GM Tech II is professional GM, SAAB, Opel, Holden, Isuzu, Suzuki vehicles diagnostic scan tool. GM Tech II supports all GM systems from 1992 to 2011. It can offer a wide range of functionalities. Therefore, it is widely selected by the repair shops dealing with GM vehicles.* Notice! We are the only ones who can offer the newest software for OPEL vehicles up to 2014.
An industry change in protocol from OBD2 to Controller Area Network (CAN) has started. In order to perform diagnostics on a vehicle that uses the CAN interface; you will need the Tech II Flash and a CAN diagnostic interface module. The module connects between the Tech II Flashs diagnostic link cable and the OBD adapter. Once the module is connected, it can be used on all GM vehicle applications,even those vehicles using other platforms such as OBD-I and OBD-II.