What's the 2007 cadillac dts oil type?

The 2007 Cadillac DTS takeS7.1 liters (7.5 quarts) of SAE 5W-30 engine oil. This fluid has a very popular viscosity because it's suitable for a wide variety of engines and works great in almost all climates. Cadillac recommends replacing this fluid every 7,500 miles, but You may need to do it more frequently depending on Your driving habits. If You hear engine knocking, smell oil, notice more exhauSTSmoke that usual, or have a check engine light on, You have waited too long to replace it. Old and low oil can cause serious damage to Your vehicle. This fluid enhances performance while keeping the engine cool and preventing friction. The average cost to have the oil changed in the 2007 DTS at a dealership is $110 to $140, including labor.