2003 Buick Regal Oil Type

All 2003 Buick Regal trims appear to use the same type of oil: 5W/30

Acceptable Oil Types

Oil Bottle Icon
5W/30
Read More In The Owner's Manual...

Oil Stats

Engine Code: L36

Change Period: 12 months

Oil Capacity

4,3 litre

Acceptable Oil Types

Oil Bottle Icon
5W/30
Read More In The Owner's Manual...

Oil Stats

Engine Code: L67

Change Period: 12 months

Oil Capacity

4,3 litre

Buick Regal

Buick Regal Image

For the 2003 model year Buick Regal we have found 2 trims and their corresponding recommended oil type.

Click on the name of the trim to open up the panel and learn more about the oil type, volume and change period.