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 Owners Manual. Parking Brake
Automatic Shown, Manual Similar
The parking brake lever is located between the
front seats.
For vehicles equipped with an armrest, lift the console
armrest in order to access the parking brake lever.
To set the parking brake, hold the brake pedal down
and pull up on the parking brake lever. ...