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  1. L5P fuel leak

    Duramax Sixth Generation: 2017-2019 (L5P)
    My father bought an 2019 l5p last year he's at about 14k mi and ever since we've bought it at 8k it's had a small fuel leak on the drivers side towards the firewall while running. I've looked a few times and I couldn't see it up top and we brought it to a dealer they didn't see anything. Today...