Duramax Fuel Line Diagram - 2008

Knowing where the fuel goes is half the battle. Knowing where it leaks is the other half. Based on common 2008 Duramax complaints, here are the failure points mapped to the diagram.

Do not use rubber fuel injection hose on the high-pressure side of the diagram. It will explode. Rubber is only for the return or supply from the tank. 2008 Duramax Fuel Line Diagram

Since you are reading this for the specific keyword "2008 Duramax fuel line diagram," you likely want the actual GM service manual picture. Here is how to get it: Knowing where the fuel goes is half the battle

The high-pressure lines are torqued to 29 ft-lbs + 60 degrees. You cannot use a normal wrench. You need a 17mm crows foot on a torque wrench. The diagram helps you visualize the tight angle behind the alternator. Do not use rubber fuel injection hose on

-inch line pulls fuel from the tank, passing near the transmission and frame on the driver's side.

Since an image isn't possible here, I will provide a text-based schematic of the hard lines and return hoses . Print this and take it to the garage.