2023 BUICK ENVISION cooling

Buick Envision Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
16060855) - 2023 - CRC - 2/9/22
Service and Maintenance 317
Recommended Fluids, Lubricants, and Parts
Recommended Fluids and Lubricants
Fluids and lubricants identified below by name or specification, including fluids or lubricants not listed here, can be obtained from your dealer.Usage Fluid/Lubricant
Automatic Transmission DEXRON-VI Automatic Transmission Fluid. Chassis Lubrication Lubricant meeting requirements of NLGI #2, Category LB or GC-LB.Engine Coolant 50/50 mixture of clean, drinkable water and use only DEX-COOL Coolant. See Cooling
System 0259.
Engine Oil Engine oil meeting the dexos1 specification of the proper SAE viscosity grade. ACDelco dexos1 full synthetic is recommended. See Engine Oil0255.
Front Axle/Rear Axle (All Wheel Drive) See your dealer. Fuel Additive Fuel System Treatment PLUS. See your dealer.
Hydraulic Brake System DOT 4 Hydraulic Brake Fluid.
Key Lock Cylinders, Hood, Door, and Folding Seat Hinges Multi-Purpose Lubricant, Superlube. See your dealer.
Hood Latch Assembly, Secondary Latch, Pivots, Spring Anchor, and Release Pawl Lubricant meeting requirements of NLGI #2, Category LB or GC-LB.
Transfer Case (All-Wheel Drive) See your dealer. Windshield Washer Automotive windshield washer fluid that meets regional freeze protection requirements.

Buick Envision Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
16060855) - 2023 - CRC - 2/9/22
Technical Data 321
Vehicle Data
Capacities and Specifications
The following approximate capacities are given in metric and English conversions. SeeRecommended Fluids and Lubricants0317 for more
information.
Application Capacities
Metric English
Air Conditioning Refrigerant For the air conditioning system refrigerant type and charge
amount, see the refrigerant label under the hood. See your dealer for more information.
Engine Cooling System* 9.4 L9.9 qt
Engine Oil with Filter 5.0 L5.3 qt
Fuel Tank
IFWD 60.2 L
15.9 gal
IAWD 60.9 L
16.1 gal
Wheel Nut Torque 190Y 140 lb ft
All capacities are approximate. When adding, be sure to fill to the approximate level, as recommended in this manual. Recheck fluid level
after filling.
*Engine cooling system capacity values are based on the entire cooling system and its components.

Buick Envision Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
16060855) - 2023 - CRC - 2/9/22
Index 345
Child Restraints (cont'd)Lower Anchors and Tethers for
Children . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Older Children . . . . . . . . . . . . . . . . . . . . . . . . . . 61
Securing . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74, 76
Systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
Child Safety Locks . . . . . . . . . . . . . . . . . . . . . . . . . 17
Circuit Breakers . . . . . . . . . . . . . . . . . . . . . . . . . . . 271
Cleaning
Exterior Care . . . . . . . . . . . . . . . . . . . . . . . . . . . 304
Interior Care . . . . . . . . . . . . . . . . . . . . . . . . . . . 308
Climate Control Systems . . . . . . . . . . . . . . . . . . 172
Air Conditioning . . . . . . . . . . . . . . . . . . . . . . . . 172
Dual Automatic . . . . . . . . . . . . . . . . . . . . . . . . 174
Heating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 172
Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88
Cluster, Instrument . . . . . . . . . . . . . . . . . . . . . . . 92
Collision Damage Repair . . . . . . . . . . . . . . . . . 329
Compact Spare Tire . . . . . . . . . . . . . . . . . . . . . . 300
Compartments Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
Connected Services Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . 340
Diagnostics . . . . . . . . . . . . . . . . . . . . . . . . . . . . 342
Navigation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 340
Connections
Connected Services . . . . . . . . . . . . . . . . . . . . 340 Control
Hill Descent . . . . . . . . . . . . . . . . . . . . . . . . . . . . 207
Traction and Electronic Stability . . . . . . . 204
Control Light Hill Descent . . . . . . . . . . . . . . . . . . . . . . . . . . . . 101
Control of a Vehicle . . . . . . . . . . . . . . . . . . . . . .183
Controls Steering Wheel . . . . . . . . . . . . . . . . . . . . . . . . . 127
Convenience Net . . . . . . . . . . . . . . . . . . . . . . . . . . 82
Convex Mirrors . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Coolant Engine Temperature Gauge . . . . . . . . . . . . . 96
Engine Temperature Warning Light . . . . 103
Cooling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 172, 174
Cooling System . . . . . . . . . . . . . . . . . . . . . . . . . . 259
Courtesy Lamps . . . . . . . . . . . . . . . . . . . . . . . . . . . 122
Courtesy Transportation Program . . . . . . . . 328
Cover Cargo . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81
Coverage Explanations . . . . . . . . . . . . . . . . . . . 148
Cruise Control . . . . . . . . . . . . . . . . . . . . . . . . . . . 209 Adaptive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 211
Light . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106
Cupholders . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
Customer Assistance Offices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 325
Text Telephone (TTY) Users . . . . . . . . . . . . 325 Customer Information
Publications Ordering Information . . . . . 331
Customer Satisfaction Procedure . . . . . . . . . 323
Cybersecurity . . . . . . . . . . . . . . . . . . . . . . . . . . . . 333
D
Damage Repair, Collision . . . . . . . . . . . . . . . . . 329
Danger, Warning, and Caution . . . . . . . . . . . . . .2
Dashboard . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
Data Collection Infotainment System . . . . . . . . . . . . . . . . . . 334
OnStar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 334
Data Recorders, Event . . . . . . . . . . . . . . . . . . . 333
Database Coverage Explanations . . . . . . . . . 148
Daytime Running Lamps (DRL) . . . . . . . . . . . . 118
Defensive Driving . . . . . . . . . . . . . . . . . . . . . . . . .182
Delayed Locking . . . . . . . . . . . . . . . . . . . . . . . . . . .16
Destination . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 141
Diagnostics Connected Services . . . . . . . . . . . . . . . . . . . . 342
Disabled Vehicle
Transporting . . . . . . . . . . . . . . . . . . . . . . . . . . . 302
Distracted Driving . . . . . . . . . . . . . . . . . . . . . . . . .182
Dome Lamps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 122
Door Ajar Light . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106
Delayed Locking . . . . . . . . . . . . . . . . . . . . . . . . 16

Buick Envision Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
16060855) - 2023 - CRC - 2/9/22
346 Index
Door (cont'd)Locks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Power Locks . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Drive Belt Routing, Engine . . . . . . . . . . . . . . . 322
Drive Systems All-Wheel Drive . . . . . . . . . . . . . . . . . . . 201, 266
Driver
Assistance Systems . . . . . . . . . . . . . . . . . . . . 219
Behavior . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 181
Information Center (DIC) . . . . . . . . . . . . . . . 106
Mode Control . . . . . . . . . . . . . . . . . . . . . . . . . . 208
Mode Control Light . . . . . . . . . . . . . . . . . . . . 103
Teen . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 162
Driving Assistance Systems . . . . . . . . . . . . . . . . . . . . 229
Better Fuel Economy . . . . . . . . . . . . . . . . . . . . 181
Characteristics and Towing Tips . . . . . . . . 242
Defensive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 182
Environment . . . . . . . . . . . . . . . . . . . . . . . . . . . . 181
Hill and Mountain Roads . . . . . . . . . . . . . . 185
If the Vehicle is Stuck . . . . . . . . . . . . . . . . . 187
Impaired . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 183
Loss of Control . . . . . . . . . . . . . . . . . . . . . . . . 184
Off-Road Recovery . . . . . . . . . . . . . . . . . . . . . 184
Vehicle Load Limits . . . . . . . . . . . . . . . . . . . . 188
Wet Roads . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 185
Winter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 186 Driving the Vehicle . . . . . . . . . . . . . . . . . . . . . . . . .2
Dual
Automatic Climate Control System . . . . 174
E
ElectricParking Brake . . . . . . . . . . . . . . . . . . . . . . . . . . 202
Parking Brake Light . . . . . . . . . . . . . . . . . . . . 100
Electrical Equipment, Add-On . . . . . . . . . . . . . . . . . . . . 249
System Overload . . . . . . . . . . . . . . . . . . . . . . 269
Electrical System
Engine Compartment Fuse Block . . . . . . . . 271
Fuses and Circuit Breakers . . . . . . . . . . . . . . 271
Instrument Panel Fuse Block . . . . . . . . . . . 274
Emergency OnStar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 336
Engine Air Cleaner/Filter . . . . . . . . . . . . . . . . . . . . . . 258
Air Filter Life System . . . . . . . . . . . . . . . . . . 258
Check Light (Malfunction Indicator) . . . . . 98
Compartment Overview . . . . . . . . . . . . . . . . 254
Coolant Temperature Gauge . . . . . . . . . . . . 96
Coolant Temperature WarningLight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103
Cooling System . . . . . . . . . . . . . . . . . . . . . . . . 259
Drive Belt Routing . . . . . . . . . . . . . . . . . . . . . 322
Exhaust . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 197 Engine (cont'd)
Heater . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 194
Oil Life System . . . . . . . . . . . . . . . . . . . . . . . . 257
Oil Pressure Light . . . . . . . . . . . . . . . . . . . . . . 104
Overheating . . . . . . . . . . . . . . . . . . . . . . . . . . . 262
Power Messages . . . . . . . . . . . . . . . . . . . . . . . . 111
Running While Parked . . . . . . . . . . . . . . . . . 197
Starting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 192
Entry Lighting . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123
Equipment, Towing . . . . . . . . . . . . . . . . . . . . . . 247
Event Data Recorders . . . . . . . . . . . . . . . . . . . . 333
Exit Lighting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123
Extended Parking . . . . . . . . . . . . . . . . . . . . . . . . 197
Extender, Seat Belt . . . . . . . . . . . . . . . . . . . . . . . 50
Exterior Lamp Controls . . . . . . . . . . . . . . . . . . . . . . . . . . 115
Lamps Off Reminder . . . . . . . . . . . . . . . . . . . . 118
Lighting Battery Saver . . . . . . . . . . . . . . . . . 124
F
FilterEngine Air Cleaner . . . . . . . . . . . . . . . . . . . . . 258
Flash-to-Pass . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 118
Flashers, Hazard Warning . . . . . . . . . . . . . . . . . 121
Flat Tire . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 294 Changing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 295
Floor Mats . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 311