Buick LaCrosse: Entry Lighting
The headlamps, taillamps, license
plate lamps, back-up lamps, dome
lamps, and most of the interior lights
turn on briefly when the Remote
Keyless Entry (RKE) 
button is
pressed, or when the door handle is
pulled on a keyless access vehicle.
See Ignition Positions (Key Access) or Ignition Positions (Keyless Access).
After about 30 seconds the exterior
lamps turn off, then the dome lamps
and remaining interior lights dim to
off. Entry lighting can be disabled
manually by changing the ignition
out of the OFF position, or by
pressing the RKE 
button.
This feature can be changed. See Vehicle Personalization.
Exit Lighting
The headlamps, taillamps, parking
lamps, back-up lamps, and license
plate lamps come on at night, or in
areas with limited lighting, when the
key is removed from the ignition.
The dome lamps ...
See also:
Vehicle capacity weight
The load capacity of your vehicle is determined by weight, not by available cargo
space. The maximum load you can carry in your vehicle is shown on the vehicle placard
attached to the driver†...
Problems with Night View Assist Plus
Problem
Possible causes/consequences and - Solutions
The picture quality of
Night View Assist Plus
has deteriorated.
The windshield wipers are smearing the windshield.
...
Brake warning light
or
This light functions for both the parking brake and
the foot brake systems.
Parking brake indicator
When the ignition switch is placed in the ON
position, the light comes on when the parking
...
