autometer air/fuel gauge?

I have a carbon fiber air/fuel gauge. The face is not lighting up, the lean rich LEDs are fine. So I know I didn't wire it wrong. Is there a way to fix the face light?

New bulb?

I dont know how to put the bulb in

you could push it in your ass? because you double posted.... Boy I outta hit you in the teeth.

the first time I wanted to post it in problem diagnosis then i realized that I didnt so I put in problem diagnosis. If you dont like then tough shit. asshole