How To Reset Fuel Alcohol Content 2012 Silverado? If you switch fuels, try to make the switch using as much of the new fuel as possible (e.g. run it down to 1/8th or 1/4 tank and then fill up with the different fuel). The fuel alcohol content percentage value can be read on a scan tool. When an E85 compatible vehicle is built, an ECM or PCM replaced, or if the learned. Posts. 12,950. I couldn't get it to work the last time I looked for it on a silverado. I ended up using a snap on modis to reset the fuel composition. 2016. Are you using a generic scan tool ? Do you have a control function option to reset the alcohol content value, typically you can reset / relearn with the scan tool , fill.
If you own a 2012 Silverado, you may be interested in how to reset the fuel alcohol content. This process is not overly complicated and does not require any special tools or costly replacement parts. By following the steps outlined below, you can easily reset the fuel alcohol content in your Silverado.
First, you must make sure that the fuel tank is full and that you have the correct type of fuel. If you are using regular gasoline, you should only use fuel with an octane rating of 87. If you are using E85 fuel, it must be at least 85% ethanol. Once you have the correct fuel, you can begin the reset process.
To reset the fuel alcohol content in your Silverado, follow these steps:
- Turn the ignition switch to the “on” position, but do not start the engine.
- Press and hold the “Trip/Reset” button on the instrument panel for at least 10 seconds.
- Release the “Trip/Reset” button and press the “Flex Fuel” button.
- The fuel alcohol content will reset to the default value.
- Start the engine and let it run for at least 10 minutes.
- Turn off the engine and you are done.
Keep in mind that the fuel alcohol content reset process only works with E85 fuel. If you are using regular gasoline, the reset process will not work. Additionally, it is important to make sure that you fill the tank with the correct type of fuel before starting the reset process.
Resetting the fuel alcohol content in your Silverado is not a difficult process. By following the steps outlined above, you can easily reset the fuel alcohol content in your Silverado. It is important to make sure that you are using the correct type of fuel before starting the reset process, as the reset process will not work with regular gasoline.
Fuel composition reset. Alcohol percentage reset
If no then you need to reset the alcohol content and get the software updated in the ecm. Ethanol does not burn the same so fuel trims are out. This is an easy fix but.