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Thread: 2021 Escalade / Tahoe / Yukon HP TUNER

  1. #1
    Potential Tuner
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    Nov 2022
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    2021 Escalade / Tahoe / Yukon HP TUNER

    Any update on when this tuner will be available for the 2021 L87 ? I see its aval for the Silverado however not the GM SUV's

    Specifically the Escalade. Thanks

  2. #2
    Advanced Tuner
    Join Date
    May 2006
    Location
    Waterbury CT.
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    I'm in the same boat, 2021 GMC Yukon Denali 6.2.

    I have big plans for this truck, they got crushed today when I tried to read the ECM.

    I purposely bought a 2021 instead of a 22 or 23 because I seen 2021 was supported but didn't know it was only the pickups.

    I hope, and will even beg for support for this truck.

  3. #3
    In for an update

  4. #4
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    Nov 2022
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    Quote Originally Posted by JANNETTYRACING View Post
    I'm in the same boat, 2021 GMC Yukon Denali 6.2.

    I have big plans for this truck, they got crushed today when I tried to read the ECM.

    I purposely bought a 2021 instead of a 22 or 23 because I seen 2021 was supported but didn't know it was only the pickups.

    I hope, and will even beg for support for this truck.


    I have a feeling that with the Escalade V around the corner , many horsepower enthusiasts will want to tune that truck. We may just have to wait for those to arrive. Im looking to put a ported L86 intake with LT5 95mm ported TB along with a Cold air intake and cat back exhaust . Holding off now until a tuner is ready for 2021+ GM SUVs . Hopefully HPtuners see this post and can verify if any thing is on the horizon.

  5. #5
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    May 2006
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    Quote Originally Posted by NYC-ESCO View Post
    I have a feeling that with the Escalade V around the corner , many horsepower enthusiasts will want to tune that truck. We may just have to wait for those to arrive. Im looking to put a ported L86 intake with LT5 95mm ported TB along with a Cold air intake and cat back exhaust . Holding off now until a tuner is ready for 2021+ GM SUVs . Hopefully HPtuners see this post and can verify if any thing is on the horizon.
    My plan was to drop an LT4 in this truck, build my own V.

    I foolishly assumed they were still using the E-92 or at least had support, when I bought it so I thought I was all set, wow what a rude awakening.

    Now I am beginning to wonder if the E-90 will be able to control the LT4 which I am assuming has the Neural Network?

  6. #6
    Advanced Tuner
    Join Date
    Aug 2016
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    386
    Quote Originally Posted by JANNETTYRACING View Post
    My plan was to drop an LT4 in this truck, build my own V.

    I foolishly assumed they were still using the E-92 or at least had support, when I bought it so I thought I was all set, wow what a rude awakening.

    Now I am beginning to wonder if the E-90 will be able to control the LT4 which I am assuming has the Neural Network?
    No, it can't, it doesn't have the inputs / outputs for all of the supercharger controls. Hence, the reason they used the E99 in the Escalade-V.