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it is enabled, my alcohol shows 32 to 44 when i check it. I am tired of resetting it.



There is no flex fuel disable switch. Under Engine>Fuel>Open closed Loop. Open Loop there is EQ Ratio and...

Is it possible to disable flex fuel? If so how? I am never going to run the corn. My suburban is bone stock with a tune. Thanks

Hep me understand this new testing. I tuned my 06 Suburban. I saved a copy of my stock tune unmodified. If put that tune back in it should pass ca smog because the cvn/checksum are as they came from...

I have a 2003 GMC Sierra 5.3L extended cab auto trans. I swapped out the factory 3.73 rear end gears for 4.30's. I changed tires from 29 and change to 32. I programmed for the gear and tire change....

I have done the auto man. swap from start to finish in the 05-09 Mustang GT's. 1st time was stock motor with bolt ons. We reflashed the pcm to a man. PCM. I had to tune around the problems that went...

I do have a truck. Its a 2wd crew cab dulley. thanks CalEditor. Will be sending email right away.

I am new to the forum and HP tuners. I have a 95 C3500 2wd with 4L80E and a 96 Vortec 7.4L engine and PCM. I have the pin outs and am waiting for parts from to complete the PC 0411 swap. I have a...