tires GMC ACADIA 2018 Workshop Manual

GMC Acadia/Acadia Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349114) - 2018 - crc - 9/21/17
Service and Maintenance 373
Maintenance Schedule
Additional Required
Services - Severe12 000 km/7,500 mi
24 000 km/15,000 mi
36 000 km/22,500 mi
48 000 km/30,000 mi
60 000 km/37,500 mi
72 000 km/45,000 mi
84 000 km/52,500 mi
96 000 km/60,000 mi
108 000 km/67,500 mi
120 000 km/75,000 mi
132 000 km/82,500 mi
144 000 km/90,000 mi
156 000 km/97,500 mi
168 000 km/105,000 mi 180 000 km/112,500 mi
192 000 km/120,000 mi
204 000 km/127,500 mi
216 000 km/135,000 mi
228 000 km/142,500 mi
240 000 km/150,000 mi
Rotate tires and perform Required Services.
Check engine oil level and oil life percentage.
Change engine oil and filter, if needed.@ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @
Replace passenger compartment air filter. (1)@ @@@@@
Inspect evaporative control system. (2)@ @@
Replace engine air cleaner filter. (3)@@@
Change automatic transmission fluid.@@@
Replace spark plugs. Inspect spark plug wires.@
Drain and fill engine cooling system. (4)@
Visually inspect accessory drive belts. (5)@
Replace brake fluid. (6)
Footnotes—Maintenance
Schedule Additional Required
Services - Severe
(1) Or every two years, whichever
comes first. More frequent
passenger compartment air filter
replacement may be needed if
driving in areas with heavy traffic,
poor air quality, high dust levels, or environmental allergens.
Passenger compartment air filter
replacement may also be needed if
there is reduced airflow, window
fogging, or odors. Your GM dealer
can help determine when to replace
the filter.
(2)
Visually check all fuel and vapor
lines and hoses for proper
attachment, connection, routing, and
condition.
(3) Or every four years, whichever
comes first. If driving in dusty
conditions, inspect the filter at each
oil change or more often as needed.

GMC Acadia/Acadia Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349114) - 2018 - crc - 9/21/17
376 Service and Maintenance
of leaking, blown seals,
or damage, and can advise
when service is needed.
Tires
Tires need to be properly inflated,
rotated, and balanced. Maintaining
the tires can save money and fuel,
and can reduce the risk of tire
failure.
. Signs that the tires need to be
replaced include three or more
visible treadwear indicators; cord
or fabric showing through the
rubber; cracks or cuts in the
tread or sidewall; or a bulge or
split in the tire.
. Trained dealer technicians can
inspect and recommend the right
tires. Your dealer can also
provide tire/wheel balancing
services to ensure smooth
vehicle operation at all speeds.
Your dealer sells and services
name brand tires. Vehicle Care
To help keep the vehicle looking like
new, vehicle care products are
available from your dealer. For
information on how to clean and
protect the vehicle’s interior and
exterior, see
Interior Care 0362 and
Exterior Care 0358.
Wheel Alignment
Wheel alignment is critical for
ensuring that the tires deliver
optimal wear and performance.
. Signs that the alignment may
need to be adjusted include
pulling, improper vehicle
handling, or unusual tire wear.
. Your dealer has the required
equipment to ensure proper
wheel alignment.
Windshield
For safety, appearance, and the
best viewing, keep the windshield
clean and clear.
. Signs of damage include
scratches, cracks, and chips. .
Trained dealer technicians can
inspect the windshield and
recommend proper replacement
if needed.
Wiper Blades
Wiper blades need to be cleaned
and kept in good condition to
provide a clear view.
. Signs of wear include streaking,
skipping across the windshield,
and worn or split rubber.
. Trained dealer technicians can
check the wiper blades and
replace them when needed.

GMC Acadia/Acadia Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349114) - 2018 - crc - 9/21/17
Customer Information 389
.Lock-Out Service: Service to
unlock the vehicle if you are
locked out. A remote unlock may
be available if you have OnStar.
For security reasons, the driver
must present identification
before this service is given.
. Emergency Tow from a Public
Road or Highway: Tow to the
nearest GMC dealer for warranty
service, or if the vehicle was in a
crash and cannot be driven.
Assistance is not given when the
vehicle is stuck in the sand,
mud, or snow.
. Flat Tire Change: Service to
change a flat tire with the spare
tire. The spare tire, if equipped,
must be in good condition and
properly inflated. It is the owner's
responsibility for the repair or
replacement of the tire if it is not
covered by the warranty.
. Battery Jump Start: Service to
jump start a dead battery.
. Trip Interruption Benefits and
Assistance: If your trip is
interrupted due to a warranty event, incidental expenses may
be reimbursed within the
Powertrain warranty period.
Items considered are reasonable
and customary hotel, meals,
rental car, or a vehicle being
delivered back to the customer,
up to 500 miles.
Services Not Included in
Roadside Assistance
.
Impound towing caused by
violation of any laws
. Legal fines
. Mounting, dismounting,
or changing of snow tires,
chains, or other traction devices
Service is not provided if a vehicle
is in an area that is not accessible
to the service vehicle or is not a
regularly traveled or maintained
public road, which includes ice and
winter roads. Off-road use is not
covered.
Services Specific to
Canadian-Purchased Vehicles
. Fuel Delivery: Reimbursement
is up to 7 L. Diesel fuel delivery
may be restricted. Propane and
other fuels are not provided
through this service.
. Lock-Out Service: Vehicle
registration is required.
. Trip Interruption Benefits and
Assistance: Must be over
150 km from where your trip was
started to qualify.
Pre-authorization, original
detailed receipts, and a copy of
the repair orders are required.
Once authorization has been
received, the Roadside
Assistance advisor will help to
make arrangements and explain
how to receive payment.
. Alternative Service: If
assistance cannot be provided
right away, the Roadside
Assistance advisor may give
permission to get local
emergency road service. You will
receive payment, up to $100,

GMC Acadia/Acadia Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349114) - 2018 - crc - 9/21/17
410 Index
IndexA
Accessories andModifications . . . . . . . . . . . . . . . . . . 281
Accessory Power . . . . . . . . . . . . . . . 226
Adaptive Cruise Control . . . . . . . . 242
Add-On Electrical Equipment . . . 278
Additional Information OnStar . . . . . . . . . . . . . . . . . . . . . . . 404
Additional Maintenance and Care . . . . . . . . . . . . . . . . . . . . . . 374
Adjustments Lumbar, Front Seats . . . . . . . . . . . . 60
Agreements Trademarks and License . . . . . 196
Air Cleaner/Filter, Engine . . . . . . . 290
Air Conditioning . . . . . . . . . . . 198, 201
Air Filter, Passenger Compartment . . . . . . . . . . . . . . . . . 204
Air Vents . . . . . . . . . . . . . . . . . . . . . . . 203
Airbag System
Check . . . . . . . . . . . . . . . . . . . . . . . . . . 90
How Does an AirbagRestrain? . . . . . . . . . . . . . . . . . . . . . 83
Passenger Sensing System . . . . 85
What Makes an Airbag
Inflate? . . . . . . . . . . . . . . . . . . . . . . . . 83
What Will You See after an Airbag Inflates? . . . . . . . . . . . . . . . 84 Airbag System (cont'd)
When Should an Airbag
Inflate? . . . . . . . . . . . . . . . . . . . . . . . . 82
Where Are the Airbags? . . . . . . . . 80
Airbags Adding Equipment to theVehicle . . . . . . . . . . . . . . . . . . . . . . . . 90
Passenger Status Indicator . . . 135
Readiness Light . . . . . . . . . . . . . . 135
Servicing Airbag-Equipped Vehicles . . . . . . . . . . . . . . . . . . . . . . . 89
System Check . . . . . . . . . . . . . . . . . . 78
Alarm Vehicle Security . . . . . . . . . . . . . . . . 47
Alert Lane Change . . . . . . . . . . . . . . . . . 263
Side Blind Zone (SBZA) . . . . . . 262
All-Season Tires . . . . . . . . . . . . . . . . 315
All-Wheel Drive . . . . . . . . . . . . 232, 300
AM-FM Radio . . . . . . . . . . . . . . . . . . . 178
Antenna
Multi-band . . . . . . . . . . . . . . . . . . . . 181
Antilock Brake System (ABS) . . . 233
Warning Light . . . . . . . . . . . . . . . . . 140
Appearance Care Exterior . . . . . . . . . . . . . . . . . . . . . . . 358
Interior . . . . . . . . . . . . . . . . . . . . . . . . 362

GMC Acadia/Acadia Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349114) - 2018 - crc - 9/21/17
Index 411
Apple CarPlay andAndroid Auto . . . . . . . . . . . . . . . . . . 193
Armrest Storage . . . . . . . . . . . . . . . . 111
Assistance Program, Roadside . . . . . . . . . . . . . . . . . . . . . . 388
Assistance Systems for Driving . . . . . . . . . . . . . . . . . . . . . . . . 256
Assistance Systems for Parking and Backing . . . . . . . . . . 252
Audio Theft-Deterrent Feature . . . . . . . 174
Automatic Dimming Mirrors . . . . . . . . . . . . . . . . 50
Door Locks . . . . . . . . . . . . . . . . . . . . . 40
Forward Braking . . . . . . . . . . . . . . 258
Headlamp System . . . . . . . . . . . . 167
Transmission . . . . . . . . . . . . . . . . . 229
Transmission Fluid . . . . . . . . . . . 289
Automatic Transmission Manual Mode . . . . . . . . . . . . . . . . . 231
Shift Lock Control FunctionCheck . . . . . . . . . . . . . . . . . . . . . . . 300
Auxiliary Devices . . . . . . . . . . . . . . . . . . . . . . . 187B
BatteryExterior Lighting BatterySaver . . . . . . . . . . . . . . . . . . . . . . . 172
Load Management . . . . . . . . . . . . 171
Power Protection . . . . . . . . . . . . . 171
Battery - North America . . . . 299, 351
Blade Replacement, Wiper . . . . . 301
Bluetooth Overview . . . . . . . . . . . . . . . . 188, 189
Brake Parking, Electric . . . . . . . . . . . . . . 233
System Warning Light . . . . . . . . 138
Brakes . . . . . . . . . . . . . . . . . . . . . . . . . . 297
Antilock . . . . . . . . . . . . . . . . . . . . . . . 233
Assist . . . . . . . . . . . . . . . . . . . . . . . . . 235
Fluid . . . . . . . . . . . . . . . . . . . . . . . . . . 298
Braking . . . . . . . . . . . . . . . . . . . . . . . . . 207 Automatic Forward . . . . . . . . . . . 258
Braking System Front Pedestrian (FPB) . . . . . . . 260
Break-In, New Vehicle . . . . . . . . . . 221
Bulb Replacement Halogen Bulbs . . . . . . . . . . . . . . . . 304
Headlamp Aiming . . . . . . . . . . . . . 303
Headlamps . . . . . . . . . . . . . . . . . . . 304
License Plate Lamps . . . . . . . . . 304
Buying New Tires . . . . . . . . . . . . . . . 330
C
Calibration . . . . . . . . . . . . . . . . . . . . . . 122
California
Fuel Requirements . . . . . . . . . . . 267
Perchlorate MaterialsRequirements . . . . . . . . . . . . . . . 281
California Proposition
65 Warning . . . . . . . . . .280, 299, 351, Back Cover
Canadian Vehicle Owners . . . . . . . . 2
Capacities and Specifications . . . . . . . . . . . . . . . . . 381
Carbon Monoxide
Engine Exhaust . . . . . . . . . . . . . . . 228
Liftgate . . . . . . . . . . . . . . . . . . . . . . . . . 42
Winter Driving . . . . . . . . . . . . . . . . 215
Cargo Cover . . . . . . . . . . . . . . . . . . . . . . . . . .112
Management System . . . . . . . . . .113
Tie-Downs . . . . . . . . . . . . . . . . . . . . .113
Caution, Danger, and Warning . . . . 2
Center Console Storage . . . . . . . . 112
Chains, Tire . . . . . . . . . . . . . . . . . . . . 334
Charging System Light . . . . . . . . . 136
Check Engine Light (MalfunctionIndicator) . . . . . . . . . . . . . . . . . . . . 136

GMC Acadia/Acadia Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349114) - 2018 - crc - 9/21/17
418 Index
Replacement Parts (cont'd)Maintenance . . . . . . . . . . . . . . . . . . 378
Replacing Airbag System . . . . . . . . 91
Replacing LATCH System Parts after a Crash . . . . . . . . . . . . 105
Replacing Seat Belt System Parts after a Crash . . . . . . . . . . . . . 78
Reporting Safety Defects Canadian Government . . . . . . . . 395
General Motors . . . . . . . . . . . . . . . 395
U.S. Government . . . . . . . . . . . . . 394
Restraints Where to Put . . . . . . . . . . . . . . . . . . . 97
Retained Accessory
Power (RAP) . . . . . . . . . . . . . . . . . . 226
Reverse Tilt Mirrors . . . . . . . . . . . . . . 50
Roads Driving, Wet . . . . . . . . . . . . . . . . . . 214
Roadside Assistance Program . . . . . . . . . . . . . . . . . . . . . . . 388
Roof Sunroof . . . . . . . . . . . . . . . . . . . . . . . . . 53
Roof Rack System . . . . . . . . . . . . . . 116
Rotation, Tires . . . . . . . . . . . . . . . . . . 328
Routing, Engine Drive Belt . . . . . . 383
Running the Vehicle While
Parked . . . . . . . . . . . . . . . . . . . . . . . . 229S
Safety Defects ReportingCanadian Government . . . . . . . . 395
General Motors . . . . . . . . . . . . . . . 395
U.S. Government . . . . . . . . . . . . . 394
Safety Locks . . . . . . . . . . . . . . . . . . . . . 41
Safety System Check . . . . . . . . . . . . 77
Satellite Radio . . . . . . . . . . . . . . . . . . 179
Scheduling Appointments . . . . . . . 390
Sealant Kit, Tire . . . . . . . . . . . . . . . . 337
Seat Belts . . . . . . . . . . . . . . . . . . . . . . . 71 Care . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
Extender . . . . . . . . . . . . . . . . . . . . . . . . 77
How to Wear Seat BeltsProperly . . . . . . . . . . . . . . . . . . . . . . . 72
Lap-Shoulder Belt . . . . . . . . . . . . . . 73
Reminders . . . . . . . . . . . . . . . . . . . . 134
Replacing after a Crash . . . . . . . . 78
Use During Pregnancy . . . . . . . . . . 76
Seats Adjustment, Front . . . . . . . . . . . . . . . 59
Head Restraints . . . . . . . . . . . . . . . . 57
Heated and Ventilated Front . . . . 64
Heated, Rear . . . . . . . . . . . . . . . . . . . 69
Lumbar Adjustment, Front . . . . . . 60
Memory . . . . . . . . . . . . . . . . . . . . . . . . . 62
Power Adjustment, Front . . . . . . . 60
Rear . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66 Seats (cont'd)
Reclining Seatbacks . . . . . . . . . . . . 60
Third Row Seat . . . . . . . . . . . . . . . . . 70
Securing Child
Restraints . . . . . . . . . . . . . . . . 105, 108
Security Light . . . . . . . . . . . . . . . . . . . . . . . . . . 144
OnStar . . . . . . . . . . . . . . . . . . . . . . . 400
Vehicle . . . . . . . . . . . . . . . . . . . . . . . . . 47
Vehicle Alarm . . . . . . . . . . . . . . . . . . . 47
Service . . . . . . . . . . . . . . . . . . . . . . . . . 204 Accessories andModifications . . . . . . . . . . . . . . . . 281
Doing Your Own Work . . . . . . . . 281
Maintenance Records . . . . . . . . 379
Maintenance, General
Information . . . . . . . . . . . . . . . . . . 367
Parts Identification Label . . . . . 380
Publications Ordering
Information . . . . . . . . . . . . . . . . . . 393
Scheduling Appointments . . . . . 390
Service Electric Parking Brake Light . . . . . . . . . . . . . . . . . . . . 139
Services Special Application . . . . . . . . . . . 374
Servicing the Airbag . . . . . . . . . . . . . 89

GMC Acadia/Acadia Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349114) - 2018 - crc - 9/21/17
Index 419
Shift Lock Control FunctionCheck, Automatic
Transmission . . . . . . . . . . . . . . . . . . 300
Shifting Into Park . . . . . . . . . . . . . . . . . . . . . . 226
Out of Park . . . . . . . . . . . . . . . . . . . 227
Side Blind Zone Alert (SBZA) . . . 262
Signals, Turn and
Lane-Change . . . . . . . . . . . . . . . . . 168
Software Updates . . . . . . . . . . . . . . 177
Spare Tire Compact . . . . . . . . . . . . . . . . . . . . . . 350
Special Application Services . . . . 374
Specifications and Capacities . . . . . . . . . . . . . . . . . . . . . 381
Speedometer . . . . . . . . . . . . . . . . . . . 131
StabiliTrak
OFF Light . . . . . . . . . . . . . . . . . . . . . 141
Start Assist, Hill . . . . . . . . . . . . . . . . . 235
Start Vehicle, Remote . . . . . . . . . . . 36
Starter Switch Check . . . . . . . . . . . 300
Starting the Engine . . . . . . . . . . . . . 223
Steering . . . . . . . . . . . . . . . . . . . . . . . . 208 Heated Wheel . . . . . . . . . . . . . . . . 120
Wheel Adjustment . . . . . . . . . . . . .119
Wheel Controls . . . . . . . . . . . . . . . .119
Storage Rear . . . . . . . . . . . . . . . . . . . . . . . . . . .112 Storage Areas
Armrest . . . . . . . . . . . . . . . . . . . . . . . . 111
Cargo Cover . . . . . . . . . . . . . . . . . . .112
Cargo Management System . . .113
Center Console . . . . . . . . . . . . . . . .112
Glove Box . . . . . . . . . . . . . . . . . . . . . 111
Roof Rack System . . . . . . . . . . . . .116
Storage Compartments . . . . . . . . . 111
Storing the Tire Sealant and Compressor Kit . . . . . . . . . . . . . . . 343
Struts
Gas . . . . . . . . . . . . . . . . . . . . . . . . . . . 302
Stuck Vehicle . . . . . . . . . . . . . . . . . . . 217
Summer Tires . . . . . . . . . . . . . . . . . . 315
Sun Visors . . . . . . . . . . . . . . . . . . . . . . . 53
Sunroof . . . . . . . . . . . . . . . . . . . . . . . . . . 53
Symbols . . . . . . . . . . . . . . . . . . . . . . . . . . 3
System Forward CollisionAlert (FCA) . . . . . . . . . . . . . . . . . . 256
Infotainment . . . . . . . . . . . . . 173, 397
Roof Rack . . . . . . . . . . . . . . . . . . . . .116
Systems Driver Assistance . . . . . . . . . . . . . 251T
Tachometer . . . . . . . . . . . . . . . . . . . . . 131
Text Telephone (TTY) Users . . . . 387
Theft-Deterrent Systems . . . . . . . . . 48Immobilizer . . . . . . . . . . . . . . . . . . . . . 48
Third-Row Seats . . . . . . . . . . . . . . . . . 70
Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . 122
Tires . . . . . . . . . . . . . . . . . . . . . . . . . . . . 314 All-Season . . . . . . . . . . . . . . . . . . . . 315
Buying New Tires . . . . . . . . . . . . . 330
Chains . . . . . . . . . . . . . . . . . . . . . . . . 334
Changing . . . . . . . . . . . . . . . . . . . . . 344
Compact Spare . . . . . . . . . . . . . . . 350
Designations . . . . . . . . . . . . . . . . . 318
Different Size . . . . . . . . . . . . . . . . . 332
If a Tire Goes Flat . . . . . . . . . . . . 335
Inspection . . . . . . . . . . . . . . . . . . . . 328
Pressure . . . . . . . . . . . . . . . . . 321, 323
Pressure Light . . . . . . . . . . . . . . . . 142
Pressure Monitor Operation . . 324
Pressure Monitor System . . . . . 323
Rotation . . . . . . . . . . . . . . . . . . . . . . 328
Sealant andCompressor Kit . . . . . . . . . . . . . 337
Sealant and Compressor Kit, Storing . . . . . . . . . . . . . . . . . . 343
Sidewall Labeling . . . . . . . . . . . . . 316
Terminology and Definitions . . 319

GMC Acadia/Acadia Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349114) - 2018 - crc - 9/21/17
420 Index
Tires (cont'd)Uniform Tire Quality
Grading . . . . . . . . . . . . . . . . . . . . . 332
Wheel Alignment and Tire
Balance . . . . . . . . . . . . . . . . . . . . . 333
Wheel Replacement . . . . . . . . . . 334
When It Is Time for New Tires . . . . . . . . . . . . . . . . . . . . . . . . 329
Winter . . . . . . . . . . . . . . . . . . . . . . . . 315
Tow/Haul Mode . . . . . . . . . . . . . . . . . 232
Tow/Haul Mode Light . . . . . . . . . . . 140
Towing Driving Characteristics . . . . . . . . 270
Equipment . . . . . . . . . . . . . . . . . . . . 276
General Information . . . . . . . . . . 270
Recreational Vehicle . . . . . . . . . . 354
Trailer . . . . . . . . . . . . . . . . . . . . . . . . 273
Vehicle . . . . . . . . . . . . . . . . . . . . . . . 354
Traction Control System (TCS)/StabiliTrak Light . . . . . . . . . . . . . 142
Off Light . . . . . . . . . . . . . . . . . . . . . . 141
Traction Control/Electronic
Stability Control . . . . . . . . . . . . . . . 236
Trademarks and License Agreements . . . . . . . . . . . . . . . . . . . 196
Trailer Towing . . . . . . . . . . . . . . . . . . . . . . . . 273 Transmission
Automatic . . . . . . . . . . . . . . . . . . . . . 229
Fluid, Automatic . . . . . . . . . . . . . . 289
Transportation Program, Courtesy . . . . . . . . . . . . . . . . . . . . . . 390
Trip Odometer . . . . . . . . . . . . . . . . . . 131
Turn and Lane-Change Signals . . . . . . . . . . . . . . . . . . . . . . . . 168
U
Uniform Tire Quality Grading . . . 332
Universal Remote System . . . . . . 160Operation . . . . . . . . . . . . . . . . . . . . . 163
Programming . . . . . . . . . . . . . . . . . 160
Updates Software . . . . . . . . . . . . . . . . . . . . . . 177
USB Port . . . . . . . . . . . . . . . . . . . . . . . 181
Using This Manual . . . . . . . . . . . . . . . . 2
V
Vehicle Alarm System . . . . . . . . . . . . . . . . . . 47
Canadian Owners . . . . . . . . . . . . . . . 2
Control . . . . . . . . . . . . . . . . . . . . . . . 207
Identification Number (VIN) . . . 380
Load Limits . . . . . . . . . . . . . . . . . . . 217
Messages . . . . . . . . . . . . . . . . . . . . 151
Personalization . . . . . . . . . . . . . . . 152
Remote Start . . . . . . . . . . . . . . . . . . . 36 Vehicle (cont'd)
Security . . . . . . . . . . . . . . . . . . . . . . . . 47
Speed Messages . . . . . . . . . . . . . 152
Towing . . . . . . . . . . . . . . . . . . . . . . . . 354
Vehicle Ahead Indicator . . . . . . . . 141
Vehicle Care Storing the Tire Sealantand Compressor Kit . . . . . . . . . 343
Tire Pressure . . . . . . . . . . . . . . . . . 321
Vehicle Data Recording and Privacy . . . . . . . . . . . . . . . . . . . . . . . . 396
Ventilation, Air . . . . . . . . . . . . . . . . . . 203
Visors . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
Voltage Devices and Wiring . . . . 305
W
Warning Brake System Light . . . . . . . . . . . 138
Caution and Danger . . . . . . . . . . . . . 2
Lane Departure (LDW) . . . . . . . 264
Warning Lights, Gauges, and Indicators . . . . . . . . . . . . . . . . . . . . . 126
Warnings Hazard Flashers . . . . . . . . . . . . . . 168
Washer Fluid . . . . . . . . . . . . . . . . . . . 296
Wheels Alignment and Tire Balance . . 333
Different Size . . . . . . . . . . . . . . . . . 332

GMC Acadia/Acadia Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349114) - 2018 - crc - 9/21/17
Index 421
Wheels (cont'd)Replacement . . . . . . . . . . . . . . . . . 334
When It Is Time for New Tires . . . . . . . . . . . . . . . . . . . . . . . . . . 329
Where to Put the Restraint . . . . . . 97
Wi-Fi . . . . . . . . . . . . . . . . . . . . . . . . . . . 401
Windows . . . . . . . . . . . . . . . . . . . . . . . . 51 Power . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Windshield
Replacement . . . . . . . . . . . . . . . . . 302
Wiper/Washer . . . . . . . . . . . . . . . . 120
Winter Driving . . . . . . . . . . . . . . . . . . . . . . . . 215
Winter Tires . . . . . . . . . . . . . . . . . . . . 315
Wiper Blade Replacement . . . . . . 301
Wipers
Rear Washer . . . . . . . . . . . . . . . . . 121
Wiring, High Voltage Devices . . . 305