What's the 2006 Cadillac DTS oil type?

The 2006 Cadillac DTS uses SAE 5w-30 full synthetic oil. It has a capacity of 7.5 US quarts with a filter. Oil is important because it is a lubricant for the engine parts, it helps protect the emission system, and it can enhance fuel economy. The cost of an oil change for Your Cadillac is around $112 on average. You should get an oil change every 7,500 miles or 12 months, whichever comes first. You will know that it is time for an oil change if You notice increased engine noise, shaking while idling, excess exhaust, transmission shifting issues, an oil smell inside the vehicle and of course if You see the Check Engine or Oil Change lights come on.