1998 Chevrolet Corvette Owner's Manual - Page 288

'A CAUTION: NOTICE: Using liquid sealants can damage the tirevalves and tire pressure monitor sensors in your extended mobility tires. This damage would not be coveredby warranty. Don't use liquid sealants in your extended mobility tires. If you feel that winter tires are needed for your driving conditions, Goodyear Eagle M+S EMT tires are available in your original equipment sizes from an authorized Goodyear EMT retailer. These tires will improve snow traction while maintaining your Corvette's extended mobility feature. When using winter tires on your vehicle, be sure to use them on all four wheels see "Buying New Tires" in the Index. Extended mobilitytires are constructed differently than other tires and could explode during improper service. You or others could be injured or killed if you attempt to repair, replace, dismount, or mount an extended mobility tire. Let only an authorized Goodyear EMT Service Center repair, replace, dismount and mount extended mobility tires. The valve stemson your extended mobility tires have sensors that are part the TPM. These sensors contain of batteries which are designed to last for 10 years under normal drivingconditions. See your dealer if you ever replaced, or if the batteries in the need to have a wheel sensors ever need replacement. 6-43