You should go to your dealer and find which G247 supersedes yours when in need of a new one...don't just order one online which you believe is the latest version and do not trust you'll get the correct part after entering your car's specs. With this sensor, it doesn't work that way.
Here's a list of the G247's oem numbers and their aftermarket counterpart someone posted on another site: It isn't correct though so check with your dealer using your VIN. See next post for explanation.: