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    Duramax LML DEF issue and Deletes Wanted

    Hi Every one! I'm new here My Truck: 2013 GMC Duramax LML, around 90.000Km have check engine light, scanned DEF Heater is the culprit, now as per my GM Dealer she is out of warranty, i will have to pay for all repair cost and truck must stay at Service Bay 3 or more days - (not acceptable, its...