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HP MPVI3

24-25 Chevy L5P HPT ECM UNLOCK SERVICE

24-25 Chevy L5P HPT ECM UNLOCK SERVICE

$1,049.99 USD
$1,049.99 USD
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This is a Ecm unlock service to get the factory Ecm in your 2024-2025 L5P Duramax 2500/3500 Pickup ready for tuning.

Tuning is in Beta Testing so most likely will not be released till the end of August 2025.

HP Tuners introduces full custom tuning and diagnostics for the 2024–2025 L5P Duramax platform with the GM E42 ECM Service. Compatible with Chevrolet Silverado and GMC Sierra 2500/3500 models, this service enables professionals to read, license, and write calibrations using the MPVI3 interface and VCM Suite software. Designed for expert use, it ensures comprehensive support across all L5P Duramax years, streamlining performance tuning and diagnostics for the latest 6.6L Duramax engines. Requires MPVI3, latest VCM Suite BETA, GM E42 ECM Service, and 8 Universal Credits.

 

What You Need To Start Tuning

  1. MPVI3 OBDII Device 
  2. (8) Credits to license (per ECM)
  3. The latest version of VCM Suite BETA software
  4. Ecm Unlock Service.
    One-time, send-in service requiring 3-5 business days to complete (not including shipping)
The new 2024–2025 L5P trucks feature GM’s latest Global B architecture with the E42 ECM. This service gives you direct control over the newest generation of Duramax, with fast write speeds and full calibration flexibility.
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