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OBD2 Flash Tuning Interface

featured CAN Plug Information

The L5P CAN plugs are designed to maintain the integrity of the CAN network after the removal of emissions components. These plugs feature fine terminals that are tailored to fit the factory harness, requiring extra care during installation. Whenever installing or removing the CAN plugs, it’s essential to disconnect the vehicle’s batteries to prevent CAN communication errors. For optimal results, make sure...

On Mar 06, 2025 by Kevin Toped 0 Comments

Installing A New Unlocked TCM

Follow these steps to successfully complete an ECM or TCM swap. This process transfers essential data from the stock TCM to the replacement unit, without altering the software or segment versions on the new TCM. Although we focus on the TCM here, the same steps apply if you're replacing the ECM. Simply choose ECM in place of TCM when prompted. 1) Begin...

On Mar 06, 2025 by Kevin Toped 0 Comments

What do I need to delete my L5P Duramax?

The 2017+ Duramax L5P Pickup trucks require: The ECM to be unlocked, you can use the E41 upgrade kit or a new year-specific unlocked ECM to be purchased. We offer both but recommend the unlock tool. HP Tuners MPVI3 OBD Device. 8 Tuning Credits. A year-specific CAN plug kit. A DPF-delete pipe, or full delete-exhaust. The EGR to be unplugged (or removed ideally). A Tune package.*Your...

On Mar 06, 2025 by Kevin Toped 0 Comments

[INSTRUCTIONS] How to unlock & Tune your FACTORY ECM - L5P AIO Delete Kit

READ EVERY STEP BEFORE YOU MAKE ANY MODIFICATIONS TO YOUR TRUCK. * YOU DO NOT NEED THE TDN APP, FOLLOW THE INSTRUCTIONS BELOW* *Start with all emissions installed and functioning without codes or error messages. Be sure the DEF level is not low. On 17-19 model years you must make sure the soot levels are below 70% before proceeding* The process can...

On Mar 06, 2025 by Kevin Toped 0 Comments

[INSTRUCTIONS] How to Swap a NEW unlocked ECM - L5P AIO Delete Kit w/ ECM

READ EVERY STEP BEFORE YOU MAKE ANY MODIFICATIONS TO YOUR TRUCK. * YOU DO NOT NEED THE TDN APP, FOLLOW THE INSTRUCTIONS BELOW* How the L5P tuning process works with a new ECM: *Start with all emissions installed and functioning without codes or error messages. Be sure the DEF level is not low. On 17-19 model years you must make sure the...

On Mar 06, 2025 by Kevin Toped 0 Comments

OBD2 Flash Tuning Interface Read & Write Instructions

OBD2 Flash Tuning Interface Instructions First, ensure that you've installed the latest VCM Suite BETA software. Always verify you have the latest BETA version whenever you open the software as it updates regularly. The current VCM Suite Beta software requires a certain version of .NET, if you get errors when working with the software, check your .NET version or update it from the...

On Mar 06, 2025 by Kevin Toped 0 Comments