Description: Hummer H3. With inflator curtain. With H3T. This part requires programming and/or special setup procedures. GM Service Information describes the procedures and special tools needed to ensure proper operation in the vehicle Manages your vehicle's airbag deployment in the event of a collision Stores collision data This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors Collision parts are designed to help promote proper and safe repair