2003 Cadillac CTS Oil Type

All 2003 Cadillac CTS 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: LY9

Change Period: 12 months

Oil Capacity

4,8 litre

Acceptable Oil Types

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

Oil Stats

Engine Code: LA3

Change Period: 12 months

Oil Capacity

4,8 litre

Cadillac CTS

Cadillac CTS Image

For the 2003 model year Cadillac CTS 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.