2019+ Chevrolet & GMC Trucks Magnum DI 5.3/6.2L ECM CALIBRATION INSTRUCTIONS

MAGNUSON NTERCOOLED SUPERCHARGER SYSTEM 2019+ Chevrolet & GMC Trucks Magnum DI 5.3/6.2L ECM CALIBRATION INSTRUCTIONS

BEFORE you remove your ECM, download the following files: 

• If you are using an HP Tuners RTD please click the link to download the latest updates.  https://files.hptuners.com/rtd%20flasher/rtd%20flasher.msi 
  
• For the MPVI2 VCM Editor or VCM Scanner please click the link to download.  http://files.hptuners.com/VCM%20Suite/VCM%20Suite%20(Beta).msi
  

Click BELOW for Complete Step By Step Calibration Instructions