It’s a question we hear all the time at FJC. “Do I REALLY need to change my vacuum pump oil?” The answer is a resounding, “Yes—for the sake of your vacuum pump AND your system!” Vacuum pump oil is a
What’s behind the Switch to R-1234yf and what Exactly Does it Mean for Techs?
Many techs have not yet had much experience with R-1234yf refrigerant. That’s because it was only introduced in 2015, and most vehicles with yf systems have not yet needed servicing . In the coming years, however, you will expect to