Thank you all for the replies. I did not know the difference between a OBD2 scanner and a module scanner. I will definitely look into this or at the minimum, perhaps pay a visit to the dealer to see if they can take a look.
Best case scenario is that it was just so cold out that it caused the...
tl;dr - car went into limp mode while merging on the highway, multiple error messages came (mostly w/ the radar sensor). pulled over and turned off the car. after restarting, everything seems to be back to normal.
Tried searching the forum and didn't see anyone w/ a similar situation. As the...