There is no doubt that when it starts getting hot outside, your shop gets slammed with customers asking for help with their A/C systems. Same thing happens here at MACS, except we get slammed with A/C tech support calls.
By Steve Schaeber, MACS Technical Editor MACS has been keeping up with the roll-out of R-1234yf refrigerant for several years now, and as expected the 2017 model year has extended…
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…
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….
By Steve Schaeber, MACS Technical Editor Owners of 1998-2002 Ford U Platform SUVs (Sport Utility Vehicles, such as the Lincoln Navigator / Ford Expedition) may notice coolant leaking from around…
The annual MACS trade show, held in Orlando this year, may appear to have been just rows and rows of product displays. But a stroll-and-stop approach at manufacturers’ exhibits proved…
By Steve Schaeber, MACS Technical Editor My uncle Joe recently purchased a 2014 Hyundai Sonata to use as his commuter car for getting back and forth to work. When he…
By Steve Schaeber, MACS Technical Trainer I can remember a time when it was not uncommon to go for a walk or hike in the woods and stumble upon some…
From MACS Technical Think tank Controller area networks may be the new standard, but even they have three different levels, or speeds, at which they operate. CAN C is the…
By Elvis L. Hoffpauir, MACS president and COO We know that MACS members are the best of the best, the crème de la crème, go-to guys even for other A/C…
