2019 BUICK ENVISION ECU

Buick Envision Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
12032235) - 2019 - CRC - 6/27/18
OnStar 359
OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION
WITH THE SOFTWARE OR THE
USE OR OTHER DEALINGS IN
THE SOFTWARE.
Except as contained in this notice,
the name of a copyright holder shall
not be used in advertising or
otherwise to promote the sale, use
or other dealings in this Software
without prior written authorization of
the copyright holder.
unzip:
This is version 2005-Feb-10 of the
Info-ZIP copyright and license.
The definitive version of this
document should be available
at ftp://ftp.info-zip.org/pub/infozip/
license.html indefinitely.
Copyright (c) 1990-2005 Info-ZIP. All
rights reserved.
For the purposes of this copyright
and license,“Info-ZIP”is defined as
the following set of individuals:
Mark Adler, John Bush, Karl Davis,
Harald Denker, Jean-Michel Dubois,
Jean-loup Gailly, Hunter Goatley, Ed Gordon, Ian Gorman, Chris
Herborth, Dirk Haase, Greg Hartwig,
Robert Heath, Jonathan Hudson,
Paul Kienitz, David Kirschbaum,
Johnny Lee, Onno van der Linden,
Igor Mandrichenko, Steve P. Miller,
Sergio Monesi, Keith Owens,
George Petrov, Greg Roelofs, Kai
Uwe Rommel, Steve Salisbury,
Dave Smith, Steven M. Schweda,
Christian Spieler, Cosmin Truta,
Antoine Verheijen, Paul von Behren,
Rich Wales, Mike White.
This software is provided
“as is,”
without warranty of any kind,
express or implied. In no event shall
Info-ZIP or its contributors be held
liable for any direct, indirect,
incidental, special or consequential
damages arising out of the use of or
inability to use this software.
Permission is granted to anyone to
use this software for any purpose,
including commercial applications,
and to alter it and redistribute it
freely, subject to the following
restrictions: 1. Redistributions of source code
must retain the above copyright
notice, definition, disclaimer,
and this list of conditions.
2. Redistributions in binary form (compiled executables) must
reproduce the above copyright
notice, definition, disclaimer,
and this list of conditions in
documentation and/or other
materials provided with the
distribution. The sole exception
to this condition is redistribution
of a standard UnZipSFX binary
(including SFXWiz) as part of a
self-extracting archive; that is
permitted without inclusion of
this license, as long as the
normal SFX banner has not
been removed from the binary
or disabled.
3. Altered versions–including, but not limited to, ports to new
operating systems, existing
ports with new graphical
interfaces, and dynamic,
shared, or static library
versions–must be plainly
marked as such and must not

Buick Envision Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
12032235) - 2019 - CRC - 6/27/18
362 Connected Services
2. Say“Repeat.” System
responds with the last direction
given, then responds with
“OnStar ready,” then a tone.
Get My Destination
1. Press
=. System responds:
“OnStar ready,” then a tone.
2. Say “Get my destination.”
System responds with the
address and distance to the
destination, then responds with
“OnStar ready,” then a tone.
Send Destination to Vehicle
Directions can be sent to the
vehicle’s navigation screen,
if equipped.
Press
Q, then ask the Advisor to
download directions to the vehicle’s
navigation system, if equipped. After
the call ends, the navigation screen
will provide prompts to begin driving
directions. Routes that are sent to
the navigation screen can only be
canceled through the navigation
system. See www.onstar.com (U.S.) or
www.onstar.ca (Canada).
Connections
The following services help with
staying connected.
For coverage maps, see
www.onstar.com (U.S.) or
www.onstar.ca (Canada).
Ensuring Security
.
Change the default passwords
for the Wi-Fi hotspot and
myBuick mobile application.
Make these passwords different
from each other and use a
combination of letters, numbers,
and symbols to increase the
security.
. Change the default name of the
SSID (Service Set Identifier).
This is your network’s name that
is visible to other wireless
devices. Choose a unique name
and avoid family names or
vehicle descriptions. Wi-Fi Hotspot (If Equipped)
The vehicle may have a built-in
Wi-Fi hotspot that provides access
to the Internet and web content at
4G LTE speed. Up to seven mobile
devices can be connected. A data
plan is required. Use the in-vehicle
controls only when it is safe to
do so.
1. To retrieve Wi-Fi hotspot information, press
=to open
the OnStar app on the
infotainment display, then
select Wi-Fi Hotspot. On some
vehicles, touch Wi-Fi or Wi-Fi
Settings on the screen.
2. The Wi-Fi settings will display the Wi-Fi hotspot name (SSID),
password, and on some
vehicles, the connection type
(no Internet connection, 3G,
4G, 4G LTE), and signal quality
(poor, good, excellent).
3. To change the SSID or password, press
Qor call
1-888-4ONSTAR to connect
with an Advisor. On some

Buick Envision Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
12032235) - 2019 - CRC - 6/27/18
Index 365
IndexA
About Driving the Vehicle . . . . . . . . . 2
Accessories andModifications . . . . . . . . . . . . . . . . . . 245
Accessory Power . . . . . . . . . . . . . . . 194
Adaptive Cruise Control . . . . . . . . 208
Add-On Electrical Equipment . . . 242
Additional Information
OnStar . . . . . . . . . . . . . . . . . . . . . . . 355
Additional Maintenance
and Care . . . . . . . . . . . . . . . . . . . . . . 329
Adjustments Lumbar, Front Seats . . . . . . . . . . . . 56
Thigh Support . . . . . . . . . . . . . . . . . . 57
Air Cleaner/Filter, Engine . . . . . . . 254
Air Conditioning . . . . . . . . . . . 169, 172
Air Filter, Passenger Compartment . . . . . . . . . . . . . . . . . 174
Air Vents . . . . . . . . . . . . . . . . . . . . . . . 174
Airbag System
Check . . . . . . . . . . . . . . . . . . . . . . . . . . 85
How Does an AirbagRestrain? . . . . . . . . . . . . . . . . . . . . . 78
Passenger Sensing System . . . . 80
What Makes an Airbag
Inflate? . . . . . . . . . . . . . . . . . . . . . . . . 78
What Will You See after an Airbag Inflates? . . . . . . . . . . . . . . . 79 Airbag System (cont'd)
When Should an Airbag
Inflate? . . . . . . . . . . . . . . . . . . . . . . . . 77
Where Are the Airbags? . . . . . . . . 75
Airbags Adding Equipment to theVehicle . . . . . . . . . . . . . . . . . . . . . . . . 84
Passenger Status Indicator . . . 130
Readiness Light . . . . . . . . . . . . . . 130
Servicing Airbag-Equipped Vehicles . . . . . . . . . . . . . . . . . . . . . . . 84
System Check . . . . . . . . . . . . . . . . . . 73
Alarm Vehicle Security . . . . . . . . . . . . . . . . 44
Alert Lane Change . . . . . . . . . . . . . . . . . 226
Side Blind Zone (SBZA) . . . . . . 226
All-Season Tires . . . . . . . . . . . . . . . . 278
All-Wheel Drive . . . . . . . . . . . . 200, 264
Antilock Brake System (ABS) . . . 200
Warning Light . . . . . . . . . . . . . . . . . 135
Appearance Care Exterior . . . . . . . . . . . . . . . . . . . . . . . 312
Interior . . . . . . . . . . . . . . . . . . . . . . . . 316
Armrest Rear Seat . . . . . . . . . . . . . . . . . . . . . . 64
Assistance Program, Roadside . . . . . . . . . . . . . . . . . . . . . . 343

Buick Envision Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
12032235) - 2019 - CRC - 6/27/18
366 Index
Assistance Systems forDriving . . . . . . . . . . . . . . . . . . . . . . . . 222
Assistance Systems for Parking and Backing . . . . . . . . . . 217
Auto Stop Stop/Start System . . . . . . . . . . . . 191
Automatic
Dimming Mirrors . . . . . . . . . . . . . . . . 48
Door Locks . . . . . . . . . . . . . . . . . . . . . 38
Forward Braking . . . . . . . . . . . . . . 224
Headlamp System . . . . . . . . . . . . 163
Transmission . . . . . . . . . . . . . . . . . 197
Transmission Fluid . . . . . . . . . . . 253
Automatic Transmission Manual Mode . . . . . . . . . . . . . . . . . 199
Shift Lock Control FunctionCheck . . . . . . . . . . . . . . . . . . . . . . . 265
B
BatteryExterior Lighting Battery
Saver . . . . . . . . . . . . . . . . . . . . . . . 167
Load Management . . . . . . . . . . . . 166
Power Protection . . . . . . . . . . . . . 167
Battery - North America . . . . 263, 305
Blade Replacement, Wiper . . . . . 265
Brake Parking, Electric . . . . . . . . . . . . . . 201 Brake (cont'd)
System Warning Light . . . . . . . . 133
Brakes . . . . . . . . . . . . . . . . . . . . . . . . . . 261 Antilock . . . . . . . . . . . . . . . . . . . . . . . 200
Assist . . . . . . . . . . . . . . . . . . . . . . . . . 203
Fluid . . . . . . . . . . . . . . . . . . . . . . . . . . 262
Braking . . . . . . . . . . . . . . . . . . . . . . . . . 179 Automatic Forward . . . . . . . . . . . 224
Break-In, New Vehicle . . . . . . . . . . 188
Bulb Replacement
Halogen Bulbs . . . . . . . . . . . . . . . . 269
Headlamp Aiming . . . . . . . . . . . . . 268
Headlamps . . . . . . . . . . . . . . . . . . . 269
High Intensity Discharge(HID) Lighting . . . . . . . . . . . . . . . 269
License Plate Lamps . . . . . . . . . 269
Buying New Tires . . . . . . . . . . . . . . . 293
C
Calibration . . . . . . . . . . . . . . . . . . . . . . 116
California Perchlorate MaterialsRequirements . . . . . . . . . . . . . . . 245
California
Proposition
65 Warning . . . . . . . . . .244, 263, 305, Back Cover
Canadian Vehicle Owners . . . . . . . . 2 Capacities and
Specifications . . . . . . . . . . . . . . . . . 336
Carbon Monoxide Engine Exhaust . . . . . . . . . . . . . . . 196
Liftgate . . . . . . . . . . . . . . . . . . . . . . . . . 39
Winter Driving . . . . . . . . . . . . . . . . 182
Cargo
Cover . . . . . . . . . . . . . . . . . . . . . . . . . 108
Management System . . . . . . . . . 109
Tie-Downs . . . . . . . . . . . . . . . . . . . . 108
Caution, Danger, and Warning . . . . 3
Center Console Storage . . . . . . . . 107
Chains, Tire . . . . . . . . . . . . . . . . . . . . 297
Charging
Wireless . . . . . . . . . . . . . . . . . . . . . . .119
Charging System Light . . . . . . . . . 131
Check
Engine Light (MalfunctionIndicator) . . . . . . . . . . . . . . . . . . . . 132
Child Restraints Infants and Young Children . . . . . 88
Lower Anchors and Tethers
for Children . . . . . . . . . . . . . . . . . . . 93
Older Children . . . . . . . . . . . . . . . . . . 86
Securing . . . . . . . . . . . . . . . . . . .99, 101
Systems . . . . . . . . . . . . . . . . . . . . . . . . 90
Circuit Breakers . . . . . . . . . . . . . . . . 271

Buick Envision Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
12032235) - 2019 - CRC - 6/27/18
Index 371
Lights (cont'd)Lane Keep Assist . . . . . . . . . . . . . 135
Low Fuel Warning . . . . . . . . . . . . 138
Seat Belt Reminders . . . . . . . . . . 129
Security . . . . . . . . . . . . . . . . . . . . . . 139
Service Electric Parking
Brake . . . . . . . . . . . . . . . . . . . . . . . 134
StabiliTrak OFF . . . . . . . . . . . . . . . 136
Tire Pressure . . . . . . . . . . . . . . . . . 137
Traction Control System (TCS)/StabiliTrak . . . . . . . . . . . . 137
Traction Off . . . . . . . . . . . . . . . . . . . 136
Locks Automatic Door . . . . . . . . . . . . . . . . . 38
Delayed Locking . . . . . . . . . . . . . . . . 37
Door . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Lockout Protection . . . . . . . . . . . . . . 38
Power Door . . . . . . . . . . . . . . . . . . . . . 37
Safety . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Loss of Control . . . . . . . . . . . . . . . . . 180
Low Fuel Warning Light . . . . . . . . . 138
Lower Anchors and Tethers for Children (LATCH
System) . . . . . . . . . . . . . . . . . . . . . . . . 93
Lumbar Adjustment . . . . . . . . . . . . . . 56 Front Seats . . . . . . . . . . . . . . . . . . . . . 56M
MaintenanceRecords . . . . . . . . . . . . . . . . . . . . . . 334
Maintenance and Care Additional . . . . . . . . . . . . . . . . . . . . . 329
Maintenance Schedule . . . . . . . . . 323 Recommended Fluids andLubricants . . . . . . . . . . . . . . . . . . . 332
Malfunction Indicator Lamp . . . . . 132
Manual Mode . . . . . . . . . . . . . . . . . . . 199
Memory Features . . . . . . . . . . . . . . . . 11
Memory Seats . . . . . . . . . . . . . . . . . . . 58
Messages Engine Power . . . . . . . . . . . . . . . . 149
Vehicle . . . . . . . . . . . . . . . . . . . . . . . 149
Vehicle Speed . . . . . . . . . . . . . . . . 149
Mirrors Automatic Dimming . . . . . . . . . . . . . 48
Automatic DimmingRearview . . . . . . . . . . . . . . . . . . . . . . 48
Convex . . . . . . . . . . . . . . . . . . . . . . . . . 47
Folding . . . . . . . . . . . . . . . . . . . . . . . . . 47
Heated . . . . . . . . . . . . . . . . . . . . . . . . . 47
Power . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Tilt in Reverse . . . . . . . . . . . . . . . . . . 48
Mirrors, Interior Rearview . . . . . . . . 48
Monitor System, Tire Pressure . . . . . . . . . . . . . . . . . . . . . . 286
N
Navigation
Connected Services . . . . . . . . . . 361
Net, Convenience . . . . . . . . . . . . . . 110
New Vehicle Break-In . . . . . . . . . . . 188
O
Odometer . . . . . . . . . . . . . . . . . . . . . . . 125 Trip . . . . . . . . . . . . . . . . . . . . . . . . . . . 125
Off-Road Recovery . . . . . . . . . . . . . . . . . . . . . 180
Oil Engine . . . . . . . . . . . . . . . . . . . . . . . . 250
Engine Oil Life System . . . . . . . 252
Pressure Light . . . . . . . . . . . . . . . . 138
Older Children, Restraints . . . . . . . 86
Online Owner Center . . . . . . . . . . . 342
OnStar . . . . . . . . . . . . . . . . . . . . . . . . . 352
OnStar Additional Information . . . . . . . . . . . . . . . . . . . . 355
OnStar Emergency . . . . . . . . . . . . . 354
OnStar Overview . . . . . . . . . . . . . . . 353
OnStar Security . . . . . . . . . . . . . . . . 355
Operation Fog Lamps . . . . . . . . . . . . . . . . . . . 164
Outlets Power . . . . . . . . . . . . . . . . . . . . . . . . .117
Overheating, Engine . . . . . . . . . . . . 259

Buick Envision Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
12032235) - 2019 - CRC - 6/27/18
Index 373
Reverse Tilt Mirrors . . . . . . . . . . . . . . 48
RoadsDriving, Wet . . . . . . . . . . . . . . . . . . 181
Roadside Assistance Program . . . . . . . . . . . . . . . . . . . . . . . 343
Roof Sunroof . . . . . . . . . . . . . . . . . . . . . . . . . 51
Roof Rack System . . . . . . . . . . . . . . 110
Rotation, Tires . . . . . . . . . . . . . . . . . . 291
Routing, Engine Drive Belt . . . . . . 338
Running the Vehicle While Parked . . . . . . . . . . . . . . . . . . . . . . . . 197
S
Safety Defects ReportingCanadian Government . . . . . . . . 350
General Motors . . . . . . . . . . . . . . . 351
U.S. Government . . . . . . . . . . . . . 350
Safety Locks . . . . . . . . . . . . . . . . . . . . . 39
Safety System Check . . . . . . . . . . . . 72
Scheduling Appointments . . . . . . . 345
Seat Belts . . . . . . . . . . . . . . . . . . . . . . . 65 Care . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72
Extender . . . . . . . . . . . . . . . . . . . . . . . . 72
How to Wear Seat BeltsProperly . . . . . . . . . . . . . . . . . . . . . . . 66
Lap-Shoulder Belt . . . . . . . . . . . . . . 68
Reminders . . . . . . . . . . . . . . . . . . . . 129 Seat Belts (cont'd)
Replacing after a Crash . . . . . . . . 73
Use During Pregnancy . . . . . . . . . . 71
Seats
Head Restraints . . . . . . . . . . . . . . . . 54
Heated and Ventilated Front . . . . 61
Heated, Rear . . . . . . . . . . . . . . . . . . . 65
Lumbar Adjustment, Front . . . . . . 56
Memory . . . . . . . . . . . . . . . . . . . . . . . . . 58
Power Adjustment, Front . . . . . . . 56
Rear . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
Reclining Seatbacks . . . . . . . . . . . . 57
Securing Child Restraints . . . 99, 101
Security Light . . . . . . . . . . . . . . . . . . . . . . . . . . 139
OnStar . . . . . . . . . . . . . . . . . . . . . . . 355
Vehicle . . . . . . . . . . . . . . . . . . . . . . . . . 44
Vehicle Alarm . . . . . . . . . . . . . . . . . . . 44
Service . . . . . . . . . . . . . . . . . . . . . . . . . 175 Accessories andModifications . . . . . . . . . . . . . . . . 245
Doing Your Own Work . . . . . . . . 245
Maintenance Records . . . . . . . . 334
Maintenance, General Information . . . . . . . . . . . . . . . . . . 321
Parts Identification Label . . . . . 335
Scheduling Appointments . . . . . 345 Service Electric Parking
Brake Light . . . . . . . . . . . . . . . . . . . . 134
Services Special Application . . . . . . . . . . . 328
Servicing the Airbag . . . . . . . . . . . . . 84
Shift Lock Control Function Check, Automatic
Transmission . . . . . . . . . . . . . . . . . . 265
Shifting Into Park . . . . . . . . . . . . . . . . . . . . . . 194
Out of Park . . . . . . . . . . . . . . . . . . . 195
Side Blind Zone Alert (SBZA) . . . 226
Signals, Turn and Lane-Change . . . . . . . . . . . . . . . . . 164
Spare Tire Compact . . . . . . . . . . . . . . . . . . . . . . 304
Special Application Services . . . . 328
Specifications and Capacities . . . . . . . . . . . . . . . . . . . . . 336
Speedometer . . . . . . . . . . . . . . . . . . . 125
StabiliTrak OFF Light . . . . . . . . . . . . . . . . . . . . . 136
Start Assist, Hill . . . . . . . . . . . . . . . . . 203
Start Vehicle, Remote . . . . . . . . . . . 34
Starter Switch Check . . . . . . . . . . . 264
Starting the Engine . . . . . . . . . . . . . 191
Steering . . . . . . . . . . . . . . . . . . . . . . . . 179 Heated Wheel . . . . . . . . . . . . . . . . .113

Buick Envision Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
12032235) - 2019 - CRC - 6/27/18
Index 375
TransmissionAutomatic . . . . . . . . . . . . . . . . . . . . . 197
Fluid, Automatic . . . . . . . . . . . . . . 253
Transportation Program, Courtesy . . . . . . . . . . . . . . . . . . . . . . 345
Trip Odometer . . . . . . . . . . . . . . . . . . 125
Turn and Lane-Change Signals . . . . . . . . . . . . . . . . . . . . . . . . 164
U
Uniform Tire Quality Grading . . . 294
Universal Remote System . . . . . . 157Operation . . . . . . . . . . . . . . . . . . . . . 159
Programming . . . . . . . . . . . . . . . . . 157
Using This Manual . . . . . . . . . . . . . . . . 2
V
Vehicle Alarm System . . . . . . . . . . . . . . . . . . 44
Canadian Owners . . . . . . . . . . . . . . . 2
Control . . . . . . . . . . . . . . . . . . . . . . . 179
Design . . . . . . . . . . . . . . . . . . . . . . . . 177
Identification Number (VIN) . . . 335
Load Limits . . . . . . . . . . . . . . . . . . . 184
Messages . . . . . . . . . . . . . . . . . . . . 149
Personalization . . . . . . . . . . . . . . . 150
Remote Start . . . . . . . . . . . . . . . . . . . 34
Security . . . . . . . . . . . . . . . . . . . . . . . . 44
Speed Messages . . . . . . . . . . . . . 149 Vehicle (cont'd)
Towing . . . . . . . . . . . . . . . . . . . . . . . . 307
Vehicle Ahead Indicator . . . . . . . . 136
Vehicle Care Tire Pressure . . . . . . . . . . . . . . . . . 284
Vehicle Data Recording and Privacy . . . . . . . . . . . . . . . . . . . . . . . . 351
Ventilation, Air . . . . . . . . . . . . . . . . . . 174
Visors . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Voltmeter Gauge . . . . . . . . . . . . . . . 129
W
Warning Brake System Light . . . . . . . . . . . 133
Caution and Danger . . . . . . . . . . . . . 3
Lane Departure (LDW) . . . . . . . 228
Warning Lights, Gauges, and Indicators . . . . . . . . . . . . . . . . . . . . . 121
Warnings
Hazard Flashers . . . . . . . . . . . . . . 163
Washer Fluid . . . . . . . . . . . . . . . . . . . 261
Washer, Headlamps . . . . . . . . . . . . 116
Wheels Alignment and Tire Balance . . 296
Different Size . . . . . . . . . . . . . . . . . 294
Replacement . . . . . . . . . . . . . . . . . 296
When It Is Time for New Tires . . . . . . . . . . . . . . . . . . . . . . . . . . 292 Where to Put the Restraint . . . . . . 92
Windows . . . . . . . . . . . . . . . . . . . . . . . . 48
Power . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Windshield Replacement . . . . . . . . . . . . . . . . . 267
Wiper/Washer . . . . . . . . . . . . . . . . .113
Winter
Driving . . . . . . . . . . . . . . . . . . . . . . . . 182
Winter Tires . . . . . . . . . . . . . . . . . . . . 278
Wiper Blade Replacement . . . . . . 265
Wipers Rear Washer . . . . . . . . . . . . . . . . . .115
Wireless Charging . . . . . . . . . . . . . . 119