Windshield wiper blades should be inspected for wear or cracking. See Scheduled Maintenance for more information on wiper blade inspection.
Replacement blades come in different types and are removed in different ways. For proper type and length, see Maintenance Replacement Parts.
Here is how to remove the wiper blades: 1. Pull the windshield wiper arm away from the windshield.
2. Push the release lever and slide the wiper assembly toward the driver side of the vehicle.
3. Install a new blade by reversing Steps 1 and 2.
Chevrolet Cobalt Service & Repair Manual. Motor Vehicle, Inspection
A visual inspection must always
be performed to confirm the presence of aftermarket components, potential
collision damage, or areas of concern.
1.
Inspect service history of vehicle.
2.
Inspect engine oil level.
...