2014 Chevrolet Corvette Owner Manual - Page 304

11-2 Service and Maintenance The Additional Required Services Severe are for vehicles that are: . Because of the way people use vehicles, maintenance needs vary. There may need to be more frequent checks and services. The Additional Required Services Normal are for vehicles that: . Mainly driven in heavy city traffic in hot weather. Mainly driven in hilly or mountainous terrain. Frequently towing a trailer. Used for high speed or competitive driving. Used for taxi, police, or delivery service. Refer to the information in the Maintenance Schedule Additional Required Services - Severe chart. . { Warning Performing maintenance work can be dangerous and can cause serious injury. Perform maintenance work only if the required information, proper tools, and equipment are available. If they are not, see your dealer to have a trained technician do the work. See Doing Your Own Service Work on page 10-5. Carry passengers and cargo within recommended limits on the Tire and Loading Information label. See Vehicle Load Limits on page 9-13. Are driven on reasonable road surfaces within legal driving limits. Use the recommended fuel. See Fuel on page 9-51. . . . . . Refer to the information in the Maintenance Schedule Additional Required Services - Normal chart.