brakes BUICK ENVISION 2021 Workshop Manual

Buick E2UB-N Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14583509) - 2021 - CRC - 1/8/21
336 Customer Information
Publication Ordering Information
Service Manuals
Service manuals have the diagnosis and
repair information on the engine,
transmission, axle, suspension, brakes,
electrical system, steering system, body, etc.
Customer Literature
Owner’s manuals are written specifically for
owners and are intended to provide basic
operational information about the vehicle.
The owner’s manual includes the
Maintenance Schedule for all models.
Customer literature publications available for
purchase include owner’s manuals, warranty
manuals, and portfolios. Portfolios include an
owner’s manual, warranty manual,
if applicable, and zip lock bag or pouch.
Current and Past Models
Service manuals and customer literature are
available for many current and past model
year GM vehicles.
To order, call 1-800-551-4123 Monday–Friday,
8:00 a.m.–6:00 p.m. eastern timeFor credit card orders only (VISA,
MasterCard, or Discover), see Helm, Inc. at:
www.helminc.com.
To order by mail, write to:
Helm, Incorporated
Attention: Customer Service
47911 Halyard Drive
Plymouth, MI 48170
Make checks payable in U.S. funds.
Radio Frequency Statement
This vehicle uses license-exempt transmitters
/ receivers / systems that operate on a
radio frequency that complies with Part 15/
Part 18 of the Federal Communications
Commission (FCC) rules and with Innovation,
Science and Economic Development (ISED)
Canada's license-exempt RSS(s) / RSP-100 /
ICES-GEN.
Operation is subject to the following two
conditions:
1. The device may not cause harmful interference.
2. The device must accept any interference received, including interference that may
cause undesired operation of the device. Changes or modifications to any of these
systems by other than an authorized service
facility could void authorization to use this
equipment.
Reporting Safety Defects
Reporting Safety Defects to the
United States Government
If you believe that your vehicle has a
defect which could cause a crash or
could cause injury or death, you should
immediately inform the National
Highway Traffic Safety Administration
(NHTSA) in addition to notifying General
Motors.
If NHTSA receives similar complaints, it
may open an investigation, and if it
finds that a safety defect exists in a
group of vehicles, it may order a recall
and remedy campaign. However, NHTSA
cannot become involved in individual
problems between you, your dealer,
or General Motors.

Buick E2UB-N Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14583509) - 2021 - CRC - 1/8/21
Index 349
Assistance Systems for Parking andBacking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 223
Audio Bluetooth . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 136
Auto Stop Stop/Start System . . . . . . . . . . . . . . . . . . . . . 199
Automatic
Dimming Mirrors . . . . . . . . . . . . . . . . . . . . . . . 25
Door Locks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Emergency Braking (AEB) . . . . . . . . . . . . . . 234
Headlamp System . . . . . . . . . . . . . . . . . . . . . 120
Transmission . . . . . . . . . . . . . . . . . . . . . . . . . . . 203
Transmission Fluid . . . . . . . . . . . . . . . . . . . . . 260
Automatic Transmission Manual Mode . . . . . . . . . . . . . . . . . . . . . . . . . 206
Avoiding Untrusted Media Devices . . . . . . . .134
B
Battery
Exterior Lighting Battery Saver . . . . . . . . 124
Load Management . . . . . . . . . . . . . . . . . . . . . 124
Power Protection . . . . . . . . . . . . . . . . . . . . . . 124
Battery - North America . . . . . . . . . . . . 268, 302
Blade Replacement, Wiper . . . . . . . . . . . . . . . 269
Bluetooth Overview . . . . . . . . . . . . . . . . . . . . . . . . . . 153, 154
Bluetooth Audio . . . . . . . . . . . . . . . . . . . . . . . . . 136 Brake
Parking, Electric . . . . . . . . . . . . . . . . . . . . . . . . 208
System Warning Light . . . . . . . . . . . . . . . . . . 96
Brakes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 266 Antilock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 207
Assist . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 209
Fluid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 267
Braking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 189 Automatic Emergency (AEB) . . . . . . . . . . . 234
Braking System Front Pedestrian (FPB) . . . . . . . . . . . . . . . . . 235
Break-In, New Vehicle . . . . . . . . . . . . . . . . . . . . 196
Buckle To Drive . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Bulb Replacement Headlamp Aiming . . . . . . . . . . . . . . . . . . . . . . 272
Headlamps . . . . . . . . . . . . . . . . . . . . . . . . . . . . 272
Buying New Tires . . . . . . . . . . . . . . . . . . . . . . . . 291C
California Perchlorate Materials Requirements . . . 254
California Proposition 65 Warning . . . . . . . . . . . . . . . . . . 254, 268, 302, Back Cover
Canadian Vehicle Owners . . . . . . . . . . . . . . . . . . . 1
Capacities and Specifications . . . . . . . . . . . . . 326
Carbon Monoxide Engine Exhaust . . . . . . . . . . . . . . . . . . . . . . . . 203 Carbon Monoxide (cont'd)
Liftgate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Winter Driving . . . . . . . . . . . . . . . . . . . . . . . . . 192
Cargo Cover . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
Management System . . . . . . . . . . . . . . . . . . . 78
Tie-Downs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
Caution, Danger, and Warning . . . . . . . . . . . . . .2
Center Console Storage . . . . . . . . . . . . . . . . . . . .77
Chains, Tire . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 295
Charging Wireless . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86
Charging System Light . . . . . . . . . . . . . . . . . . . . 95
Check Engine Light (Malfunction Indicator) . . . . 95
Child Restraints
Infants and Young Children . . . . . . . . . . . . . 60
Lower Anchors and Tethers forChildren . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
Older Children . . . . . . . . . . . . . . . . . . . . . . . . . . 58
Securing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71, 73
Systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
Circuit Breakers . . . . . . . . . . . . . . . . . . . . . . . . . . 273
Cleaning Exterior Care . . . . . . . . . . . . . . . . . . . . . . . . . . . 305
Interior Care . . . . . . . . . . . . . . . . . . . . . . . . . . . 309
Climate Control Systems . . . . . . . . . . . . . . . . . .178 Air Conditioning . . . . . . . . . . . . . . . . . . . . . . . 178

Buick E2UB-N Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14583509) - 2021 - CRC - 1/8/21
Index 351
Driving (cont'd)If the Vehicle is Stuck . . . . . . . . . . . . . . . . . 193
Impaired . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 189
Loss of Control . . . . . . . . . . . . . . . . . . . . . . . . 190
Off-Road Recovery . . . . . . . . . . . . . . . . . . . . . 190
Vehicle Load Limits . . . . . . . . . . . . . . . . . . . . 193
Wet Roads . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 191
Winter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 192
Driving the Vehicle . . . . . . . . . . . . . . . . . . . . . . . . .2
Dual Automatic Climate Control System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 180
E
Electric Parking Brake . . . . . . . . . . . . . . . . . . . . 208
Electric Parking Brake Light . . . . . . . . . . . . . . . 97
Electrical Equipment, Add-On . . . . . . . . . . . . . 251
Electrical SystemEngine Compartment Fuse Block . . . . . . . 273
Fuses and Circuit Breakers . . . . . . . . . . . . . 273
Instrument Panel Fuse Block . . . . . . . . . . . 276
Overload . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 272
Emergency
OnStar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 341
Engine Air Cleaner/Filter . . . . . . . . . . . . . . . . . . . . . . 261
Check Light (Malfunction Indicator) . . . . . 95
Compartment Overview . . . . . . . . . . . . . . . . 257
Coolant Temperature Gauge . . . . . . . . . . . . 93 Engine (cont'd)
Coolant Temperature Warning
Light . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100
Cooling System . . . . . . . . . . . . . . . . . . . . . . . . 262
Drive Belt Routing . . . . . . . . . . . . . . . . . . . . . 327
Exhaust . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 203
Heater . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 200
Oil Life System . . . . . . . . . . . . . . . . . . . . . . . . 260
Oil Pressure Light . . . . . . . . . . . . . . . . . . . . . . 101
Overheating . . . . . . . . . . . . . . . . . . . . . . . . . . . 265
Power Messages . . . . . . . . . . . . . . . . . . . . . . . 109
Running While Parked . . . . . . . . . . . . . . . . . 203
Starting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 198
Engine Air Filter Life System . . . . . . . . . . . . . 261
Entry Lighting . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123
Equipment, Towing . . . . . . . . . . . . . . . . . . . . . . 249
Event Data Recorders . . . . . . . . . . . . . . . . . . . . 338
Exit Lighting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .124
Extended Parking . . . . . . . . . . . . . . . . . . . . . . . . 202
Extender, Seat Belt . . . . . . . . . . . . . . . . . . . . . . . 47
Exterior Lamp Controls . . . . . . . . . . . . . . . . . . . . 117
Exterior Lamps Off Reminder . . . . . . . . . . . . 120
Exterior Lighting Battery Saver . . . . . . . . . . .124
F
Filter, Engine Air Cleaner . . . . . . . . . . . . . . . . . . . . . 261
Flash-to-Pass . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 120 Flashers, Hazard Warning . . . . . . . . . . . . . . . . . 121
Flat Tire . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 295
Changing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 296
Floor Mats . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 311
Fluid Automatic Transmission . . . . . . . . . . . . . . . 260
Brakes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 267
Washer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 266
Folding Mirrors . . . . . . . . . . . . . . . . . . . . . . . . . . . .25
Forward Collision Alert (FCA) System . . . . . 231
Frequency Statement Radio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 336
Front Pedestrian Braking (FPB) System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 235
Front Seats Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Heated and Ventilated . . . . . . . . . . . . . . . . . . 39
Front Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .77
Fuel Additives . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 241
Economy, Driving for Better . . . . . . . . . . . 187
Filling a Portable Fuel Container . . . . . . . 243
Filling the Tank . . . . . . . . . . . . . . . . . . . . . . . . 241
Foreign Countries . . . . . . . . . . . . . . . . . . . . . . 241
Gauge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92
Low Fuel Warning Light . . . . . . . . . . . . . . . 101
Prohibited Fuels . . . . . . . . . . . . . . . . . . . . . . . 241
Recommended . . . . . . . . . . . . . . . . . . . . . . . . . 240