Buy 2004 Chevrolet Trailblazer EXT Air Bag Impact Sensor (Front). 1st design. 2nd design. All Models Right, Design, Side - OEM Chevrolet Part # 10354930 (10326149)

Sensor. Impact.
A Sensor to determine the location on the vehicle of Impact and the severity of the Impact to determine if and which air bags should be deployed. Air Bag. Assembly - INFL Rest SI IMP. Ft. Side.

Air Bag Impact Sensor

Fits Montana , Silhouette, Trans Sport, Venture

1st design. 2nd design. All Models; Right.
Air Bag Crash Sensor - Repair or Replace
An airbag or SRS light can sometimes indicate a problem with the impact sensor on your 2004 Chevrolet Trailblazer EXT, particularly if it's been involved in a collision—at any speed. Have a technician inspect your vehicle's crash sensor.