My knowledge of electronics is limited but do know a little, here's a thought I have and wanted to run it by you guys and see if it would be possible,
the LCD screen in the crash assist warning trim piece is receiving a signal from the BCM now if you could send a different signal to it like a digital temp or some other signal, not sure if the read out is a pre or printed LCD display but sounds like a plausible idea, or get a read out the same size and retro fit it in the trim piece, also will the trim fit early models,
2014 Sonic Hatchback: Interior Photos | Chevrolet
the LCD screen in the crash assist warning trim piece is receiving a signal from the BCM now if you could send a different signal to it like a digital temp or some other signal, not sure if the read out is a pre or printed LCD display but sounds like a plausible idea, or get a read out the same size and retro fit it in the trim piece, also will the trim fit early models,
2014 Sonic Hatchback: Interior Photos | Chevrolet