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engine knocking

  1. Engine went bad suddenly, what happened??

    Engine & Drivetrain
    I was hoping to shed some light on what happened to my 2011 GMC Acadia SLE the other day.... I was cruising along at about 55 mph when it felt like the engine died for a second, then kept going on it's own. Cruised for another half mile or so then the engine just died, tried to restart in...
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