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Found an OS randomly while scanning through past threads.

Hi,

I finally found a FF tune that matches my OS so I swapped the engine segment and just left it stock to see if the ethanol sensor worked. The good news is that it finally does. With a...

This is a 6.0 / 4l80e from an 03 2500HD that's in my 67 Camaro. Those years would have had an actual sensor. From what I've read online, 12v goes to this sensor. I know most sensors work from a 5v...

Hello,

I recently installed a flex fuel sensor in my car and cannot get it to register alcohol content. It just shows 0% and I'm running on E85. I thought it might be because I had a 2 bar SD tune...

Add another one to the list who's having this issue. Quite annoying for the reasons already stated. My ECU is from a 2003 Silverado 2500HD. Any updates on this?