GMT 800 & Older GM General Discussion 2006 & Older Trucks | General Discussion

Instant MPG display 99-02

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Old Feb 26, 2008 | 04:03 PM
  #31  
viciousknid's Avatar
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Originally Posted by BlackGMC
More than likely that increase is due to the TCC lockup and part throttle shift point properties... Tow/Haul has different totally different settings for example, my Bone Stock tune will upshift later with Tow Haul, but down shift later.... TCC lockup happens sooner with Tow Haul as well...
Right, but if i'm getting better MPG by using it, i'ma use the **** outta it.
I just use it on take off. after i hit 2nd i shut it off, sometimes 3rd. depends on if i'm in city or highway.


but for the display my only option i the dealer? Kinda hard to believe no tuners have the ability to do it.
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Old Feb 26, 2008 | 04:32 PM
  #32  
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Originally Posted by viciousknid
Right, but if i'm getting better MPG by using it, i'ma use the **** outta it.
I just use it on take off. after i hit 2nd i shut it off, sometimes 3rd. depends on if i'm in city or highway.


but for the display my only option i the dealer? Kinda hard to believe no tuners have the ability to do it.
Well EFI Live and HP Tuners programs the PCM not the BCM....
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Old Feb 26, 2008 | 06:47 PM
  #33  
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that scanguage tool is pretty sweet, shows all the real time info you could want. i wonder how accurate it is? i guess its all through the obd port, must be pretty straight huh
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