This feature shuts off the interior lights if they are left on for more than 10 minutes when the ignition is off. This helps to prevent the battery from running down.
Battery Load Management
Exterior Lighting Battery
Saver#13-00-89-004D: Car and Truck Fix it Right the First Time Issues - (Nov 19, 2013)
Subject:Car and Truck Fix it Right the First Time IssuesModels: 2014 and Prior GM Cars and Trucks This bulletin has been revised to include updated information. Please discard CorporateBulletin Number 13-00-89-004C.In order to access this bulletin electronically, go to the SI Home Page and selec ...