The GM MDI 2 is the next generation Global Diagnostic Interface tool for both current and future vehicles starting with Global A vehicles, and extending through future vehicle protocols and architectures. It's a compact communication module with increased processing power and security that manages the transfer of data between a vehicle's onboard ECU network with an auxiliary CAN bus. The GM MDI 2 replaces the MDI introduced in 2007 and offers faster programming speed than the MDI. The MDI 2 can be used to perform Pass-Thru programming on all vehicles built since 1996 and into the future. Servicing the current generation Global A vehicles will require the diagnostic software, GDS2, Global Diagnostic System 2 running on a local PC device while the MDI or MDI 2 is connected to the vehicle. The MDI 2 connects to the vehicle via the J1962 connector using a new DLC cable. Connection between the MDI 2 and the PC can be accomplished via standalone (USB) or through a NEW Point-to-Point wireless feature, and the dealership network (CAT5, or Wireless). Kit includes: MDI device, DLC Cable SAE J1962, 10-ft. USB A to USB B Cable, Ethernet Cable, Two pcs. of D-Link Wireless USB Adapters (Dongles) for wireless connection Note: This product requires the GM GDS2 software. Contact GM AC Delco to purchase a subscription. Contact AC Delco at: acdelcotds Help Desk: 1-800-825-5886 prompt #3