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airbox sensor
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  1. Duramax Fifth Generation: 2011-2016 (LML)
    I have two sensors in the Air box & Air intake tube. The one in the tube is the MAS but what is the one that is in the box and what is its function? Its a long wide flat device with what looks like a window on the end... Thanks... looks similar to this... This is the one in the intake...
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