NGS PC On-Demand NGS PC On-Demand is a subscription-based software that turns your computer into a powerful cost effective scan tool for performing OE level diagnostics.. One time hardware purchase. Comes with free 30 day v9.0 (1996–2013MY). software subscription. 3 subscription options to chose from. Purchase subscriptions using billable diagnostic. fees on an as needed basis. User friendly menus provide quick access to on-board diagnostic functions for fast and efficient diagnosis.. 1996 through 2013 current model year. Power Balance misfire diagnostics. Automated EVAP Monitor Test. Diesel Diagnostic Coverage 7.3L, 6.0L, 6.4L, 6.7L. Save parameter recordings, to create a database of vehicle histories and/or a reference library of known good values.. Active Command Driver Seat Diagnostics. ABS Service Bleed Functionality. PATS Key Reprogramming. Access all module protocols including UBP 90069