To signal to a driver in front of you that you want to pass, pull the turn signal/multifunction lever until the high-beam headlamps come on. Then release the lever to turn them off.
Chevrolet Cobalt Service & Repair Manual. Window Switch R&R
Refer to Fig. 1
when performing following procedure.
1.
Remove door panel pull cup trim plate.
2.
Remove armrest pull cup.
3.
Remove door lock switch and disconnect
electrical connector.
...