What Kind Of Engine Oil To Use - Chevrolet 2010 Corvette Convertible Owner's Manual

2. Once the oil has been drained from the engine,
remove the engine oil filter and allow the oil to
drain.
3. Re install both drain plugs and tighten them to
25 (18 lb ft).
4. Replace the oil filter and tighten it to 30
(22 lb ft). See
for the correct filter.
5. Oil is filled through the opening in the top of the
external engine oil tank. Remove the oil fill cap.
6. Add 9.9 L (10.5 quarts) of oil to the oil tank.
See
7. Install the oil fill cap and insert the dipstick,
if removed.
8. Start the engine and let it run at idle for at least
15 seconds. This will circulate the fresh engine oil
through the lubrication system.
9. Shut off the engine and check the oil level as
described under Checking Engine Oil (ZO6, ZR1,
and Grand Sport).
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What Kind of Engine Oil to Use

Look for three things:
GM4718M
This vehicle's engine requires a special oil
meeting GM Standard GM4718M. Oils meeting
this standard may be identified as synthetic.
However, not all synthetic oils will meet this
GM standard. Use only an oil that meets GM
Standard GM4718M.
Using oils that do not have the GM4718M
Standard designation can cause engine damage not
.
covered by the vehicle warranty.
SAE 5W-30
SAE 5W-30 is best for the vehicle. These numbers
on an oil container show its viscosity, or thickness.
Do not use other viscosity oils such as
SAE 20W-50.
American Petroleum Institute (API) starburst
symbol