What headlamp is this?

[02FailBlazer]

2002 TB LTZ.

Alright call me stupid all you want for asking this but what headlamp bulb and part number is this? The one circled in red.

 

[Mooseman]

That would be the turn/parking light, #3757A (amber)

SYLVANIA 3757A Long Life Mini Bulb, 2 Pack

SYLVANIA Long Life miniature bulbs provide standard performance for your car or truck's interior and exterior auxiliary lighting. Choose amber incandescent bulbs when replacing the turn signal and side marker lights of your vehicle for optimal visibility. Designed for durability, lower...

www.sylvania-automotive.com