A new installation using 2.7 Tech Tool DVD or 2.7 USB Drive is needed to upgrade to the latest version. We encourage all end users running version 2.5 to update to the latest version. Unlock code=Rep+Thanks send me please!! Support for Tech Tool 2.5 has ended. Volvo Tech Tool UpdateVolvo Tech Tool 2.01 Keygen Office 2016(, 09:13 PM) cesarluiscr Wrote: Premium Tech Tool (PTT) is a Windows-based diagnostic application specially designed to test, calibrate and program engine parameters.