I agree but and you know I am a GM guy, but GM stuff sometimes doing GM stuff. Just chased the same code in my Buick 3800. Plugs, wires and new 02 cleared it. Of course, all those items, as far as I could, tell have been in there for 160,000 miles.
This past weekend chased down a check engine light on the Buick. It needed a new upstream 02 Sensor. While I was in there knocked at the plugs and wires. As far as I can tell all of those things were original. It is sitting at 160,000 now.
It is the short skirt in LS engines. The cylinder rocks around a bit until it warms up.
All of mine have done it. So does my LT engine in the 2024.
Only does it cold. It is a non-issue. I think most LS engines are hypereutectic pistons except for the LS9.
I do believe the L8T in the truck has...
I have the exact Buick for my 16 year old daughter. It has been solid. Ours has 160,000 on it. I've had to do the I take gasket, brakes and on front wheel bearing.
The Model Y does not surprise me at all! They are everywhere in Washington to include the East side (the desert side, I like to call it the Thunderdome side. I like it out there)