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This service is required to upgrade the E42 ECM in these diesel trucks for tuning using an MPVI3 device and VCM Suite
This upgrade is designed to withstand the increased demands of high-performance diesel engines
Made in America
severe water damage
2021-2024 Duramax L5P/LM2/LZ0 Diagnostic Plug Duramax LML Hard Parts This service is required toMade in America Uses OEM Connector Uses OEM Pins 100% Sealed LIFETIME WARRANTY Fitment 2024 6. 6L DURAMAX L5P 2023 2024 3. 0L DURAMAX LZ0 (Pick Up) 2021 2024 3. 0L DURAMAX LM2 (SUV) Possible Fitment Modification Required: Some Truck Side Harnesses May Have Two Indexing Tabs That Can Prevent The Connectors From Fully Seating. If This Occurs, The Tabs Will Need To Be Trimmed Or Ground Down Using A Die Grinder, Cutoff Wheel (Wiz Wheel), Or Similar Tool.