In '80, Pontiac introduced the new R4 A/C compressor to some of its Trans Ams and Firebirds. Weighing in at nearly half the mass of the long-in-the-tooth A6 compressor, the R4 continued in the F-body ...

Air conditioning is one of those modern wonders that's nice to graft into our classic hot rods. Yeah, you could get A/C from the factory back in the '60s, but by today's standards it comes up lacking.

The first year for factory air conditioning in Corvettes was 1963. The design evolved during the C2 and C3 generations, becoming a pretty robust, reliable system for later Corvettes. Here we’ll be ...

As the summer months wind down and we reflect on how we only spotted a few vintage Mustangs out and about at shows and cruise-ins (here in the hot and sticky south anyway) it is easy to see that many ...

How does a tech know the a/c compressor he or she is diagnosing is actually failed and that the problem is not a crankcase heater, condenser fan, or rubbed out wire? According to the contractors The ...