/ by: Kevin Toped
READ ALL INSTRUCTIONS CAREFULLY BEFORE MODIFYING YOUR VEHICLE. THE TDN APP IS NOT REQUIRED, SIMPLY FOLLOW THE STEPS BELOW Overview of the L5P Tuning Procedure with a New ECM: Ensure
![[INSTRUCTIONS] How to unlock & Tune your FACTORY ECM - L5P AIO Delete Kit](http://dpfdelete.com/cdn/shop/articles/l5p_how_421def4b-3983-4bf4-9377-d76f03b51525_270x334.webp?v=1742936206)
/ by: Kevin Toped
READ EVERY STEP BEFORE YOU MAKE ANY MODIFICATIONS TO YOUR TRUCK. YOU DO NOT NEED THE TDN APP, FOLLOW THE INSTRUCTIONS BELOW Begin with all emissions components installed and working
/ by: Kevin Toped
Complete Guide for 2017+ L5P Duramax Owners What You Need: 1 ECM Unlock: Use E41 Kit or buy pre-unlocked ECM 2 HP Tuners MPVI3 Device 3 8 Tuning Credits 4
/ by: Kevin Toped
ECM/TCM Swap Instructions Follow these steps to swap an ECM or TCM. This process transfers essential data from the stock TCM to the new one but does not alter the