Most drivers think of the ignition switch as the slot where they insert the key to start their car, but that’s actually the ignition lock cylinder ... start or allow an automatic transmission ...

The ignition lock cylinder is a mechanical part where the ignition key is inserted to start a vehicle. It’s mounted inside the ignition switch, the electrical component that locks the ignition ...

It has been available in V8s for three years. Cylinder deactivation is an automatic switch from six cylinders to three when the load is light. This means that, for example, on long, flat highway ...