Engine Cooling System
8.2 qt
7.8 L
Applies to: 2.0L L4 Engine
Owner’s manual specs
Figures for the 2012 Buick Regal, copied from Buick’s own owner’s manual. Every one links to the manual page it came from.
Engines in this manual: 2.0L L4, 2.4L L4. Figures that differ by engine say which engine they are for.
8.2 qt
7.8 L
Applies to: 2.0L L4 Engine
6.3 qt
6 L
Applies to: 2.0L L4 Engine · with filter
7.5 qt
7.1 L
Applies to: 2.4L L4 Engine
5 qt
4.7 L
Applies to: 2.4L L4 Engine · with filter
8.9 qt
8.4 L
Applies to: 2.4L L4 Engine, 6-Speed Automatic · drain and refill
You’ll know it worked: The system is reset when the CHANGE ENGINE OIL SOON message is off and the REMAINING OIL LIFE 100% message is displayed.