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Vehicle Components

Cooling systems service

March 25, 2020

By Peter Orlando, MACS Technical Correspondent The Lubrication System Service –It seems routine, but it’s not!Have you ever heard someone say, “When it begins ticking, that’s when I know to...
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The Lubrication System Service – It seems routine, but it’s not!

March 5, 2020

Have you ever heard someone say, “When it begins ticking, that’s when I know to add oil?” When we’re asked to change oil and filter, it seems so routine. Car...
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Do you know all you need to know about compressors?

January 13, 2020

Understanding Compressor Design and Functional Differences                                                                                                      With RICHARD HAWKINS 1-800-Radiator and A/C Thursday, February 20 at 8am Compressors vary widely among the different vehicle platforms and even some specific models use...
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Vehicle power management and HVAC

September 3, 2019

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...
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The future is electric!

June 6, 2019

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...
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Radiator Inspection

May 10, 2018

By Chris Tyson, MACS Heavy Duty Contributor Our fleet includes more than 180 pieces of equipment, and while we implemented a periodic inspection program many years ago, there are still...
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Engine cooling fans-enough time?

October 16, 2017

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...
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Blower motors are essential to proper HVAC performance

September 8, 2017

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...
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Hybrid and battery electric vehicle A/C

December 31, 2016

By Steve Schaeber, MACS Technical Editor Internal combustion engines have powered our transportation for decades, including the cars and trucks we drive each day. Over the years we’ve seen attempts...
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Denso uses A/C to alert drowsy drivers

September 6, 2016

By Steve Schaeber, MACS Technical Editor The basic technology has been around for a while now, going back at least 10 years on Toyota and some luxury car brands such...
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Repeat blower motor issue

July 25, 2016

By Steve Schaeber, MACS Technical Editor An old boss of mine used to have a saying that goes something like: I ain’t got time to be doing the same thing...
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Clogged radiator!

July 8, 2016

Johnny’s Radiator in Warren, AR is very busy right now and trucks with clogged radiators like this are one reason why! Make sure air flow is not restricted. If you’re...
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