Looks fairly locked down unless you're very good at Android hacking.
https://www.gm-trucks.com/forums/topic/228705-load-3rd-party-apps-or-boot-to-recovery-console-2020-infotainment/
Just rolling in and doing a diagnosis is a chunk of change at this point so extended warranty supported by the manufacturer that won't give you a ton of BS when you need to use it is probably well worth the price of admission.
Don- Sorry I'm using the 2025 Owner's Manual, not the 2023 version. That would make the page numbers different, my bad. Hopefully the content is similar and possibly helpful.
AFAIK, there's only the instrument panel brightness which controls EVERYTHING minus the HUD and the HUD brightness controls. That's it.
You might check if the headlights are in the 'always on' mode because when the lights are on, the instrument panel may not be at full brightness. From page 118...
No one can give you an estimate on when your order will be built. Sometimes your dealer gets an allocation immediately and your order is built just weeks after you put in your order. Others wait 9-12+ months just to get a production date. You will get conflicting information all along the way...
There's a ton of "standard" features GM doesn't include in the 4BW like folding mirrors, rear view mirror camera, super cruise, surround vision, etc. Things fall away to meet the price point and also to create a real difference between the 4 and the 5 I guess.
I wasn't there and it wasn't my situation, but do remember that you have a ton of warranty and regular service work that you can take to the selling dealer's service department or literally any other nearby dealer. That's a fairly big bargaining chip but you may have to escalate to the dealer's...
Others have said James Black Cadillac in PA has good prices on the extended warranty. They will give you good advice on when and what to buy for your situation. They have a good following in the Vette and SS communities.
https://www.cadillacvnet.com/forums/threads/extended-warranties.2254/...
This is more common with more obvious cars like Hellcats, but thieves come prepared with locksmith software on a laptop and a blank fob. In about 60 seconds after connecting to your ODB port all of your fobs are forgotten and only their fob is associated with the car and they drive off. As soon...
Wait where is the rest of the plug and what did it do while it was bouncing around your cylinder?? How could there be no damage?
I'd definitely get it to a different dealer for a proper diagnosis.
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