Could be a revised version of this TIB. Related to engine oil not being displayed on a small number of G01, G02 and G30 produced between 6/28/18-11/17/18. If so, a delivery stop would be ordered to update iStep on these cars to avoid engine damage due to consumers not knowing engine oil status.
https://static.nhtsa.gov/odi/tsbs/20...53742-9999.pdf