Is something wrong with your auto air conditioning where the air coming out of the vents is warm? Here are some tips for troubleshooting the problem by checking temperatures.
Get the Right Tool
If you are trying to troubleshoot this problem on your own, know that you do not need to run out to your local auto parts story and buy a fancy AC pressure gauge set. While this will give you accurate numbers of the compression levels coming out of various components, you can do basic troubleshooting by just checking the temperature of the lines.