That's right! Heat and heat transfer is what makes every auto A/C system work. When you understand all the principles behind how the A/C system works and how heat is really transferred, it becomes a lot easier to diagnose any auto A/C system on the road.