This is kind of a question / workaround post. My 2017 Cruze screen stays in day mode no matter the time of day. This makes using Google Maps at night a dicey proposition as looking at the bright screen compromises your night vision. Has anyone else seen this? I did find a workaround using Androd Auto developer options:
https://ausdroid.net/2016/10/31/manually-activate-night-mode-android-auto/
For me using "phone-controlled works around the issue.
https://ausdroid.net/2016/10/31/manually-activate-night-mode-android-auto/
For me using "phone-controlled works around the issue.