WARNING: This page is about a different car, the 2016 Chevrolet Trax and 2016 Buick Encore. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Windshield Outside Moisture Sensor Cover
Courtesy of GENERAL MOTORS COMPANY
Callout
Component Name
1
Windshield Outside Moisture Sensor Cover Procedure Grasp the cover in the center and gently slide cover apart.