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The Mobile Air Climate Systems Association (MACS) Worldwide publishes two award-winning publications: ACTION Magazine and the Member-only MACS Service Report.

MACS Service Report

MACS Service Report is an original, award-winning, technical publication available only to members of the Mobile Air Climate Systems Association (MACS) Worldwide. Written and edited by working mobile A/C technicians for working mobile A/C technicians MACS Service Report is published monthly and is intended for the educational use of  MACS members for the real-world service and repair issues relevant to the working mobile A/C and engine cooling service and repair specialist. Knowledge is power and MACS Service Report is a tangible benefit to MACS members, helping them acquire the knowledge to make mobile A/C and engine cooling repairs right the first time.

MACS Service Report does not accept advertising. MACS Service Reports are archived for five years on the MACS website for the exclusive use and benefit of MACS members.

Click here to view a sample issue of MACS Service Report


ACTION magazine is much more than a trade association news magazine for the Mobile Air Climate Systems Association (MACS) Worldwide ACTION is the journal of record for the professional in the growing global mobile A/C industry and changing heat transfer and engine cooling system marketplace. ACTION has been honored with over 88 prestigious automotive industry awards for editorial and graphic excellence.

MACSACTION has access to the design, and service-repair experts in automotive, heavy-duty, off-road, and bus A/C, heat transfer and engine cooling systems.

Most importantly, MACS ACTION circulates  to 13,000 industry professionals each issue through a rotating print distribution process.
ACTION also is distributed digitally to approximately 30,000 email addresses and can be displayed on computer screens, and mobile devices.

Click here  to view a sample digital  issue of ACTIONmagazine.

MACS 2021 Media Guide

MACS publishes eight annual issues of ACTION.

ACTION magazine is also published digitally and available to download to all mobile devices.

ACTION reaches 13,000 readers through print per issue and is emailed to 30,000 email addresses digitally.

As a service to consumers and the automotive aftermarket, the Mobile Air Climate Systems Association (MACS) Worldwide also maintains a blog. The MACS blog contains posts pertinent to mobile air conditioning and automotive topics of interest and is open to the public. The MACS blog was recognized by the Automotive Communications Awards as the best blog in the automotive aftermarket, November 2011.