Originally Posted by
DualityOfNam
Very interesting. I'll try that on my next trip back from Canada. As an American, I have to present myself with a US passport when returning to the US but I could always feign confusion and stick the card into the GE machine.
As an American, you need to present yourself as a US Citizen when entering and leaving the USA (no exit controls though). So you don't necessarily have to present your US passport. Using your GE Card should not mean you are not presenting yourself as a US Citizen.