2020 BUICK ENVISION sunroof

Buick Envision Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
13555857) - 2020 - CRC - 3/26/19
Keys, Doors, and Windows 7
Keys, Doors, and
Windows Keys and Locks Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Remote Keyless Entry (RKE)
System . . . . . . . . . . . . . . . . . . . . . . . . 8
Remote Keyless Entry (RKE)
System Operation . . . . . . . . . . . . . 8
Remote Vehicle Start . . . . . . . . . . 14
Door Locks . . . . . . . . . . . . . . . . . . . . 16
Power Door Locks . . . . . . . . . . . . . 18
Delayed Locking . . . . . . . . . . . . . . . 18
Automatic Door Locks . . . . . . . . . 18
Lockout Protection . . . . . . . . . . . . . 18
Safety Locks . . . . . . . . . . . . . . . . . . . 19
Doors Liftgate . . . . . . . . . . . . . . . . . . . . . . . . 20
Vehicle Security Vehicle Security . . . . . . . . . . . . . . . . 25
Vehicle Alarm System . . . . . . . . . 25
Immobilizer . . . . . . . . . . . . . . . . . . . . 26
Immobilizer Operation . . . . . . . . . 26
Exterior Mirrors
Convex Mirrors . . . . . . . . . . . . . . . . 27
Power Mirrors . . . . . . . . . . . . . . . . . . 27 Folding Mirrors . . . . . . . . . . . . . . . . . 28
Heated Mirrors . . . . . . . . . . . . . . . . . 28
Automatic Dimming Mirror . . . . . 28
Reverse Tilt Mirrors . . . . . . . . . . . . 28
Interior Mirrors Interior Rearview Mirrors . . . . . . . 28
Automatic Dimming Rearview
Mirror . . . . . . . . . . . . . . . . . . . . . . . . . 28
Windows Windows . . . . . . . . . . . . . . . . . . . . . . . 29
Power Windows . . . . . . . . . . . . . . . 29
Sun Visors . . . . . . . . . . . . . . . . . . . . . 31
Roof Sunroof . . . . . . . . . . . . . . . . . . . . . . . . 31 Keys and Locks Keys
{ WarningLeaving children in a vehicle with
a Remote Keyless Entry (RKE)
transmitter is dangerous and
children or others could be
seriously injured or killed. They
could operate the power windows
or other controls or make the
vehicle move. The windows will
function 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 an RKE
transmitter.

Buick Envision Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
13555857) - 2020 - CRC - 3/26/19
Keys, Doors, and Windows 29
Windows
{ WarningNever leave a child, a helpless
adult, or a pet alone in a vehicle,
especially with the windows
closed in warm or hot weather.
They can be overcome by the
extreme heat and suffer
permanent injuries or even death
from heat stroke. The vehicle aerodynamics are
designed to improve fuel economy
performance. This may result in a
pulsing sound when either rear
window is down and the front
windows are up. To reduce the
sound, open either a front window
or the sunroof, if equipped.
Power Windows
{ WarningChildren could be seriously
injured or killed if caught in the
path of a closing window. Never
leave the Remote Keyless Entry
(RKE) transmitter in a vehicle with
children. When there are children
in the rear seat, use the window
lockout switch to prevent
operation of the windows. See
Keys 0 7 . Power windows work when the
ignition is on, in ACC/ACCESSORY,
or when Retained Accessory Power
(RAP) is active. See Retained
Accessory Power (RAP) 0 179 .
Using the window switch, press to
open or pull to close the window.
The windows may be temporarily
disabled if they are used repeatedly
within a short time.
Window Lockout
This feature stops the rear window
switches from working.

Buick Envision Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
13555857) - 2020 - CRC - 3/26/19
Keys, Doors, and Windows 314. Open the window and continue
to press the switch briefly after
the window has fully opened.
Sun Visors
Pull the sun visor down to block
glare. Detach the sun visor from the
center mount to pivot to the side
window and, if equipped, extend
along the rod. Roof Sunroof
1. Sunroof Switch
2. Sunshade Switch
If equipped, the sunroof only
operates when the ignition is on or
in ACC/ACCESSORY, or when
Retained Accessory Power (RAP) is
active. See Retained Accessory
Power (RAP) 0 179 . Sunroof Switch
Express-Open/Express-Close : To
express-open the sunroof, fully
press and release
e (1). Press
the switch again to stop it. To
express-close the sunroof, fully
press and release
g (1). Press
the switch again to stop it.
Open/Close (Manual Mode) : To
open the sunroof, press and hold
e (1) until the sunroof reaches
the desired position. Press and hold
g (1) to close it.
Vent : From the closed position,
press
e (1) to vent the sunroof.
Sunshade Switch
Express-Open/Express-Close : To
express-open the sunshade, fully
press and release
r (2). To
express-close the sunshade, fully
press and release
s (2). Press the
switch again to stop it.

Buick Envision Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
13555857) - 2020 - CRC - 3/26/19
32 Keys, Doors, and Windows Open/Close : To open the
sunshade, press and hold
r (2)
until the sunshade reaches the
desired position. Press
s (2) to
close the sunshade.
When the sunroof is opened, an air
deflector will automatically raise.
The air deflector will retract when
the sunroof is closed.
Automatic Reversal System The sunroof has an automatic
reversal system that is only active
when the sunroof is operated in
express-close mode.
If an object is in the path while
express closing, the reversal system
will detect an object, stop, and open
the sunroof again.
If frost or other conditions prevent
closing, override the feature by
closing the sunroof in manual mode.
To stop movement, release the
switch.
In the event of closing difficulties
like frost or other conditions, it is
possible to override the reversal system. To override the reversal
system, close in manual mode. To
stop the movement, release the
switch.
Dirt and debris may collect on the
sunroof seal or in the track. This
could cause an issue with sunroof
operation or noise. It could also plug
the water drainage system.
Periodically open the sunroof and
remove any obstacles or loose
debris. Wipe the sunroof seal and
roof sealing area using a clean
cloth, mild soap, and water. Do not
remove grease from the sunroof. If water is seen dripping into the
water drainage system, this is
normal.

Buick Envision Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
13555857) - 2020 - CRC - 2/25/19
Driving and Operating 179Warning (Continued) vehicle. Possible heater
cord and thermostat
damage could occur.
.
While in use, do not let the
heater cord touch vehicle
parts or sharp edges. Never
close the hood on the
heater cord.
.
Before starting the vehicle,
unplug the cord, reattach
the cover to the plug, and
securely fasten the cord.
Keep the cord away from
any moving parts.
5. Before starting the engine, be
sure to unplug and store the
cord as it was before to keep it
away from moving engine
parts. If you do not it could be
damaged.
The length of time the heater should
remain plugged in depends on
several factors. Ask a dealer in the
area where you will be parking the
vehicle for the best advice on this. Retained Accessory
Power (RAP) These vehicle accessories can be
used for up to 10 minutes after the
engine is turned off:
.
Audio system
.
Power windows
.
Sunroof (if equipped)
Power to the audio system will
continue to operate for up to
10 minutes or until the driver door is
opened.
Power to the power windows and
sunroof will continue to operate for
up to 10 minutes or until any door is
opened.
All these features will work when the
vehicle is on or in ACC/
ACCESSORY.
Shifting Into Park To shift into P (Park):
1. Hold the brake pedal down and
set the parking brake. See Electric Parking Brake
0 186 .
2. Move the shift lever into
P (Park) by holding in the
button on the back of the shift
lever and pushing the lever all
the way toward the front of the
vehicle.
3. Turn the ignition off.
4. Take the Remote Keyless Entry
(RKE) transmitter with you.
Leaving the Vehicle with the
Engine Running
{ WarningIt can be dangerous to leave the
vehicle with the engine running.
It could overheat and catch fire.
It is dangerous to get out of the
vehicle if the shift lever is not fully
in P (Park) with the parking brake
firmly set. The vehicle can roll.
(Continued)

Buick Envision Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
13555857) - 2020 - CRC - 3/12/19
262 Vehicle Care
Fuses Usage
F1 –
F2 Front HVAC blower
F3 Power seat
F4 Lighter (China only)
F5 – Fuses Usage
F6 Front power
windows
F7 –
F8 Mid accessory
power outlet
F9 Body control
module 8
F10 Rear power windows Fuses Usage
F11 –
F12 Sunroof
F13 Front heated seats
F14 Outside rearview
mirror
F15 Body control
module 3
F16 –
F17 –
F18 Body control
module 7
F19 Data link connector
F20 SDM
F21 HVAC
F22 Liftgate release
F23 Passive entry/
Passive start
F24 OCC sensor
F25 Steering wheel
controls
F26 Column lock
assembly

Buick Envision Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
13555857) - 2020 - CRC - 2/25/19
312 Service and Maintenance parts, or signs of wear at least
once a year. See Exterior Care
0 300 .
.
Inspect power steering for
proper attachment, connections,
binding, leaks, cracks,
chafing, etc.
.
Visually inspect halfshafts and
drive shafts for excessive wear,
lubricant leaks, and/or damage
including: tube dents or cracks,
constant velocity joint or
universal joint looseness,
cracked or missing boots, loose
or missing boot clamps, center
bearing excessive looseness,
loose or missing fasteners, and
axle seal leaks.
.
Check restraint system
components. See Safety System
Check 0 52 .
.
Visually inspect fuel system for
damage or leaks.
.
Visually inspect exhaust system
and nearby heat shields for
loose or damaged parts. .
Lubricate body components. See
Exterior Care 0 300 .
.
Check starter switch. See Starter
Switch Check 0 252 .
.
Check parking brake and
automatic transmission park
mechanism. See Park Brake and
P (Park) Mechanism Check
0 252 .
.
Check accelerator pedal for
damage, high effort, or binding.
Replace if needed.
.
Visually inspect gas strut for
signs of wear, cracks, or other
damage. Check the hold open
ability of the strut. If the hold
open is low, service the gas
strut. See Gas Strut(s) 0 254 .
.
Inspect sunroof track and seal,
if equipped. See Sunroof 0 31 .

Buick Envision Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
13555857) - 2020 - CRC - 2/25/19
Index 359Roads
Driving, Wet . . . . . . . . . . . . . . . . . . 166
Roadside Assistance
Program . . . . . . . . . . . . . . . . . . . . . . . 330
Roof
Sunroof . . . . . . . . . . . . . . . . . . . . . . . . . 31
Roof Rack System . . . . . . . . . . . . . . . 93
Rotation, Tires . . . . . . . . . . . . . . . . . . 279
Routing, Engine Drive Belt . . . . . . 325
Running the Vehicle While
Parked . . . . . . . . . . . . . . . . . . . . . . . . 182
S Safety Defects Reporting
Canadian Government . . . . . . . . 336
General Motors . . . . . . . . . . . . . . . 337
U.S. Government . . . . . . . . . . . . . 336
Safety Locks . . . . . . . . . . . . . . . . . . . . . 19
Safety System Check . . . . . . . . . . . . 52
Scheduling Appointments . . . . . . . 331
Seat Belts . . . . . . . . . . . . . . . . . . . . . . . 45
Care . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Extender . . . . . . . . . . . . . . . . . . . . . . . . 52
How to Wear Seat Belts
Properly . . . . . . . . . . . . . . . . . . . . . . . 46
Lap-Shoulder Belt . . . . . . . . . . . . . . 48
Reminders . . . . . . . . . . . . . . . . . . . . .113
Replacing after a Crash . . . . . . . . 53 Seat Belts (cont'd)
Use During Pregnancy . . . . . . . . . . 51
Seats
Head Restraints . . . . . . . . . . . . . . . . 34
Heated and Ventilated Front . . . . 41
Heated, Rear . . . . . . . . . . . . . . . . . . . 45
Lumbar Adjustment, Front . . . . . . 36
Memory . . . . . . . . . . . . . . . . . . . . . . . . . 38
Power Adjustment, Front . . . . . . . 36
Rear . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Reclining Seatbacks . . . . . . . . . . . . 37
Securing Child Restraints . . . . 82, 84
Security
Light . . . . . . . . . . . . . . . . . . . . . . . . . . 122
OnStar . . . . . . . . . . . . . . . . . . . . . . . 342
Vehicle . . . . . . . . . . . . . . . . . . . . . . . . . 25
Vehicle Alarm . . . . . . . . . . . . . . . . . . . 25
Service . . . . . . . . . . . . . . . . . . . . . . . . . 159
Accessories and
Modifications . . . . . . . . . . . . . . . . 231
Doing Your Own Work . . . . . . . . 231
Maintenance Records . . . . . . . . 322
Maintenance, General
Information . . . . . . . . . . . . . . . . . . 309
Parts Identification . . . . . . . . . . . . 323
Scheduling Appointments . . . . . 331
Service Electric Parking
Brake Light . . . . . . . . . . . . . . . . . . . . 118 Services
Special Application . . . . . . . . . . . 316
Servicing the Airbag . . . . . . . . . . . . . 65
Shifting
Into Park . . . . . . . . . . . . . . . . . . . . . . 179
Out of Park . . . . . . . . . . . . . . . . . . . 180
Side Blind Zone Alert (SBZA) . . . 211
Signals, Turn and
Lane-Change . . . . . . . . . . . . . . . . . 148
Spare Tire
Compact . . . . . . . . . . . . . . . . . . . . . . 292
Special Application Services . . . . 316
Specifications and
Capacities . . . . . . . . . . . . . . . . . . . . . 324
Speedometer . . . . . . . . . . . . . . . . . . . 108
StabiliTrak
OFF Light . . . . . . . . . . . . . . . . . . . . . 120
Start Assist, Hill . . . . . . . . . . . . . . . . . 188
Start Vehicle, Remote . . . . . . . . . . . 14
Starter Switch Check . . . . . . . . . . . 252
Starting the Engine . . . . . . . . . . . . . 175
Steering . . . . . . . . . . . . . . . . . . . . . . . . 164
Heated Wheel . . . . . . . . . . . . . . . . . . 95
Wheel Adjustment . . . . . . . . . . . . . . 95
Wheel Controls . . . . . . . . . . . . . . . . . 95
Stop/Start System . . . . . . . . . . . . . . 176
Storage
Rear . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88