As with all new forms of technology, there are benefits and pitfalls to adopting keyless start cars. Although the latest iteration didn’t emerge until the early 2000s, push button cars first appeared back in 1912 when Cadillac introduced an electric push-button starter to replace the risky and hard-to-operate hand crank. But then keys came along and replaced the start buttons, which typically were located on the floor or dashboard.
1. The smart key can remain in the driver’s pocket or purse when locking, unlocking and starting the car because sensors in the car communicate directly with the fob.