diagnostics

I am looking for my diagnostics plug on my XG3037. I have read that it is under a shroud on the lower right side of the steering wheel. This is the only plug I can find. It is an 8 pin but only has 7 wires running to it. Is this it and were can I find an adapter to connect an OBD reader?

Hi to start off I have a 2018 LS xg3032 I had the engine light slow flash and regen/exhaust fast flash that indicates dpf 100-140% I removed dpf cleaned it and flushed it reinstalled and now I have regen/engine light fast flash indication 30 second shutdown. Questions 1- is there or where...