2011 Chevrolet Volt Owner's Manual - Page 468

11-6 Service and Maintenance Recommended Fluids, Lubricants, and Parts Recommended Fluids and Lubricants Usage Fluid/Lubricant The engine requires engine oil approved to the dexos specification. Oils meeting this specification can be identified with the dexos certification mark. Look for and use only an engine oil that displays the dexos certification mark of the proper viscosity grade. See Engine Oil on page 10‑12. 50/50 mixture of clean, drinkable water and use only DEX-COOL Coolant. See Engine Coolant on page 10‑21. Always use the pre‐mixed 50/50 mixture of deionized water and DEX-COOL Coolant available at your dealer. Always use the pre‐mixed 50/50 mixture of deionized water and DEX-COOL Coolant available at your dealer. DOT 3 Hydraulic Brake Fluid (GM Part No. 88863461, in Canada 88863462). Optikleen® Washer Solvent. Chassis Lubricant (GM Part No. 12377985, in Canada 88901242) or lubricant meeting requirements of NLGI #2, Category LB or GC‐LB. DEXRON®-VI Automatic Transmission Fluid Engine Oil Engine Cooling System High Voltage Battery Cooling System Power Electronics Cooling System Hydraulic Brake System Windshield Washer Parking Brake Cable Guides Electric Drive Unit