Wednesday, March 25th at 7pm EDT
This training class covers the function, design, and service of receiver dryers, IRDs and accumulators found in HD OTR trucks and Off-road equipment A/C systems. Participants will learn component differences,
Sharing knowledge and building consensus to drive the industry forward
Obtaining a 609 Certification ensures refrigerant can be recovered, recycled and disposed of properly. In addition, it keeps you in compliance with legislation and helps protect from fines.
One important note: 609 Certification is not skills training. Rather, it gives individuals the required knowledge on federal laws regarding the mobile climate control industry.
Whether diagnoses are inaccurate or customers have multiple comebacks, MACS customizes training to workers’ unique needs. With practical knowledge they can immediately utilize, industry workers will be empowered to get jobs done right—the first time.
Choose from in-person training at your facility, using your vehicles, or live online training.
Informing with ACtion magazine
With the latest industry advancements, changes and news, ACTION Magazine allows the entire mobile climate control industry to continuously move forward. MACS members retain access to past publications to reference as needed. Experience a bit of what it’s like to be a MACS member with one free issue.
Gain more exposure with ACtion Magazine
With the MACS ACtion Magazine media kit, companies can advertise to 30,000 readers each month. Our readership is compiled of the largest database of service and repair product end-users in the industry.
Stay up-to-date with MACS and mobile A/C industry trends
As an ever-growing resource, the MACS blog helps auto technicians and mechanics gain practical knowledge. Multiple topics are covered, such as the basics of A/C and discussing specific problems as well as explaining federal requirements.
February 20, 2026
By Mandi Gravatt, MACS Marketing and Membership Assistant – Published on 2/20/2026 On January 30, 2026, MACS held our annual trade show in New Orleans, where exhibitors were able to…
December 9, 2025
By Mandi Gravatt, MACS Marketing and Membership Assistant- Published on 12/8/2025 As a MACS member for more than 20 years, Simplicity Air has continued to strengthen its reputation as a…
October 30, 2025
By Pam Oakes, MACS Senior Technical Trainer and Curriculum Developer – Published on 10/28/2025 Even before ADAS technologies crossed into the Level 3 realm, ethics encompassing autonomy was on the…