East Texas Commercial GMC Trucks and Business Fleet Vans and Vehicles. Hall Buick GMC is the Premier Business Elite Dealer in East Texas, serving Athens, Longview and Henderson from our Tyler Buick and GMC dealership.
The monitor driver queries the WDDM driver for the Brightness Query Interface and device driver interface (DDI) support during initialization. 1.If the WDDM driver supports the necessary DDI, then the monitor driver uses the driver interface to control the panel brightness levels.
Instructions. Adjust the dome light switch. Every vehicle has one. Some vehicles include a switch on the light, and one on the dashboard. The switch that controls the brightness of your dashboard display also can turn on the dome light, when the switch is at its highest setting. Turn the switch to the lowest setting to see if the light turns off. You have a bad control switch if adjusting the knob does not dim the dashboard display at all.