Category Archives: Automotive

MACS membership, what’s in it for me?


The top reasons to become a member of the Mobile Air Conditioning Society (MACS) Worldwide Why I should I join the Mobile Air Conditioning Society (MACS) Worldwide? What’s in it for me? The answers are simple: information, networking and training. … Continue reading

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While my water pump gently weeps…apologies to George Harrison


  By Steve Schaeber, MACS Technical Editor Most modern engines use some type of water pump to circulate antifreeze through the engine and heat exchangers to regulate operating temperature. Many of the engine-driven pumps contain shaft seals that are lubricated … Continue reading

Posted in Automotive, Automotive Aftermarket, MACS Member, MACS Training Event, Mobile Air Conditioning, Refrigerants | Tagged , , , , | Leave a comment

A good news story for veteran’s day!


Longtime MACS member Jim Atkinson of Car Repair Company, Scottsdale, AZ worked with the Southwest Auto Foundation to help a U.S. veteran and his family receive reliable transportation. Iraq veteran Scott Farnsworth returned from active duty and purchased a Ford … Continue reading

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Volvo A/C recall affects 43,000+ vehicles


  By Steve Schaeber, MACS Technical Editor Volvo Car USA LLC and Volvo Car Canada LTD (Volvo) on behalf of Volvo Car Group has decided to launch Recall R89707 on model year 2016 & 2017 XC90 & S90 vehicles. Condensation … Continue reading

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GM’s first Chinese-built crossover at Buick dealers now


By Steve Schaeber, MACS Technical Editor During a trip earlier this month to Bergey’s Buick GMC in Franconia Township (Souderton), PA, MACS was fortunate enough to be shown their newest Robinair R/R/R machine for use with R-1234yf refrigerant as well … Continue reading

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More in common with an IT specialist


“…more than 30 hours of information, education and training…” Continue reading

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Insufficient A/C performance at idle


On some 2013 Chevrolet Sparks, the air conditioning duct temperature may be 10°F (5.6°C) warmer at idle, but is sufficient while driving .   Verify that the A/C pressures are within specifications at idle according to the A/C Performance Chart … Continue reading

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What does desiccant look like after 16 years?


By Steve Schaeber, MACS Technical Editor We’ve all heard this word before, probably for the first time during one of our HVAC (heating, ventilating and air conditioning) classes when we were aspiring young technicians still in high school, college or … Continue reading

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A new retrofit


Joe Randazzo of Randazzo’s Auto Service, Lansdale, PA invited us over to see his new retrofit of a 1987 Camaro I-ROC.   If you’re a service professional and not a MACS member yet, you should be! Become a member and … Continue reading

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Where can I find…?


By Elvis L. Hoffpauir, MACS president and COO   The member request started out like this: “I need help or if you can send me the right contact. I need the diagram of the electric system…” That question (and we … Continue reading

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