I don't have Nittos, but KO2's at 37"... i have not chalk tested still, but I started at 41psi, did some experimentation, dropped to 26psi and then bounced back up to 30psi (cold) and that seems to be a good balance between ride quality and MPG. I don't know what load rating yours are, but mine...
Do you have a "down the side" pic you can share? I have the stock Rubicon wheels and with 37's I feel like my rig looks too tall and skinny. Was actually looking for a slightly wider stance.
The first two in the MOPAR link you sent (The XR wheels from the 1st post):
https://www.allmoparparts.com/sku/4755628aa.html
https://www.allmoparparts.com/sku/4755640aa.html
Where did you get the wheels? I've looked in the MOPAR catalog and all I have been able to find are the beadlock wheels (not XR):
Do you have a MOPAR part number?
Tough to pinpoint from the video... Off the top of my head:
1) differential
2) transfer case (which is near the driver's side)
3) CV joint (only if you have the auto-4wd option)
If it happens when you're going REALLY slow, maybe have someone walk next to it and listen from the outside.. may...
Could it be "engine shine" from the dealer when they washed it when you took delivery? My wife had that on her Explorer all over the engine bay and a bunch pooled up in the strut bars. I freaked out, but the dealership told me what it was: someone went heavy with the shine. Felt a lot like...
Ah, ok... I misread that completely! When you put "Auto Unlock" in parentheses I thought it was a feature you could turn on... and I don't have that setting, just "Passive Entry". Thanks for clarifying!
I had it on my JL. They replaced that triangle piece under warranty (there is a foam seal underneath that got deformed). No issues since...
I rode around with electrical tape all over my A-pillar trying to track it down ?