12 VDC tap in interior for temporary power. Where to look.

[Crusty old shellback]

maybe it’s the year… screen size? Mines 2019 PW and 8.4” screen…yours is 12”?

Yes. And the HK stereo system. Basically all the bells and whistles were in the 75th. Very few options to add.
All the cameras, blind spot, dual alt, that's about all the main options you could choose.

 

[jsalbre]

My 23 Rebel Level 2 (top trim) came with the socket set for ignition power.

We could probably compare 50 trucks and never figure out what logic they used to decide.

 

[Metternacht]

Installer at factory flipped a coin.