Chevrolet 2000 Corvette Owner's Manual page 331

Scheduled Maintenance
Engine Oil Scheduled Maintenance
Change engine oil and filter as indicated by
t
the GM Oil Life System
whichever occurs first). Reset the system. The system
will show you when to change the oil
between 3,000 miles (5 000 km) and 10,000 miles
(16 000 km) since your last oil change. Under
severe conditions, the indicator may come on before
3,000 miles (5 000 km). Never drive your vehicle more
than 10,000 miles (16 000 km) or 12 months without
an oil and filter change. Use engine oil meeting the
GM Standard GM4718M.
7-6
(or every 12 months,
--
usually
The GM Oil Life System won't detect dust in the oil.
So if you drive in a dusty area, be sure to change your
oil and filter every 3,000 miles (5 000 km) or sooner if
the CHANGE OIL SOON message appears. Remember
to reset the Oil Life Monitor when the oil and filter have
been changed. See "GM Oil Life System
Index for more information on resetting the system.
An Emission Control Service.
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