TrailBlazer 2WD V8-6.0L (2009)
3. Ensure the square tab (3) is positioned vertical to the washer container.
4. Push inward in order to seat the level sensor (2) into the grommet.
5. Install the washer solvent container. Refer to Windshield Washer Solvent Container Replacement (Envoy, TrailBlazer) (See: Windshield Washer
Reservoir/Service and Repair).