Apple is seriously looking at increasing its presence in the cars. Earlier this week the company announced that CarPlay is available already in 200 car models.
Here is the complete list: http://www.apple.com/ios/carplay/available-models/
Another signal is that Apple has sent official letter to US transportation officials.
The Head of Product Integrity Steve Kenner is writing that Apple is investing heavily in the study of machine learning and automation, and is excited about the potential of automated systems in many areas, including transportation.
Apple backs simulation methods to determine how vehicles would fare in a crash, and a variety of analytical processes to identify and fix any potential safety or cybersecurity issues early in development.