[AT] GM Flex Fuel vehicles

[kgw]

I know nothing specific of the subject, but the E-85 vehicles do burn 
regular with no mods, don't they?  Therefore, they I would suspect that 
many settings are the same...just a guess.

GeneW

pga2 at hot1.net wrote:

>Charlie,
>My suspicion is that the computer has a different load in it, mainly to
>keep the injectors open about 20% longer than the gas version. The only
>other thing i could possibly envision is that the injectors are a
>different rating (lbs. of fuel/hour). The need is there since E85 doesen't
>have as many BTU/gal. as gasoline, much like propane. I sure would be
>interested in finding out for sure.
>You might want to ask the service manager at your dealer if he can tell you.
>
>Phil
>
>  
>
>>I have a question for the resident GM experts.
>>
>>I have a 2006 GMC sierra pickup.  That same truck and same engine are
>>available in a Flex Fuel (E85) version.   I have no plan on trying to
>>switch
>>mine but I'm curious about the mechanical differences in the two engines.
>>Obviously the computers are set up different but does anyone know what
>>else
>>is different about them?
>>
>>Seems to me that since GM makes them both ways it should be possible to
>>change the gas setup to flex fuel with off the shelf parts.
>>It would probably cost too much and right now it wouldn't make much sense
>>to
>>do it anyway.  I'm just curious about the process.
>>
>>Charlie
>>
>>    
>>
>
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