Black plate (31,1)Cadillac DTS Owner Manual - 2011Parade DimmingThis feature prohibits dimming of the digital displaysand backlighting during daylight hours when the key isin the ignition and the headlamps are on. This feature isfully automatic. When the light sensor reads darknessoutside and the parking lamps are active, the digitaldisplays can be adjusted by turning the instrumentpanel brightness knob counterclockwise to dim andclockwise to brighten lighting.Reading LampsThe reading lamps are located on the overhead consoleon the headliner and in the rear door opening. Theselamps come on automatically when any door is openedand it is dark outside.For manual operation, press the button to turn them on.Press it again to turn them off.If the reading lamps are left on, they automatically shutoff 10 minutes after the ignition has been turned off.Footwell LampsFor vehicles with footwell lamps, they are located underthe instrument panel and at the rear of the front seats.These lamps provide soft light to the front and rear floorareas. They dim with the instrument panel cluster lights.Footwell lighting brightness can be adjusted with theinstrument panel brightness control located below theexterior lamps control. See Instrument Panel Brightnesson page 4‑30. The footwell lights will turn off before theinstrument panel lights are at their lowest level ofbrightness.Battery Load ManagementThis feature monitors the vehicle's electrical load anddetermines when the battery is in a heavy dischargecondition. During times of high electrical loading, theengine may idle at a higher revolutions per minute (rpm)setting than normal to make sure the battery charges.High electrical loads may occur when several of thefollowing are on: headlamps, high beams, fog lamps,rear window defogger, the climate control fan at highspeeds, heated seats and engine cooling fans.If the battery continues to discharge, even with theengine idling at a higher rpm setting, some electricalloads will automatically be reduced. When this occurs,the rear window defogger may take slightly longer toclear the glass, the heated seats may not get as warmas they usually do and the climate control fan maycut back to a lower speed. For more battery savinginformation, see “Battery Saver Active Message” underDIC Warnings and Messages on page 4‑65.4-31
