Chevrolet Cobalt Owners Manual: Service and Appearance Care

Towing a Trailer (Manual Transmission)

Do not tow a trailer if the vehicle is equipped with a manual transmission. ...

Service

For service and parts needs, visit your dealer/retailer. You will receive genuine GM parts and GM-trained and supported service people. Genuine GM parts have one of these marks: ...

See also:

Chevrolet Cobalt Owners Manual. Accessories and Modifications
When non-dealer/non-retailer accessories are added to the vehicle, they can affect vehicle performance and safety, including such things as airbags, braking, stability, ride and handling, emissions systems, aerodynamics, durability, and electronic systems like antilock brakes, traction control, ...