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. Blower Motor, Replace
1.
Disconnect blower motor electrical
connectors.
2.
Remove sound insulator panels as required.
3.
Remove mounting screws, then the blower
motor assembly.
4.
Reverse procedu ...