GM DPS 4.52 IECS Certificate Expired Solution

If your GM DPS 4.52 software had an error IECS certificate expired, here is the working solution.

Error “The IECS certificate you selected was expired. DPS has not detected a valid certificate”

Image attached:

Vxdiag Gm Dps Certificate Expired 1


Step 1: Install certificate.

Go to Help tab->Installation->Install Certificate.

Install the certificate from DPS software folder.

Vxdiag Gm Dps Certificate Expired 2

Vxdiag Gm Dps Certificate Expired 3

Step 2:

DPS 4.52.2000 license valid in 04/2024. So you have to change the computer date/time to before April 2024.



Read more:

Free Download VXDIAG GM GDS2 2023.10.19 + Tech2win + DPS 4.52