Seems like amazon recognized an untapped potential; lead generation. Everybody uses amazon daily, so why not advertise cars?
I assume this will let them gain Truecar-like data analytics without paying the Truecar Finders fee. There long play I would assume is to go after dealer track. If they can bring together CRM software, inventory analytics, and finance vetting, they can set the stage of how big tech upgrades the dealership model.
Or they just like hyundais alot