For years, we have been told that the primary seal for the A/C service ports lies in the service port cap. Yet day after day, technicians let vehicles leave the…
By: Richard Hawkins, MACS Contributor That is a question that comes up countless times when doing mobile A/C work. When working on a car, light truck or SUV, it is…
by Richard Hawkins Happy New Year to everyone. Hope you all had a good holiday season. We will begin the year on something of a light note. I am sometimes…
Regulations are constantly changing. Are you aware of all the new compliance issues impacting the heavy equipment industry? Join John Wagner of Paladin Pathway will bring the heavy-duty audience up to date on Thursday, February 2, from 8:00-8:30am.
A look at the latest population trends for light vehicles in North America. Presenters will provide insight on replacement rates for popular A/C products and talk about the changing trends in engine size, vehicle segments, electrification, and more.
The new Jeep Grand Cherokee and Wagoneer now offer Chrysler’s first 4-zone automatic temperature control A/C system for first and second-row passengers. It includes personalized temperature settings, fan levels and modes for each passenger.
MACS warmly welcomes Globus Electronics back to the MACS Trade Show from their native Brazil. Globus Electronics has been an active MACS member since 2009.
I have encountered many tech calls where a technician had replaced an expansion valve because of a problem with an evaporator freezing up and was frustrated because that did not fix the problem.
Motor vehicles have become increasingly more complex over the last two decades to meet the ever-tightening emissions regulations and increased fuel economy requirements, as well as passenger comfort and safety.
This added complexity means technicians are flooded with additional data when diagnosing faults on vehicles. Below is a table outlining the difference between a modern vehicle and a vehicle from 20 years ago. This is only a high-level example to illustrate the differences
A large percentage of MACS members have refrigerant identifiers and use of them on vehicles that come into their shop for A/C service prior to beginning any service work is standard procedure.
However, there are a lot of non-MACS member shops who do not have identifiers and unfortunately are not aware of the potential issues which can be caused by refrigerant contamination.
