Again, your particular situation being unique.
Your dealership is taking a hard stance because they simply refuse to fix your particular issue. Many people on this forum, and others, have installed aftermarket headlights (and other parts/items) without issue.
Do you know how a vehicle warranty works?
You can add aftermarket parts to the vehicle. There's nothing that says they are "un-authorized". Your warranty cannot be voided simply for doing that.
Go through all the build threads and you can see what others have added to their vehicles.
No. Unfortunately, that's how the switchbacks work. When DRLs are set to turn signal, the vehicle's turn signal circuit is activated, therefore the switchback lights up amber. As mentioned, I've spent hours on this trying every possible setting combination.
If you were planning on upgrading, why get the Alpine system in the first place? The Alpine speakers are matched specifically for the JL. You'll likely make things worse my adding in different speakers. Also, you won't gain anything by simply changing out speakers without upgrading/changing...
If you want a lower cost alternative that work extremely well, look at these:
I've been running them for 6 months without issue. They are plug-and-play.
Unfortunately that's how switchbacks work when used as DRLs. It's because the turn signal circuit is activated when DRLs are on. That's the amber part of the switchback bulb. There is no way around this other than to disable DRL. I tired every combination available in the JSCAN app to try to...
I just received and installed my Carlinkit 2.0 adapter. Everything appears to be working without issue. My question is, what happens if the vehicle is remote started and my phone is not in range? Will my phone connect once I'm close enough to the vehicle?