https://www.kbb.com/car-news/whats-making-car-repair-so-expe...
Cars have much longer lifecycles that the repurposed consumer technology in the ADAS. A camera module is cheap, but a camera model for this particular make/model/year is outrageously expensive if not unobtanium 10 years later. Theres the famous f150 story where the tail light housing with blind spot monitoring cost $5k.