By: Alexa Murphy Spring has officially arrived, bringing warmer days and the perfect excuse to shed those extra layers. As temperatures rise, it won’t be long before customers are cranking…
Archive Issue Nov/Dec 2017: Cooling Corner, By: Steve Schaeber Tight Threads As vehicle manufacturers continue working towards higher fuel economy vehicles, one of the easiest things they can do is…
By: Alexa Murphy Spring is here! With a hopeful mind, we look forward to warmer weather, short sleeve shirts and shorts. We also look forward to the upcoming season of…
System Service Tips by Larry Turay, AAM, Contributing Editor Everyone has a set routine to follow during the service process when replacing failed components. Sometimes after we have done a…
By: Chris Holley, MACS Member & Instructor at Pennsylvania College of Technology Over the years, the Cooling Corner column has discussed numerous coolant types. While not an extensive list, most…
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…
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.
There was a group of several refrigerants which were blends with a high percentage of R-134a and a smaller percentage of R-142 that seemed to be the most popular.
To help service shop owners, MACS has created a 30-page consumer guide for your customers that explains how their car’s engine cooling system and air conditioning system works. “Getting to know your car’s air conditioning and engine cooling system,” details how these vital climate systems work and why they may require an extensive repair.
