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. Door Lock Cylinder
1.
Remove exterior door handle as outlined
in "Door Handle.".
2.
Disengage lock rod from door lock cylinder.
3.
Remove door lock cylinder.
4.
Reverse procedure to instal ...