By now, you've likely prepared for the air-conditioning season by ordering your R134a, checked the operation of your A/C recycling station and your pressure gauges. But what else should be considered? How about your scan tool and/or your J2534 pass-through device? Yes, today's A/C service is more than finding leaks, recharging refrigerant and replacing desiccant cartridges; it also includes identifying control-module issues and updating software.
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