There are a few different potential reasons why your key can get stuck in the ignition ... to lubricate locks, but there are a few other options, just make sure to only use one type of lubricant ...

one for the ignition and another for the car's various locks. In the earliest cars featuring an ignition key, the key simply turned the car's electrical system on and off, and the engine required ...

It’s mounted inside the ignition switch, the electrical component that locks the ignition and “reads” anti-theft coding in the key to allow the vehicle to start. Worn keys can damage ...