I have used this very "feature" like when I've had engine troubles and
wanted to shut down before coming to a stop.  Turning the ignition off
but leaving the key inserted does indeed allow steering.

Mike

Dennis Haynes wrote:
> The steering lock is easy to disengage. Turn the ignition, then off but do
> not remove or lift out the key. This will leave the wheel unlocked and you
> won't have to disconnect the battery.