TSB: SERVICE ACTION: BCM UPGRADE - IPM LOGIC IMPROVEMENT (SA163A) - This bulletin provides information related to a software upgrade for the Instrument Panel Module (IPM) of some 2014MY Sorento (XMa) vehicles, produced from January 22, 2013 through November 15, 2013 and equipped with a Power Tail Gate (PTG), which may exhibit an intermittent parasitic draw of up to 400mA.
