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Buick Regal Owner Manual - 2011
11-6 Service and Maintenance
Recommended Fluids, Lubricants, and Parts
Recommended Fluids and Lubricants
Usage Fluid/Lubricant
Engine Oil
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 10‑9.
Engine Coolant
50/50 mixture of clean, drinkable water and use only DEX-COOL Coolant.
See Engine Coolant on page 10‑18.
Hydraulic Brake/Clutch System
(Vehicles with DOT 3 brake fluid)
DOT 3 Hydraulic Brake Fluid (GM Part No. 88862806, in
Canada 88862807).
Hydraulic Brake/Clutch System
(Vehicles with DOT 4 brake fluid)
DOT 4 Hydraulic Brake Fluid (GM Part No. 88958860, in
Canada 88901244).
Windshield Washer Optikleen
®
Washer Solvent.
Hydraulic Power Steering System DEXRON
®
-VI Automatic Transmission Fluid.
Automatic Transmission (2.4L Engine) DEXRON
®
-VI Automatic Transmission Fluid.
Automatic Transmission (2.0L Engine)
Automatic Transmission Fluid (GM Part No. 19256039, in
Canada 19256040).