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Service and Maintenance 10-7
Recommended Fluids, Lubricants, and Parts
Recommended Fluids and Lubricants
Usage Fluid/Lubricant
Engine Oil
The engine requires a special engine oil meeting GM Standard GM4718M.
Oils meeting this standard can be identified with the American Petroleum
Institute (API) Certified for Gasoline Engines starburst symbol. However,
not all synthetic API oils with the starburst symbol will meet this GM
standard. Look for and use only an oil that meets GM Standard GM4718M.
For the proper viscosity, see Engine Oil on page 9‑10.
Engine Coolant
50/50 mixture of clean, drinkable water and use only DEX-COOL
®
Coolant.
See Engine Coolant on page 9‑18.
Hydraulic Brake System
DOT 3 Hydraulic Brake Fluid (GM Part No. U.S. 88862806,
in Canada 88862807).
Windshield Washer Optikleen
®
Washer Solvent.
Hydraulic Power Steering System
GM Power Steering Fluid (GM Part No. U.S. 89021184,
in Canada 89021186).
Hydraulic Clutch System
DOT 4 Hydraulic Clutch Fluid (GM Part No. U.S. 88958860,
in Canada 88901244).
Manual Transmission (CTS)
SAE 75W-90 GL5 Gear Oil (GM Part No. U.S. 88862475,
in Canada 88862476).