Now GM tech2 VCI module is sold seperately on our website, if your GM Tech VCI is bad, you can buy it from us.
OBD2 16PIN connector for GM TECH2 diagnostic tool, it is only a obd2 connector, can not use alone. It is for those customer who has gm tech2 but want have one more connector.
Main Test Cable for GM TECH2 is used to connect GM Tech2 with car. It is an OBD2 cable.