This version is particularly relevant for tuners working with and those who experienced logging or definition corruption issues in earlier 4.12 versions.

: Compatible with MPVI2, MPVI2+, and MPVI3 interfaces .

The primary draw of any HP Tuners update is the addition of new vehicles. In version 4.12.4, the development team prioritized late-model support for the Big Three.

If you are in the ECU tuning world, you know the excitement that comes with a new software update. HP Tuners has officially rolled out , and while it may not be a total rewrite of the software, it brings a host of critical fixes and exciting new features for GM and Ford enthusiasts.

Before tuning, you must ensure your hardware and account are properly configured. Software Download : Get the latest VCM Suite (Editor and Scanner) from the HP Tuners Downloads page Device Registration

: Some MPVI2 users reported "Polling Errors" when trying to read or scan, which was often resolved by the aforementioned interface resync. 📦 How to "Prepare" or Install