Multi-Purpose Light Bulb – GM (12450074)

Rear, dome & reading lamp. With rear ac. Power. Crew cab dome lamp. H2, 2003-07. Without universal garage door opener. Regular cab roof. With sunroof. O’head lamp bulb. H2, 2008-09. Provides illumination for visibility and convenience This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors