If you use GM MDI, then you are familiar that sometimes you can get some troubles. And one of the most common is that it can't communicate with the software. There's an easy fix for this problem, below you can read how to solve this issue in a short amount of time.
First thing you need to do is to make sure that the MDI Manager software was installed on laptop well and the MDI must be powered before you use it to communicate. Also the MDI should be configured for wired internet or wireless communication.
If the MDI can not communicate with the MDI, you should check the cables if the connection between them two has completed its power up sequence, if the connector pins are clean and the MDI Manager software is running.
If you connect them by using USB, you need check if the MDI USB connection is detected by windows. Then you can connect the MDI to the PC USB port and power up the MDI. Open the Network and Dial-up Connections Window from the Windows Control Panel. Then check for the device name ETAS USB Remote NDIS Network Device. If it is not running, check all USB ports on the PC and verify that the MDI is powered on.
If you connect them by using wireless internet, you should make sure that wireless communication is enabled and the IP configuration is properly set using the MDI Manager software. Then what you need to check is that the USB cable is not plugged in, the MDI is not being used via wired internet and the wireless card is properly seated in the MDI. You can contact your IT department and check that your PC is detecting the wireless access point and the correct security settings have been configured for the MDI.
If you connect them by using wired internet you need to ensure that the wired internet communication is enabled and configured using the MDI Manager software. Then you should check that the USB cable is not plugged in and the MDI device detects wired internet activity by viewing the lights blinking on the wired internet port of the MDI.
By far this is the solution, if by any chance you find this too complex then we you can buy the MDI with laptop together, so that our engineer can installed the software for you well, and test it with the car first, make sure you can use it directly when you get the machine