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The recommended oil for a 2011 Mercedes C300 4MATIC is 0W-40. It is important to change the oil regularly, typically every 5,000 to 10,000 miles. Failing to do so can lead to engine issues. Using high-quality oil is essential for optimal engine performance. Neglecting oil changes can result in engine failure, often accompanied by a burning smell or reduced gas mileage. If you hear knocking noises from the engine, it is crucial to address the issue promptly to prevent any catastrophic outcomes.
The 2011 Mercedes-Benz C300 4MATIC requires 0W-40 synthetic engine oil.