To clean the tires, use a stiff brush with tire cleaner.
Notice: Using petroleum-based tire dressing products on the vehicle may damage the paint finish and/or tires. When applying a tire dressing, always wipe off any overspray from all painted surfaces on the vehicle.
Chevrolet Cobalt Service & Repair Manual. Power Steering System Drain & Refill
1.
Remove power steering reservoir and
disconnect return hose.
2.
Start engine and drain fluid into a
suitable container.
3.
Install hose and reservoir.
4.
Fill reservoir to ...