It stopped working a couple of software update versions ago. Not sure if it is Android side or Rivian side though. (My guess is it is google side as they like to mess with things that work well)
This is what most of us use to get power from ODB2 port
https://www.scosche.com/uhwkqc3-universal-5ft-usb-hard-wire-kit-1
While that doesn't fix your issue, I am sure there is a similar adapter to go to a 12v port. Just make sure you fuse it and for mine i added a on/off switch near the...
I just did a 6000 mile trip and I only noticed it when I was at highway speeds and I had to accelerate quickly. Even then though it was not a loud clunk, more of gentle clunk...and not often.
Delete and re-create your schedule from your normal charging location. I was told there would be a way in the future to set locations but the only way to set is from anew at the actual charge location.
I have not had that issue, but I have found that it also likes to take you to the back of a building, or if a business is on a highway - to the road behind the building where there is no access.
I regularly pull a 7000lb water trailer with my r1s (gen 2 DM) and have had a little bit of the fight between the trailer and the vehicle, but only on really bumpy roads. As for power, I can still take of like a bat out of hell with that thing full - way faster than any ICE vehicle I have ever...
They have a crappy policy that any followups to a mobile apt must be in the shop, even if it something new.
I had my first inspection a while back and the door trim needed replacing, but the system wont even let them book a mobile apt for it because the mobile tech found it.
I have crossed at land borders to and from the US a couple of times. The vehicle will automatically start showing the KM vs M etc as soon as GPS picks up you have crossed.