Reading Lamps; Lighting Features; Entry Lighting; Exit Lighting - GMC Chevrolet Silverado 2500HD 2021 Owner's Manual

ON/OFF : Press to turn the dome lamps
on manually. Press again to turn the dome
lamps off.

Reading Lamps

There are reading lamps on the overhead
console and over the rear seats. These lamps
come on when any door is opened.
To operate, the ignition must be on, or in
ACC/ACCESSORY, or using Retained Accessory
Power (RAP).
Front Reading Lamps
The front reading lamps are in the overhead
console.
Press the lamp lenses to turn the front
reading lamps on or off.
Rear Reading Lamps
The rear reading lamps are over the rear
seats.
Press the lamp lens to turn the rear reading
lamps on or off.

Lighting Features

Entry Lighting

Some exterior lamps turn on briefly at
night, or in areas with limited lighting,
when is pressed on the remote key. After
about 30 seconds the exterior lamps turn
off. When any door is opened or the remote
unlock is pressed, all interior lights turn on
and then interior lamps dim to off after
20 seconds.
Lighting
The entry lighting feature for exterior
lighting can be changed. See Vehicle
Locator Lights under Vehicle Personalization
0 126.

Exit Lighting

Some exterior lamps come on at night, or in
areas with limited lighting, when the driver
door is opened after the ignition is turned
off. The dome lamp comes on when any
door is opened or after the ignition is
turned off. The exterior lamps and dome
lamp remain on after the door is closed for
a set amount of time, then automatically
turn off.
The exterior lamps turn off immediately by
turning the exterior lamp control off.
The exit lighting for exterior lights can be
changed. See Vehicle Personalization 0 126.

Battery Load Management

The vehicle has Electric Power Management
(EPM), which estimates the battery's
temperature and state of charge. It then
adjusts the voltage for best performance
and extended life of the battery.
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