Quote Originally Posted by xintersecty View Post
AHHHH I get it. It's a voltage level signal. If you look inside the switch it changes the voltage depending on an internal resistance value. Look at the schematic and you can see tiny rectangles. It's working as a voltage divider. They only way this will work for you that have the correct switch from chevy. Much different from the signal on my car
I do actually have the original switch from Chevy, but in the Chevrolet they told me that my car doesn't come with CC out of the fabric.

Do you think that maybe the ECM is not prepared (software/ firmware related) to get CC signals?