I have the same issue here as well. 2018 Big Horn, 143250km Deleted and stage 2 tuning (EGR Not deleted) this week, and then, 200km later, "Service Electronic Throttle Control" (NO MIL). No codes. No power when stepping on the gas but it moves, not in total limp mode. I've been reading the...
Hopefully you’re still active. I’m also in Ontario. Anyway you have that shop info? (Message me if possible) I just did MR tuning (stage 2) last week full delete with exhaust. Cut all sensors from downpipe on. Didn’t touch egt#1 sensor. Since the tune deactivates all the other sensors and they...