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Can EFI Live tune a 96 Vortec 350

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Old Feb 21, 2011 | 09:41 AM
  #11  
DjlToys's Avatar
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From: Louisiana
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Originally Posted by skyhighsami
Ballpark difference? Power or economy?
I replaced engine with HT383 and never got it to run right even with professional tune. I replaced ECM with 411 and was much easier to tune and economy and power were greatly improved. The ECM replacement made a bigger difference in performance than the engine swop. I wish I had replaced it with stock engine.
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Old Feb 23, 2011 | 05:54 PM
  #12  
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hog
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From: Woodstock Ontario Canada
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That sounds like an issue with your Tuner, not the blackbox.

its a good upgrade if no-one local has the proper equipement to tune the 96-97 trucks. But if your under 5900rpm, you wont see any more power over a tuned 411.

An HT383 can easily be made to work just fine with any OBD2 PCM.

peace
Hog
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