R134a succeeded R12 almost 30 years ago due to the latter's potential for damaging the ozone layer. In recent years, certain automakers turned to R1234yf. Although it's better for the environment, ...

As part of a routine test of a new refrigerant being used in the Mercedes-Benz B Class, engineers simulated a pinhole leak in a coolant line. When the refrigerant (now mixed with A/C compressor oil) ...

A few days ago we told you about the KBA's own testing of a number of cars that use the air conditioning coolant that's been demonized by Mercedes-Benz. While their report left us (and not only) with ...

Mercedes-Benz says several hundred of its vehicles remain blocked from delivery to France as the dispute surrounding the manufacturer’s air-conditioning refrigerant preference shows no sign of being ...