Gretio

Project Gretio

Gretio is a modern scan tool for enthusiasts and professionals alike. It features an advanced dashboard system for viewing various sensor data. It can also perform advanced diagnostics on all of the primary modules you will find in a GM vehicle.

You can find Gretio on the play store for free!

https://play.google.com/store/apps/details?id=com.surrealdev.max&hl=en_US