What's the 2005 mercedes clk320 oil type?

The 2005 Mercedes CLK320 uses SAE 5w-30 full synthetic oil. It has a capacity of 5 quarts. Oil keeps the internal parts of Your car's engine cool and lubricated and it also keeps the moving parts from grinding against each other thereby reducing wear and damage.. The cost of an oil change for Your Mercedes is between $150 and $200 for labor and parts. You should get an oil change every 10,000 miles. You will know that it is time for an oil change if You notice increased engine noise, shaking while idling, excess vehicle exhaust, an oil smell inside the vehicle, and of course if You see the Check Engine or Oil Change lights come on.