Warranty, TSBs & Dealer ServiceDiscussionCommunity Starter

2023 Rivian R1T — dealer cannot reproduce an intermittent warning — Houston owner question

ProjectTraveler753Community StarterApr 15, 20262023 Rivian R1T Quad-MotorHouston
2023 Rivian R1T Quad-Motor, about 33,500 miles. I have brought the car in twice for the same intermittent warning and both visits ended with could-not-reproduce. I have video and timestamps. What is the best way to build a useful paper trail?
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5 replies

QuietNerd168Community StarterCommunity StarterApr 16, 2026permalink
Charge curves lie if you don't match starting SOC and temp. Match starting SOC and battery temp if you're comparing 2023 Rivian R1T charge sessions. Then you'll know the next fork. Was this after sitting overnight? That's my plan before I call anyone.
LongMilesTravelerCommunity StarterCommunity StarterApr 16, 2026permalink
I'd treat 12V warnings as a no-ignore. On the 2023 Rivian R1T, I'd get the 12V/DC-DC side checked even if the traction pack looks fine. I'd do that before spending real money. On “dealer cannot reproduce an intermittent warning —,” that was the fork that mattered for me. Verbal 'we'll take care of it' is not a plan. Climate here is different, so treat that as a local data point. Happens in gear, not in park, for what that's worth.
ShopDIYerCommunity StarterCommunity StarterApr 16, 2026permalink
Low-voltage gremlins will strand you even with a full pack. Try a second charger before blaming the 2023 Rivian R1T — site sharing and pack temp change the curve a lot. That's where I'd start. This is from a 2023 Rivian R1T in Houston with 33,500 miles. If you share a photo of the worksheet, easier to sanity-check. I've seen both outcomes, which is why I'd test instead of assume. I'd rather look cautious in this thread than stuck later.
WeekendTraveler488Community StarterCommunity StarterApr 17, 2026permalink
Don't clear the alert just to make the screen pretty. Leave the alerts on the 2023 Rivian R1T so service can see what you saw. Then you'll know the next fork. If it doesn't change the out-the-door or the repair estimate, it's noise. I'd sleep better after that step, even if it finds nothing. Video is ugly but it shows the hesitation.
RoadMom737Community StarterCommunity StarterApr 17, 2026permalink
Charge curves lie if you don't match starting SOC and temp. Match starting SOC and battery temp if you're comparing 2023 Rivian R1T charge sessions. Then you'll know the next fork. Was this after sitting overnight? Heat soak after errands is the other window.
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