Lock - Ignition (Cylinder & Keys)

Lock - Ignition (Cylinder & Keys) Operation:

Ignition switch tumbler and matching key assembly that's sold as a set. This isn't the electrical part of the switch.

How To Instructions:

Inspect - Check for obvious problems.
Replace - Out with the old, in with the new.

Automotive Glossary
Check out one of the largest dictionaries of automotive terms
on the internet.