Oil Capacity

Buick Regal

The Buick Regal is available with 12 different engine configurations. One of its longest-running powerplants is the L36, which has been featured in this model for 5 production years. The production span for this lineup ranges from 1999 to 2017. This guide provides comprehensive information on the Oil Capacity, viscosity, and coolant requirements for every engine version in the Buick Regal range.

Buick Regal Oil Capacity

EngineOil CapacityViscosityCoolantYears
L36
Buick V6 Series 2

The L36 engine has a displacement of 3.8L V-6.

4.5 qt5W-3011.6 qt2004
L36
Buick V6 Series 2

The L36 engine has a displacement of 3.8L V-6.

4.5 qt5W-3012.2 qt2003, 2002, 2001, 2000, 1999
L67
Buick V6 Series 2

The L67 engine has a displacement of 3.8L V-6.

4.5 qt5W-3011.6 qt2004
L67
Buick V6 Series 2

The L67 engine has a displacement of 3.8L V-6.

4.5 qt5W-3012.2 qt2003, 2002, 2001, 2000, 1999
LAF
GM Ecotec 2.4

The LAF engine has a displacement of 2.4L I-4.

5.0 qt5W-307.5 qt2011
LEA
L-Series LE

The LEA engine has a displacement of Hybrid Electric Motor 1.5L I-4. It features a bore and stroke of 73 mm × 89.4 mm. The power output is 112 hp with a torque of 107 lb-ft. It has a redline of 6500 RPM. The compression ratio is 10.4:1. The valve train is SOHC 16 valve.

5.0 qt5W-307.5 qt2017, 2016, 2015, 2012
LHU
GM Ecotec 2.0

The LHU engine has a displacement of 2.0L I-4.

6.0 qt5W-308.2 qt2011
LHU
GM Ecotec 2.0

The LHU engine has a displacement of 2.0L I-4.

6.3 qt5W-308.2 qt2013, 2012
LTG 2.0 L Turbo
GM Ecotec 2.0

The LTG 2.0 L Turbo engine has a displacement of 2.0L I-4.

6.0 qt5W-307.8 qt2017, 2016, 2015
LTG 2.0 L Turbo
GM Ecotec 2.0

The LTG 2.0 L Turbo engine has a displacement of 2.0L I-4.

6.0 qt5W-308.2 qt2014
LUK
GM Ecotec 2.4

The LUK engine has a displacement of 2.4L I-4.

5.0 qt5W-307.5 qt2013, 2012
LUK
GM Ecotec 2.4

The LUK engine has a displacement of 2.4L I-4.

5.0 qt5W-3010.1 qt2016, 2015, 2014