This is the Nexiq Technologies part #493003. This is the GM 12 Pin Adapter Cable made for use with part #124032 USB Link 2. Connects to pre-1996 Detroit Diesel engines and pre-1996 Allison transmissions.
This connector will not work on the 1st generation USB Link part #125032
This connector will work with the Cummins Inline 7
A GOOGLE AD IS SHOWN BELOW-IT IS NOT ASSOCIATED WITH THE PRODUCT ABOVE