Vehicles with push-button start systems are often pricier, both in terms of initial purchase and maintenance. Replacing a lost or damaged key fob can be expensive, with costs ranging from $100 to ...

To start the engine, most cars with smart keys have a push button that fires up the engine before you even get in the car.

The Jeep Wrangler comes with Keyless Enter ‘N Go™ and Push-Button Start. This allows easy access and ignition without needing to handle the key fob.