September/ October 2019 ACTION Magazine Vehicle power management and climate control In the case of many late model vehicles, there are more and more systems utilizing electrical power management strategies…
June ACTION 2019 Hybrid and electric vehicle air conditioning compressor hardware, power controls and diagnostics For more than 15 years, hybrid and electric vehicles have been using electric air conditioning…
The first part of any good under-hood inspection should include a label check. The labels below provide us with refrigerant charge specifications to correlate to the OE specifications found…
Repair shops – one question: Are you prepared for A/C season 2018? Circle the right answer: YES – NO What do you mean you don’t have a pen? How can…
By Steve Schaeber, MACS Manager of Service Training MACS has been tracking refrigerant use by vehicle manufacturers for quite some time and, as expected for the 2018 model year, we…
January February 2018 ACTION Magazine One of the most troubling situations a shop technician faces is not being able to find critical service information needed to properly diagnose and repair…
By Andy Fiffick, MACS Chairman and CEO and President Rad Air Complete Car Care I know the value of a dollar – I couldn’t be in business otherwise – but…
Please be aware after January 1, 2018 a Section 609 certification card will be required to purchase R-12, R-134a, or R-1234yf cylinders of 2 pounds or more. Distributors will be…
The blower motor can make or break HVAC performance. Solid blower motor troubleshooting, along with an attention to detail, will help ensure that your customer’s HVAC system performs properly, the…
Twenty years ago, we could break down all areas of HVAC diagnostics into three categories when you really think about it. It was and still is called Heating, Ventilation, and…
MACS ACTION™ magazine has been honored with seven medals for editorial excellence by the International Automotive Media Competition. The IAMC program recognizes and encourages excellence in all forms of automotive…