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.
Chevrolet Cobalt Service & Repair Manual. Starter, Replace
1.
Disconnect battery ground cable from
battery.
2.
Raise and support vehicle.
3.
Remove starter solenoid terminal nut.
4.
Remove positive battery cable terminal
from starte ...