Write the next sentence in the following story.

How to install a steering column
Disconnect the negative battery cable and wait at least 15 or 20 minutes before working on it.
This is so the airbag can deactivate. If you have a radio with a theftlock system, you might want to unlock it first or you will be taking it to the dealer to fix it.
Remove the plastic trim from the steering column. Remove the hush panels from under the dash.