I have a 1999 Lincoln Navigator, need to know.

Before doing this, how do you know the bulb is bad?

Most of the time, it could be a fuse. Some manufactures do not allow you access to the bulb for obvious reasons.

REMOVAL

Remove headlamp switch.

CAUTION

Prior to removal of module, it is necessary to upload module configuration information to New Generation STAR (NGS) Tester. This information needs to be downloaded into the new module once installed.
Electronic modules are sensitive to electrical charges. If exposed to these charges, damage may result.

Carefully release the four clips and remove the steering column opening cover.

Remove the instrument panel finish panel.

1 Remove the bolts.
2 Remove the instrument panel finish panel.

Remove the instrument cluster.

1 Remove the bolts.
2 Disconnect the electrical connectors.
3 Remove the instrument cluster.