The typical '86-'93 Mustang R-12 A/C system sees dash-vent temperatures in the 40- to 42-degree range on fan speed one. However, when a basic R134a conversion is done (a simple change of refrigerant ...

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 ...

The heart of a vehicle’s A/C system is the compressor that’s connected to the engine by a clutch, which is triggered by a pressure switch located on the accumulator (in our case), and the A/C button ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Over time, a car's air conditioning system will begin be less and less effective, ...

About ten years ago, I bought a 1987 BMW E30 325is that had a seized compressor. I resurrected its air conditioning by finding a used compressor, flushing the system out, and recharging it with good ...