Well its not completely dead. The odometer and TPMS sensor/Check ADVTRK/ Check Susp warnings still work. Fuel consumption works, Compass works

I have no option to :

ENABLE/DISABLE - lift gate (button on overhead also doesnt work)[sunroof and rear vent buttons work]

ENABLE/DISABLE - power running boards . running boards are dead and i dont even see an option for this

ENABLE/DISABLE - Autolocks

ENABLE/DISABLE - Park Assist -

ENABLE?DISABLE - Easy exit seats - memory seat button on door also dont work

What system controls the message center

Thanks in advance