Here comes the solution to GM MDI or MDI2 multiple diagnostic interface GDS2 Sata hard drive (HDD) ‘no valid lease found’ solution.
The problem is usually caused by copying the HDD contents.
For customers who want to backup the GM MDI software, but get the error code “No Valid Lease Found”.
You have to activate GDS2 software again.
Here is the online activation service for GM MDI 2 Software
Activation is done via Teamviewer. No real shipping.