how to use obd2 scanner

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Hidden Fees Haunt Basic Automotive Diagnostics

Hidden Fees Haunt Basic Automotive Diagnostics The $99 computer check is simply an OBD2 scan you can perform at home, not a proprietary lab test. Mechanics add markup on labor, software subscriptions, and diagnostic time, turning a basic code readout into a pricey service. That $99 'computer check'