2019 BUICK CASCADA ECU

Buick Cascada Owner Manual (GMNA-Localizing-U.S.-12461774) - 2019 -
CRC - 3/26/18
Keys, Doors, and Windows 21
Keys, Doors, and
Windows
Keys and Locks
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Remote Keyless Entry (RKE)System . . . . . . . . . . . . . . . . . . . . . . . 23
Remote Keyless Entry (RKE) System Operation . . . . . . . . . . . . 23
Remote Vehicle Start . . . . . . . . . . 26
Door Locks . . . . . . . . . . . . . . . . . . . . 27
Power Door Locks . . . . . . . . . . . . . 28
Delayed Locking . . . . . . . . . . . . . . . 28
Automatic Door Locks . . . . . . . . . 29
Lockout Protection . . . . . . . . . . . . . 29
Doors
Trunk . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Vehicle Security
Vehicle Security . . . . . . . . . . . . . . . . 31
Vehicle Alarm System . . . . . . . . . 31
Immobilizer . . . . . . . . . . . . . . . . . . . . 32
Immobilizer Operation . . . . . . . . . 32
Exterior Mirrors
Convex Mirrors . . . . . . . . . . . . . . . . 33
Power Mirrors . . . . . . . . . . . . . . . . . . 33
Folding Mirrors . . . . . . . . . . . . . . . . . 34
Heated Mirrors . . . . . . . . . . . . . . . . . 34
Interior Mirrors
Interior Rearview Mirrors . . . . . . . 34
Automatic Dimming Rearview Mirror . . . . . . . . . . . . . . . . . . . . . . . . . 34
Windows
Windows . . . . . . . . . . . . . . . . . . . . . . . 34
Power Windows . . . . . . . . . . . . . . . 35
Sun Visors . . . . . . . . . . . . . . . . . . . . . 37
Roof
Convertible Top . . . . . . . . . . . . . . . . 37
Keys and Locks
Keys
{Warning
Leaving children in a vehicle with
an ignition key or Remote
Keyless Entry (RKE) transmitter is
dangerous and children or others
could be seriously injured or
killed. They could operate the
power window or other controls or
make the vehicle move. The
windows will function with the key
in the ignition or with the RKE
transmitter in the vehicle, and
children or others could be caught
in the path of a closing window.
Do not leave children in a vehicle
with the ignition key or an RKE
transmitter.

Buick Cascada Owner Manual (GMNA-Localizing-U.S.-12461774) - 2019 -
CRC - 3/26/18
24 Keys, Doors, and Windows
The turn signal indicators may flash
to indicate unlocking.
Pressing
Kwill disarm the alarm
system. See Vehicle Alarm System
0 31.
Q:Press to lock both doors, the
trunk, and the fuel door.
The turn signal indicators may flash
and/or the horn may sound on the
second press to indicate locking.
See Vehicle Personalization 0116.
If the driver door is open when
Qis
pressed and Open Door
Anti-Lockout is enabled, all doors
will lock and then the driver door will
immediately unlock. See Vehicle
Personalization 0116.
If the passenger door is open when
Qis pressed, both doors lock.
Pressing
Qmay also arm the alarm
system. See Vehicle Alarm System
0 31.
V:Press and hold to release the
trunk.
7: Press and release one time to
initiate vehicle locator. The exterior
lamps flash and the horn chirps
three times.
Press and hold
7for at least
three seconds to sound the panic
alarm. The horn sounds and the
turn signals flash for 30 seconds,
or until
7is pressed again or the
vehicle is started.
/: Press and releaseQand then
immediately press and hold
/for at
least four seconds to start the
engine from outside the vehicle
using the RKE transmitter. See
Remote Vehicle Start 026.
The buttons on the transmitter are
disabled when there is a key in the
ignition.
Programming Keys to the
Vehicle
Only keys programmed to the
vehicle will work. If a key is lost or
stolen, a replacement can be
purchased and programmed through
your dealer. The vehicle can be reprogrammed so that lost or stolen
keys no longer work. Any remaining
keys will need to be reprogrammed.
Each vehicle can have up to eight
keys matched to it.
Programming with
Recognized Keys
To program a new key:
1. Insert the original, already programmed key in the ignition
and turn the ignition on.
2. Turn the ignition off and remove the key.
3. Quickly, within five seconds, insert the second original
already programmed key in the
ignition and turn the ignition on.
4. Insert the new key to be programmed and turn the
ignition on within five seconds.
The security light will turn off
once the key has been
programmed.
5. Repeat Steps 1–5 if additional keys are to be programmed.

Buick Cascada Owner Manual (GMNA-Localizing-U.S.-12461774) - 2019 -
CRC - 3/26/18
Keys, Doors, and Windows 25
If a key is lost or damaged, see your
dealer to have a new key made.
Programming without
Recognized Keys
Program a new key to the vehicle
when a recognized key is not
available.
If two currently recognized keys are
not available, follow this procedure
to program the first key.
This procedure will take
approximately 30 minutes to
complete for the first key. The
vehicle must be off and all of the
keys you wish to program must be
with you.1. Insert the new vehicle key into the ignition.
2. Turn the ignition on. The security light will come on.
3. Wait 10 minutes until the security light turns off.
4. Turn the ignition off.
5. Repeat Steps 2–4 two more times. After the third time, turn
the ignition on; the key is learned and all previously
known keys will no longer work
with the vehicle.
6. To learn the second key, turn the ignition off and insert the
second key to be learned and
rotate the ignition on.
After the two keys are learned,
remaining keys can be learned by
following the procedure in
“Programming with
Recognized Keys.”
Battery Replacement
Caution
When replacing the battery, do
not touch any of the circuitry on
the transmitter. Static from your
body could damage the
transmitter.
The battery is not rechargeable. To
replace the battery: 1. Press the button on the RKE transmitter to extend the key.
2. Remove the battery cover byprying it with a finger.
3. Remove the battery by pushing on the battery and sliding it
toward the key blade.
4. Insert the new battery, positive side facing up. Push the
battery down until it is held in
place. Replace with a CR 2032
or equivalent battery.
5. Snap the battery cover back on to the transmitter.

Buick Cascada Owner Manual (GMNA-Localizing-U.S.-12461774) - 2019 -
CRC - 3/26/18
30 Keys, Doors, and Windows
Warning (Continued)
.Adjust the climate control
system to a setting that
brings in only outside air
and set the fan speed to the
highest setting. See
“Climate Control Systems”
in the Index.
. If the vehicle is equipped
with a power liftgate, disable
the power liftgate function.
See Engine Exhaust 0151.
Trunk Release
To open the trunk, the vehicle must
be off or the shift lever must be in
P (Park).
.
Press the lower half of the
emblem on the trunk lid.
. Press and hold
Von the
Remote Keyless Entry (RKE)
transmitter.
Emergency Trunk Release
Handle
Caution
Do not use the emergency trunk
release handle as a tie-down or
anchor point when securing items
in the trunk as it could damage
the handle.

Buick Cascada Owner Manual (GMNA-Localizing-U.S.-12461774) - 2019 -
CRC - 3/26/18
Keys, Doors, and Windows 31
There is a glow-in-the-dark
emergency trunk release handle on
the trunk lid. This handle will glow
following exposure to light. Pull the
release handle to open the trunk
from the inside.
After pulling the emergency trunk
release handle, push the handle
back into the bezel
Vehicle Security
This vehicle has theft-deterrent
features; however, they do not make
the vehicle impossible to steal.
Vehicle Alarm System
This vehicle has an anti-theft alarm
system.
The indicator light, on the
instrument panel near the
windshield, indicates the status of
the system:
Off :Alarm system is disarmed. On Solid :
Vehicle is secured
during the delay to arm the system.
Fast Flash : Vehicle is unsecured.
A door, the hood, the convertible
top, or the trunk is open.
Slow Flash : Alarm system is
armed.
Arming the Alarm System
1. Close the trunk and the hood. Turn off the vehicle.
2. Lock the vehicle in one of two ways:
.Use the RKE transmitter.
. With a door open, press the
inside
Q.
3. After 30 seconds the alarm system will arm, and the
indicator light will begin to
slowly flash indicating the
alarm system is operating.
Pressing
Qon the RKE
transmitter a second time will
bypass the 30-second delay
and immediately arm the alarm
system.

Buick Cascada Owner Manual (GMNA-Localizing-U.S.-12461774) - 2019 -
CRC - 3/26/18
32 Keys, Doors, and Windows
The vehicle alarm system will not
arm if the doors are locked with
the key.
If the driver door is opened without
first unlocking with the RKE
transmitter, the horn will chirp and
the turn signal lights will flash to
indicate pre-alarm. If the vehicle is
not started, or the door is not
unlocked by pressing
Kon the RKE
transmitter during the 10-second
pre-alarm, the alarm will be
activated.
If a door, the hood, or the trunk is
opened without first disarming the
system, the turn signals will flash
and the horn will sound for about
30 seconds. The alarm system will
then re-arm to monitor for the next
unauthorized event.
Disarming the Alarm System
Do one of the following to disarm
the alarm system or turn off the
alarm if it has been activated:
. Press
KandQon the RKE
transmitter.
. Start the vehicle. To avoid setting off the alarm by
accident:
.
Lock the vehicle after all
occupants have left the vehicle
and all doors are closed.
. Always unlock a door with the
RKE transmitter.
Unlocking the driver door with the
key will not disarm the system or
turn off the alarm.
How to Detect a Tamper
Condition
IfKis pressed on the RKE
transmitter and the horn chirps and
the turn signal lights flash three
times, an alarm occurred previously
while the alarm system was armed.
If the alarm has been activated, a
message will appear on the DIC.
Immobilizer
See Radio Frequency Statement
0 279.
Immobilizer Operation
This vehicle has a passive
theft-deterrent system.
The system does not have to be
manually armed or disarmed.
The vehicle is automatically
immobilized when the key is
removed from the ignition.
The system is automatically
disarmed when the vehicle is
started with the correct key. The key
uses a transponder that matches an
immobilizer control unit in the
vehicle and automatically disarms
the system. Only the correct key
starts the vehicle. The vehicle may
not start if the key is damaged.
The security light in the instrument
cluster comes on if there is a
problem with arming or disarming
the theft-deterrent system.

Buick Cascada Owner Manual (GMNA-Localizing-U.S.-12461774) - 2019 -
CRC - 3/26/18
Keys, Doors, and Windows 33
When trying to start the vehicle, the
security light comes on briefly when
the ignition is turned on.
If the engine does not start and the
security light stays on, there is a
problem with the system. Turn the
ignition off and try again.
If the engine still does not start, and
the key appears to be undamaged
or the light continues to stay on, try
another ignition key.
If the engine still does not start with
the other key, the vehicle needs
service. If the vehicle does start, the
first key may be damaged. See your
dealer who can service the
theft-deterrent system and have a
new key made.
Do not leave the transmitter or
device that disarms or deactivates
the theft-deterrent system in the
vehicle.Exterior Mirrors
Convex Mirrors
{Warning
A convex mirror can make things,
like other vehicles, look farther
away than they really are. If you
cut too sharply into the right lane,
you could hit a vehicle on the
right. Check the inside mirror or
glance over your shoulder before
changing lanes.
The passenger side mirror is convex
shaped. A convex mirror's surface is
curved so more can be seen from
the driver seat.
Power Mirrors
1. Turn the selector switch to L (Left) or R (Right) to choose
the driver or passenger mirror.
2. Move the control to adjust the mirror.
3. Turn the selector switch to
9
to deselect the mirror.

Buick Cascada Owner Manual (GMNA-Localizing-U.S.-12461774) - 2019 -
CRC - 3/26/18
40 Keys, Doors, and Windows
temperature. If necessary, move
the vehicle to a heated indoor
area to operate the top.
. If the top has recently been
cycled repeatedly or left in an
intermediate state, it will be
temporarily disabled. A DIC
message displays. Normal
operation will be restored within
10 minutes after the system has
cooled.
. If the vehicle battery is low, the
power top operation may be
disabled. Try to start the vehicle.
A DIC message displays.
. If the battery has recently been
reconnected or if the vehicle has
been jump started, the top may
not operate until the power
windows have been
programmed. Complete the
power window programming
procedure. See Power Windows
0 35. Other features may be affected
while operating the convertible top:
.
The trunk can only be opened
when the convertible top is
completely opened or closed.
. The windows cannot close while
the top is moving.
. When driving with the top not
fully secured, chimes can be
heard above 80 km/h (50 mph).
If the vehicle battery has been
disconnected and reconnected,
if the fuses were pulled or replaced,
or if a jump start was performed, the
TOP NOT SECURE message may
display. Press and hold the front of
the convertible top switch to close
the top, or pull and hold the switch
to open the top, until this message
is cleared.
Partial Top Cycling
If the convertible top operation is
stopped before completion, the top
will temporarily hold its position.
If the ignition is on or in ACC/
ACCESSORY, the top will be held
for up to 10 minutes. If the vehicle is moving or off, the amount of time
will vary from a few seconds to
about a minute.
Chimes and DIC messages will be
displayed before the top will move.
When this occurs, immediately finish
the convertible top operation by
pressing the switch again until it
completes.
If the top cannot be secured, keep
clear of the top components. In
some conditions the top may move
quickly.
Do not drive with the convertible top
in an unsecured position. The top
components may move
unexpectedly. In some cases the
top may not be able to be power
operated. If this occurs, follow the
DIC messages displayed.
If the tonneau cover is not secured
and latched, and the vehicle is
moving above 10 km/h (6 mph), the
tonneau cover may automatically
move to a stable position.