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 Service & Repair Manual. Timing Chain, Replace
Caution: With the timing chain
removed, avoid turning the camshaft or crankshaft. If movement is required,
exercise extreme caution to avoid valve damage caused by piston contact.
1.
Disconnect and isolate battery ground
cable.
...