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HD/Off-road/Other Instructors

A look into the 2024 Training Event & Trade Show

February 7, 2024

By: Alexa Murphy, Events, Membership, & Marketing Assistant As many of you may already know, I have just worked and participated in my first MACS Training Event and Trade Show...
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From the Service Archives – ACtion Magazine 2020

December 20, 2023

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...
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Get your Customers to help!

November 1, 2023

By: Jerry Lemon for MACS ACtion Magazine Jul/Aug 2023 Issue Everyone I know doing A/C service on HD trucks and Heavy Equipment is slammed with work. It seems rather counter...
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The End of Traditional Vapor Compression A/C

October 20, 2023

By MACS Staff As fossil fuel vehicles, powered Internal Combustion Engines (ICE), are replaced on dealer lots in favor of Electric Vehicles (EVs), significant changes are coming to the vehicle...
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Honeywell files EPA SNAP Application to Retrofit R-134a systems to R-1234yf

October 5, 2023

Honeywell has filed a SNAP application with the US EPA for approval to offer R-1234yf as a retrofit for R-134a. In 2022, the EPA received a SNAP application from Koura....
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Everything You Need to Know About MACS 2024 Annual Training Event & Trade Show

September 28, 2023

Are you ready for the Mobile A/C industry event of the year? MACS is proud to announce its 2024 Annual Training Event & Trade Show, taking place from January 31st...
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MACS partners with MAACA for mutual member benefits

September 18, 2023

The Mobile Air Climate Systems Association (MACS) and the Mid-Atlantic Auto Care Alliance (MAACA) partner to promote training and mutual Association benefits. Through December 31, 2023, members of either MACS...
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90% of Leadership is Showing Up, The Other 10% is…

August 25, 2023

By Aaron Becker, AirSept President I have heard often that 90% of leadership is showing up, but I never heard anyone say what composes the remaining 10%.  I propose that...
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MACS Announces Addition of Education Member Seats to the Board of Directors

June 13, 2023

The Mobile Air Climate Systems Association (MACS), a leading organization dedicated to advancing the mobile air conditioning and vehicle thermal management industries, is proud to announce the addition of four...
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EPA proposes GWP limit for five MVAC subsectors

December 22, 2022

By Steve Schaeber, MACS Technical Editor The mobile air conditioning industry has, so far, used R-1234yf refrigerant primarily in passenger vehicles and light duty trucks. Although MACS has reported on...
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Understanding and Diagnosing A/C

November 14, 2022

In the Understanding and Diagnosing A/C class, you'll go beyond minimum requirements for recovery, evacuating, recharging, and recycling by offering real world examples in diagnosing and repairing A/C electrical, computer / BCMs, climate control and electronic components. Most of today’s vehicles come equipped with electronically controlled A/C systems.
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Selection of the Proper O-Ring for Your MAC Application

November 9, 2022

Did you know the selection of the proper O-ring for your MAC Application can have a major result on your A/C repair?
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