2003 Silverado 1500 4.8L V8

[chevroletgm]

Hi I have a question about the light bulbs inside these controls can i order bulbs from GM Dealer or do I need to order the whole switch?

Thanks

[chevroletgm]

And also for a 2001 Sierra 

[JimCost2014]

1 hour ago, porra said:

And also for a 2001 Sierra 

Whole switch if bulbs are bad, but do not think either one of those illuminate to begin with, just on or off for the airbag switch.

[chevroletgm]

Can anyone confirm ? Thanks