OTC has introduced its new HD Scan, designed to provide fleet owners and professional automotive technicians who service Class 1 to Class 8 passenger cars and trucks, with a cost-effective heavy-duty standard software and Global OBD-II testing solution that makes interpreting heavy-duty diagnostic data a lot more clear and accessible, while adding advanced graphing and automatic recording capabilities into a large color display scan tool. The HD Scan from OTC provides affordable access to a wide range of diagnostic features, such as Heavy Duty Standard system coverage capabilities, Global OBD-II test modes, real-time data monitoring, with on-the-fly fault code retrieval and data stream on the latest light, medium, and heavy-duty vehicles.