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 ...

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, ...