Buick 2010 Lacrosse - Manual (Page 379)

Service and Maintenance 10-7
Recommended Fluids, Lubricants, and Parts
Recommended Fluids and Lubricants
Usage Fluid/Lubricant
Engine Oil
Engine oil which meets GM Standard GM6094M and displays the
American Petroleum Institute Certified for Gasoline Engines starburst
symbol. To determine the proper viscosity for the vehicle's engine, see
Engine Oil on page 9‑11.
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 DEXRON ® -VI Automatic Transmission Fluid.