Tag Archives: car maintenance

Truck heater control valves


By Chris Tyson, MACS heavy duty contributor We have several Class 8 trucks in our fleet and when temperatures begin to drop outside many of their owners visit our shop for heater-related repairs. That’s exactly what happened when the operator … Continue reading

Posted in #1234yf, #off road vehicles, Mobile Air Conditioning, Training | Tagged , , , , , , | 1 Comment

Radiator service and repair in March ACTION magazine


Your engine’s cooling system has an enormous job to do. In fact not just one job, but many jobs shared amongst several other systems. Its main purpose is to absorb excess heat generated by the engine, cool the transmission fluid … Continue reading

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More in common with an IT specialist


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

Posted in ACtion Magazine, Automotive, Automotive training, MACS Training Event, Training, Uncategorized | Tagged , , , , , , , , , , , , , , , , , | Leave a comment

GMC hits the road with R-1234yf


By Steve Schaeber, MACS Technical Editor It was during the general session meeting on Thursday morning at MACS 2016 Trade Show in Orlando that we first learned about GM’s intention to add several new vehicles to their lineup this year … Continue reading

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A small Δ in airflow = A BIG impact on A/C performance


By Steve Schaeber, MACS manager of service training Proper air flow across the heat exchangers in an air conditioning system is key to its being able to transfer heat efficiently. Problems with air flow can be caused by slow turning … Continue reading

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A/C Groan


You may think that a bit of noise with the air conditioning turned on is not the highest priority item for a motorist. After all, if the car is running and the A/C is cooling, what’s the big deal? Well, … Continue reading

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MACS Best Mobile A/C Practices Webinar Part 2 Tuesday, June 14 2PMEDT


MACS continues our three part webinar series with Part 2 on Tuesday, June 14th at 2PM EDT. There is still time to register at http://www.macsw.org or call 215-631-7020 x 0. The webinars are recorded for future viewing. Part 2: System … Continue reading

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

The school year is ending, but career learning never stops!


MACS has been committed for many years to supporting the institutions and instructors who educate future generations of automotive technicians who will ensure these motorists can continue to safely enjoy the mobility that enriches our lives. Fortunately for MACS, we’re … Continue reading

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Nissan bleeder caps


By Steve Schaeber, MACS Technical Editor Coolant leaks take on many different forms. Some we’re used to seeing, as they’re common failures that make up some of the bread and butter of cooling system service. But there are others that, … Continue reading

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

Watching R-1234yf


By Steve Schaeber MACS Manager of Service Training Many of the service shops and technicians we talk to about vehicles using refrigerant 1234yf are only just starting to get requests for service help, in particular from body shops with vehicles … Continue reading

Posted in #1234yf, ACtion Magazine, Automotive, Automotive training, MACS Member, MACS Training Event, Mobile Air Conditioning, Refrigerants | Tagged , , , , , , , , , | Leave a comment