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Thread: 2008 denali and efi live?

  1. #1
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    Default 2008 denali and efi live?

    OK, Correct me if I am in the wrong forum.

    I have a 2008 Denali and want to buy EFI Live so I can tune it for the mods that have been done. Can someone steer me in what I need to buy to tune this truck. I have LT's with full exhaust. No cats. Vera-ram intake. Msd wires. I am pretty sure it is running lean and I want to get rid of the nose dive shifting from 1st to 2nd and 2nd to 3rd. Can I do these things with EFI?

    Thanks for the help and I am glad to be a member. I hope to learn alot from this site.
    2004 CHEVY SILVERADO 5.3L HO
    2008 GMC YUKON DENALI "L92 BABY!"

  2. #2
    Lifetime Member GMPX's Avatar
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    You will need to get a Wide Band O2 sensor to monitor your fuelling changes, some of our resellers offer package deals with EFILive and a WideBand O2 sensor.
    But to answer your main question, yes that model vehicle can certainly be tuned with EFILive. The base package EFILive comes with 2 vehicle licenses, however, each license can be used on an ECM & TCM, so you really get 4 licenses.
    Your vehicle would use one license for both the ECM (engine computer) and TCM (transmission computer). That will leave you a spare license to program another ECM and TCM from a different vehicle (like your 04).

    Cheers,
    Ross
    I no longer monitor the forum, please either post your question or create a support ticket.

  3. #3
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    Can EFI Live shut off the air pressure monitor system? I have 24's and can't install air sensors in the rims and the little light is annoying. Who is the best dealer to contact about purchasing a setup? Customer service is what I am looking for. Not just someone to sell me the setup. thanks.
    2004 CHEVY SILVERADO 5.3L HO
    2008 GMC YUKON DENALI "L92 BABY!"

  4. #4
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    EFILive can not disable the air pressure detection. That is a BCM function.
    E85 is NOT flex fuel.

    2003 Chevy S10 4.3L LU3 LS1B Auto
    48 LB injectors
    Race Proven Motors 2114 intake
    T70 turbo.

  5. #5
    Lifetime Member GAMEOVER's Avatar
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    Tech-2 is needed to turn off( or disable) the Air Pressure Monitor Sensor's....
    2008 2WD Ext.Cab Silverado 1500 6.0 V-MAX E38(L76) & T42(4L70E) MAF Only CL Corvette Servo AFE CAI INNOVATIVE LM-2 WBO2

    FLASHSCAN V2 & AUTOCAL

  6. #6
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    Quote Originally Posted by GAMEOVER View Post
    Tech-2 is needed to turn off( or disable) the Air Pressure Monitor Sensor's....
    Is Tech-2 a GM Scan Tool??? GM dealer that I take it to for repairs says they can't turn it off?.

    Thanks for all the help.
    2004 CHEVY SILVERADO 5.3L HO
    2008 GMC YUKON DENALI "L92 BABY!"

  7. #7
    Lifetime Member GAMEOVER's Avatar
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    The dealer won't do it...You have to find someone who has their own Tech2
    2008 2WD Ext.Cab Silverado 1500 6.0 V-MAX E38(L76) & T42(4L70E) MAF Only CL Corvette Servo AFE CAI INNOVATIVE LM-2 WBO2

    FLASHSCAN V2 & AUTOCAL

  8. #8
    Lifetime Member GAMEOVER's Avatar
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    I know a guy who works for the border patrol and they run their tire pressure's real low (off-road driving) sensor light's are always on, till they figured out that with the TECH2 they could disable the sensor's and the light's on the dash...
    2008 2WD Ext.Cab Silverado 1500 6.0 V-MAX E38(L76) & T42(4L70E) MAF Only CL Corvette Servo AFE CAI INNOVATIVE LM-2 WBO2

    FLASHSCAN V2 & AUTOCAL

  9. #9
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    Quote Originally Posted by GAMEOVER View Post
    I know a guy who works for the border patrol and they run their tire pressure's real low (off-road driving) sensor light's are always on, till they figured out that with the TECH2 they could disable the sensor's and the light's on the dash...
    Cool. I'll tell the tech this info. I just think he has not attempted to do it, so it is easy to tell people that he can't.
    2004 CHEVY SILVERADO 5.3L HO
    2008 GMC YUKON DENALI "L92 BABY!"

  10. #10
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    Dealership said they could not turn off tire monitoring system because it was against the law......A DOT law.
    2004 CHEVY SILVERADO 5.3L HO
    2008 GMC YUKON DENALI "L92 BABY!"

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