: You need to register your MPVI1, MPVI2, or MPVI3 device by entering its serial number and verification ID/application key to unlock access.

Imagine you are swapping a 6.0L LS engine (LY6) into an older BMW. You have the engine running, but the idle is rough, the fans don't work, and you have turned off the VATS (Vehicle Anti-Theft System). You could spend three weeks figuring out the idle airflow tables manually, or you could look for a repository.

When you are ready to flash, Go to Flash > Write Calibration Only .

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