2012 Chevrolet Tahoe Owner's Manual - Page 50

2-14 If Keys, Doors, and Windows If the battery is properly connected with adequate voltage, the switch is not disabled, and the liftgate still will not function, see a dealer for service. Liftglass If equipped, there are two ways to open the liftglass: . 8 on the RKEtransmitter or l on the liftgate is pressed while power operation is disabled, the lamps will flash three times, but the liftgate will not move. It is not recommended to drive with the liftgate open, however, when driving with the liftgate open; the liftgate should be set to manual operation by pressing OFFon the liftgate switch on the center console. The liftgate has an electric latch. If the battery is disconnected or has low voltage, the liftgate will not open. The liftgate will resume operation when the battery is reconnected and charged. Power Assist Steps Press the button on the underside of the license plate applique (A). Press m on the RKEtransmitter. . The vehicle may have power assist steps. To enable or disable the power assist steps push j.