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Item Relisted! FS Diablosport Tuner for GM trucks!

JDUB

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Ain’t that a bitch… c’est la vie!
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I bought this late last year. Used it a handful of times on my 2015 Sierra. Increased fuel mileage and hp. Can adjust for tire size, remove speed limiter, check engine codes etc. Can adjust torque values in trans as well as engine adjustments.

You can use this programmer for custom tuning. Would just need to update it with Diablosport.

If you are new to all this, don’t worry. I would be happy to meet up and walk you through everything right there on the spot.

Ill try to answer any questions best I can! I have original box and everything that came with it.

Thanks!
 

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Do you know if this model will disable the AFM? I’ve been reading and can find nothing definitive. Your link makes no mention and other sites are contradicting. Thanks
 
I used a Diablo to disable Active Fuel Management or Displacement On Demand (AFM-DOD) on my 2009.

Under the "Tune Vehicle" menu, you select the icon that says "adjust parameters", modify tune. It should take you to a "tune vehicle" screen and you can disable AFM.

The indicator on the dash shows v8 mode and does not change to v4 mode after the tune. :p

I believe the tuner works for 1999 to 2016 Chevy Silverado and GMC Sierra models, but you can call or e-mail Diablo for confirmation.
 
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