Wide Heavy Truck Coverage: Compatible with mainstream heavy-duty diagnostic software including Cummins Insite, CAT ET, Detroit Diesel, Volvo PTT, Mack, Paccar, International, Hino, Isuzu and more. Perfect for semi trucks, dump trucks, trailers, coaches and off-road heavy machinery. Supports J1708/J1939, CAN FD, DoIP and other common heavy vehicle communication protocols Ready To Use Out of Box: Laptop fully pre-installed with heavy-duty truck diagnostic software. No complicated installation required. Plug the Nexiq USB Link 3 adapter to your truck and start diagnostics immediately. Save hours of setup work for diesel mechanics and fleet maintenance. laptop is pre‑owned yet fully functional for diagnostic tasks
