Results 1 to 2 of 2

Thread: northstar

  1. #1
    Tuner in Training
    Join Date
    Nov 2019
    Posts
    13

    Question northstar

    hello,
    is the 2006 northstar is at the right place in miscellanous?..

    I would like to tune a srx 4.6 from 2006, hptuner accept it only after 2007. it is the same engine before and after, so why? a different ecm?
    I search an found nothing about that, is somebody have the answer?



    thanks

  2. #2
    Advanced Tuner mbray01's Avatar
    Join Date
    Dec 2013
    Location
    Slidell, La.
    Posts
    897
    ​different ecm
    Michael Bray
    Rusty Knuckle Garage
    Slidell, Louisiana
    20yr Master Tech.
    Advanced Level Specialist
    Custom Car Fabrication, Customization, High Performance.
    GM World Class Technician
    Shop Owner