The windshield wiper motor is protected by a circuit breaker and a fuse. If the motor overheats due to heavy snow, etc., the wiper will stop until the motor cools.
If the overload is caused by some electrical problem, have it fixed.
Headlamp Wiring
Power Windows and Other Power OptionsChevrolet Cobalt Service & Repair Manual. Neutral Safety Switch, Replace
1.
Apply parking brake and place control
assembly in Neutral. Transaxle manual shaft must be in Neutral position
prior to installing range switch.
2.
Remove shift control cable from transaxle
range switch lever.
...