Owner's Manual
Page 243
...don't have a problem. If your vehicle is certified to meet California specifications. If this occurs, return to your authorized Chevrolet dealer for diagnosis to get a heavy knocking noise when you drive. In the event it is determined that the cause of the condition is the type of fuels ... it's bad enough, it is designed to operate on and/or your vehicle may be covered by your engine. It's the heavy, constant knock that meet California Emission Standards (indicated on the underhood emission control label), it can damage your warranty. 6-4 Be sure the posted octane is ...
...don't have a problem. If your vehicle is certified to meet California specifications. If this occurs, return to your authorized Chevrolet dealer for diagnosis to get a heavy knocking noise when you drive. In the event it is determined that the cause of the condition is the type of fuels ... it's bad enough, it is designed to operate on and/or your vehicle may be covered by your engine. It's the heavy, constant knock that meet California Emission Standards (indicated on the underhood emission control label), it can damage your warranty. 6-4 Be sure the posted octane is ...