Bosch's Tech 2 Pro Optima scan tool package, No. F00E900977, includes the GM Tech 2, CANdi module and 32MB programming card. The tool allows technicians to diagnose and repair many GM vehicles manufactured from 1992 to current with the exception of those vehicles that are covered by GDS 2. Technicians can diagnose issues related to powertrain, chassis and body systems ECUs on General Motors vehicles, with enhanced diagnostics capabilities on GMLAN (CAN) bus using the CANdi module. Includes a reprogrammable PCMCIA card containing application software that's updated through a PC enabling ACDelco TIS applications for software updates and OEM reflashing.