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  1. 01-04.5 LB7 Duramax Powertrain
    Ok, so here lately ive been getting the P0308 code when I leave my truck idling for awhile. I know that injector #8 is requiring more fuel than the others, and I think the pin in the injector isnt sliding in and out correctly. I figured adding some kind of lubricant would help the injector. I...