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How often should I service my 6.7 powerstroke?

The recommended service interval for a 6.7 Powerstroke diesel engine is generally every 7,500 to 10,000 miles, or every 6 to 12 months, whichever comes first. This regular maintenance is crucial to ensure the long-term reliability and performance of your Powerstroke engine.


Detailed Explanation


The 6.7 Powerstroke is a robust and reliable diesel engine found in Ford Super Duty trucks. However, like any engine, it requires routine maintenance to keep it running at its best. The specific service intervals for a 6.7 Powerstroke can vary depending on factors such as driving conditions, towing frequency, and the type of oil used.



  • Oil and Filter Changes: The most critical maintenance item for a 6.7 Powerstroke is regular oil and filter changes. Ford recommends changing the oil and filter every 7,500 to 10,000 miles, or every 6 to 12 months, whichever comes first. Using the proper high-quality diesel engine oil is essential to protect the engine's components and maintain optimal performance.

  • Fuel Filter Replacement: The fuel filter should be replaced every 15,000 to 20,000 miles, or annually, to ensure clean fuel delivery and prevent potential fuel system issues.

  • Air Filter Inspection and Replacement: The air filter should be inspected regularly and replaced as needed, typically every 30,000 to 45,000 miles, or annually, to maintain proper engine airflow and prevent premature wear.

  • Coolant System Maintenance: The coolant should be flushed and replaced every 30,000 to 60,000 miles, or every 2 to 3 years, to prevent corrosion and ensure efficient heat transfer.

  • Transmission Fluid Changes: The transmission fluid in a 6.7 Powerstroke should be changed every 30,000 to 60,000 miles, or every 2 to 3 years, to maintain proper lubrication and prevent wear on the transmission components.


It's important to follow the recommended service intervals outlined in your vehicle's owner's manual, as they are tailored to the specific requirements of your 6.7 Powerstroke engine. Adhering to these guidelines will help ensure the long-term reliability and performance of your truck.

Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.