Automotive AC Visual Inspection

Before learning how to diagnose an AC system that is not performing at optimal levels, it is advisable to understand what a normally operating AC system looks like. The AC control head needs to be set at maximum cold with the blower turned to the highest setting.

Most auto parts stores and big-box stores sell refrigerant along with simple hose connectors that allow vehicle owners to add refrigerant to their vehicles. Most of the refrigerant sold to the do-it-yourself customer has additives that are supposed to cover up bigger problems in your AC

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