This may not help you given you want/need a new reflector but I did add this on top of the side reflectors to tone them down.
Side Marker Tint Kit: https://www.brainexplodermerch.com/product-page/side-marker-tint-kit-for-rivian-r1t-r1s
It keeps some of the reflective property visible while...
Likewise, had my R1T since August. Took it to Glen Burnie, MD SC. Tech drove with me, confirmed door rattle, got R1T loaner. Fixed in a few days with confirmation of a loose bolt in each of the two front doors. Cost $0.00. Great team at Glen Burnie, MD service center.
I had to sit in the vehicle and go into Drivers and Keys. The fob was flashing yellow and the fob icon in the vehicle had a yellow exclamation ⚠️ point showing. Make sure the vehicle is in park and click “set up” on the center console on the dash. That completed the pairing process for me with...