Use only lukewarm or cold water, a soft cloth and a car washing soap to clean exterior lamps and lenses.
Follow instructions under Washing Your Vehicle.
Washing Your Vehicle
Finish CareChevrolet Cobalt Owners Manual. Tire Inspection and Rotation
We recommend that you regularly inspect the
vehicle's tires, including the spare tire, if the
vehicle has one, for signs of wear or damage.
SeeWhen It Is Time for New Tires
for more information.
Tires should be rotated every 5,000 to 8,000 miles
(8 000 to 13 000 km). See Scheduled Maintenance. ...