Hi please help me decide on the brand and type of oil to use for all my future oil changes
1. What kind of vehicle you have
2003 Cadillac CTS 3.2L V6
2. What your owner's manual says
- Weight
5W-30 +60F (+16C) and colder
10W-30 0F (-18C) and warmer
- Certification
API - Starburst symbol
-...