How to Change a Fuel Filter on a Duramax

Summary

In this instructional video, the host demonstrates how to replace the fuel filter on a 6.6-liter Duramax engine. They begin by locating the filter and disconnecting the sensor, then proceed to drain the old diesel fuel. After removing the old filter, they emphasize the importance of lubricating the new filter's O-rings with engine oil before installation. The video also covers the installation of the new filter, including the removal of the bleeder screw and the final pressurization of the system. The host encourages viewers to ask questions in the comments and subscribe for more Duramax-related content.

Takeaways

• 🔧 The video demonstrates how to replace the fuel filter on a 6.6 liter Duramax engine.
• 📍 The fuel filter is located near the priming button and fill filters, with a sensor connected at the bottom.
• 🔩 Access to the fuel filter can be gained from the top of the engine, but removing the inner fender well is more convenient for the demonstration.
• 🔌 Disconnect the sensor connected to the bottom of the fuel filter before starting the replacement process.
• ⛽️ Dispose of the old diesel fuel properly as it should not be reused.
• 🧼 Lubricate the O-rings with engine oil before installing the new fuel filter; this is a crucial step for a proper seal.
• 🔄 Ensure to remove the old rubber fitting from the filter before installing the new one to avoid double-ups.
• 🔨 Use a 13-millimeter socket instead of a screwdriver to remove the bleeder screw to prevent stripping.
• 💧 After installing the new filter, pressurize the system by pumping the bleeder screw a few times to release any air bubbles.
• 👍 The video is intended to be helpful, and viewers are encouraged to ask questions in the comments for further assistance.

Q & A

What is the video tutorial about?

The video tutorial is about showing viewers how to replace a fuel filter on a 6.6 liter Duramax engine.

Where is the fuel filter located on a 6.6 liter Duramax?

The fuel filter is located near the priming button, with the fill filters right below it, and there is a sensor connected to the bottom of it.

Why does the presenter remove the inner fender well?

The presenter removes the inner fender well to provide more convenient access to the fuel filter for the demonstration in the video.

What is the first step in replacing the fuel filter according to the video?

The first step is to disconnect the sensor connected to the bottom of the fuel filter.

Why should you not reuse the old diesel fuel that is drained out?

You should not reuse the old diesel fuel because it may be contaminated or have impurities that could harm the engine.

What is the importance of not stripping the part when removing the old fuel filter?

Not stripping the part is important because if it is damaged, you would have to purchase a new one, which could be costly and time-consuming.

What is the purpose of lubricating the o-rings when installing the new fuel filter?

Lubricating the o-rings with engine oil helps to ensure a proper seal and makes it easier to install the new fuel filter without damaging the o-rings.

Why does the presenter recommend using a 13 millimeter socket instead of a screwdriver to remove the bleeder screw?

The presenter recommends using a 13 millimeter socket to avoid stripping the bleeder screw, which can happen if a screwdriver is used and not applied with the correct torque.

What should you do after installing the new fuel filter?

After installing the new fuel filter, you should push down on it slightly to remove air bubbles, then tighten the bleeder screw back up and pressurize the system by pumping it a few times.

How can viewers get help if they have questions about the tutorial?

Viewers can ask questions in the comments section of the video, and the presenter will get back to them with answers.

What does the presenter encourage viewers to do at the end of the video?

The presenter encourages viewers to subscribe to the channel for more updates on upgrades, fixes, and other content related to Duramax engines.