Daytime Running; Lamps (Drl); Automatic Headlamp; System - Cadillac CTS 2015 Owner's Manual

Cadillac CTS Owner Manual (GMNA-Localizing-MidEast-8087697) - 2015 -
crc - 6/17/14
6-4 Lighting
stay on as long as the lever is
held there. Release the lever to
turn them off.
If the headlamps are in
high-beam mode, they will go to
low beam.

Daytime Running

Lamps (DRL)

DRL can make it easier for others to
see the front of your vehicle during
the day.
The dedicated DRL will come on
when all of the following conditions
are met:
The ignition is on.
The exterior lamp control is
in AUTO.
The light sensor determines it is
daytime.
The parking brake is released or
the vehicle is not in P (Park).
The taillamps, instrument panel
lights, and other lamps will not
be on.
The DRL turn off when the
headlamps are turned to
ignition is off.

Automatic Headlamp

System

When the exterior lamp control is
set to AUTO and it is dark enough
outside, the headlamps come on
automatically.
If equipped, the light sensor is on
top of the instrument panel or on the
windshield near the rearview mirror.
Black plate (4,1)
Do not cover the sensor, otherwise
the headlamps will come on when
or the
they are not needed.
The system may also turn on the
headlamps when driving through a
parking garage or tunnel.
If the vehicle is started in a dark
garage, the automatic headlamp
system comes on immediately. If it
is light outside when the vehicle
leaves the garage, there is a slight
delay before the automatic
headlamp system changes to the
DRL. During that delay, the
instrument cluster may not be as
bright as usual. Make sure the
instrument panel brightness control
is in the full bright position. See
Instrument Panel Illumination
Control on page 6-6.
When it is bright enough outside,
the headlamps will turn off or may
change to Daytime Running
Lamps (DRL).