2010 Chevrolet Cobalt Owner's Manual - Page 367

Removing the Flat Tire and Installing the Spare Tire (All Models Except SS) 1. Do a safety check before proceeding. See Changing a Flat Tire on page 6‑89. Once the plastic wheel nut caps have been loosened with the wheel wrench, you can finish loosening them with your fingers. The plastic nut caps do not come off. 3. If necessary, use the flat end of the wheel wrench to pry along the edge of the wheel cover until it comes off. Store the wheel cover in the trunk until the flat tire is repaired or replaced. 4. Use the wheel wrench to loosen all the wheel nuts. Do not remove them yet. 2. If your vehicle has plastic wheel covers, use the wheel wrench to loosen the plastic wheel nut caps. 6-95