GMC Sierra 2018 Owner's Manual page 166

driving position when the vehicle is
shifted out of R (Reverse) or the
engine is turned off. See Reverse
Tilt Mirrors 0 49.
Select Off, On - Driver and
Passenger, On - Driver, or On -
Passenger.
Auto Mirror Folding
When on, the outside mirrors will
automatically fold or unfold when
the Remote Keyless Entry (RKE)
transmitter lock or unlock button is
pressed and held. See Folding
Mirrors 0 47.
Select Off or On.
Lighting
Select and the following may
display:
Vehicle Locator Lights
Exit Lighting
Vehicle Locator Lights
This feature will flash the exterior
lamps and allows some of the
exterior lamps and most of the
interior lamps to turn on briefly when
on the Remote Keyless Entry
(RKE) transmitter is pressed to
locate the vehicle.
Select Off or On.
Exit Lighting
This allows the selection of how
long the exterior lamps stay on
when leaving the vehicle when it is
dark outside.
Select Off, 30 Seconds, 60 Seconds,
or 120 Seconds.
Power Door Locks
Select and the following may
display:
Auto Door Unlock
Delayed Door Lock
Auto Door Unlock
This allows selection of which of the
doors will automatically unlock when
the vehicle is shifted into P (Park).
Select Off, All Doors, or Driver Door.
Instruments and Controls
Delayed Door Lock
When on, this feature will delay the
locking of the doors. To override the
delay, press the power door lock
switch on the door.
Select Off or On.
Remote Lock, Unlock, Start
Select and the following may
display:
Remote Unlock Light Feedback
Remote Lock Feedback
Remote Door Unlock
Remote Start Auto Cool Seats
Remote Start Auto Heat Seats
Remote Left in Vehicle Alert
Remote Unlock Light Feedback
When on, the exterior lamps will
flash when unlocking the vehicle
with the RKE transmitter.
Select Off or Flash Lights.
Remote Lock Feedback
This allows selection of what type of
feedback is given when locking the
vehicle with the RKE transmitter.
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