Q: A few years ago, I had the factory air conditioning on my 1970 Oldsmobile converted from Freon R12 to R-134a. This summer, the air conditioner only blew warm air. Can I convert back to Freon or do ...

It’s a hot summer day, you’ve been baking in the sun, but now you’re behind the wheel of your trusted vehicle, ready to motor away, a cool blast from your air conditioner returning you to comfort and ...

This time last summer, most air-conditioning repair shops in the Dallas area were filled with autos and anxiety. Searing heat had overworked the systems on many older cars and trucks. And because the ...