You neglected the most obvious pop culture connection to injuries related to (admittedly non-moving) car-blowjob action: The World According to Garp.
I once got some fairly formidable road head, but she stopped like three seconds short. My driving was fine, but … like … gah! A second road head was carried out years later with a different woman, and … ok. Except a trucker pointed at me and appeared to laugh. I was hoping for a thumbs up. She didn’t even see him, because … you know.