Fuel pump

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steveoe

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so I need a new fuel pump and I was gonna order it from rock auto and I have an 08 ltz and they have two ports or three ports. Does anyone know or how to look it up? The vin is a 0 thanks for the help
 

petethepug

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In general on GM full size SUV they used the three port fuel pumps on the 07 & 08 5.3 & 6.2 motors.

Two of the lines are fuel supply & return. The early 07 & 08 three port design use the same, but the thrid hose in the center goes to the evap canister, then into the fuel tank.
 
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