2018 GMC ACADIA tires

GMC Acadia/Acadia Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349114) - 2018 - crc - 9/21/17
Service and Maintenance 369
Maintenance
Schedule
Owner Checks and Services
At Each Fuel Stop
.Check the engine oil level. See
Engine Oil 0286.
Once a Month
. Check the tire inflation
pressures. See Tire Pressure
0 321.
. Inspect the tires for wear. See
Tire Inspection 0328.
. Check the windshield washer
fluid level. See Washer Fluid
0 296.
Engine Oil Change
When the CHANGE ENGINE OIL
SOON message displays, have the
engine oil and filter changed within
the next 1 000 km/600 mi. If driven
under the best conditions, the
engine oil life system may not
indicate the need for vehicle service
for up to a year. The engine oil and filter must be changed at least once
a year and the oil life system must
be reset. Your trained dealer
technician can perform this work.
If the engine oil life system is reset
accidentally, service the vehicle
within 5 000 km/3,000 mi since the
last service. Reset the oil life
system when the oil is changed.
See
Engine Oil Life System 0288.
Tire Rotation and Required
Services Every 12 000 km/
7,500 mi
Rotate the tires, if recommended for
the vehicle, and perform the
following services. See Tire
Rotation 0328.
. Check engine oil level and oil
life percentage. If needed,
change engine oil and filter, and
reset oil life system.
See Engine Oil 0286 and
Engine Oil Life System 0288.
. Check engine coolant level. See
Cooling System 0291.
. Check windshield washer fluid
level. See Washer Fluid 0296. .
Visually inspect windshield wiper
blades for wear, cracking,
or contamination. See Exterior
Care 0358. Replace worn or
damaged wiper blades. See
Wiper Blade Replacement
0 301.
. Check tire inflation pressures.
See Tire Pressure 0321.
. Inspect tire wear. See Tire
Inspection 0328.
. Visually check for fluid leaks.
. Inspect engine air cleaner filter.
See Engine Air Cleaner/Filter
0 290.
. Inspect brake system. See
Exterior Care 0358.
. Visually inspect steering,
suspension, and chassis
components for damaged, loose,
or missing parts or signs of
wear. See Exterior Care 0358.
. Check restraint system
components. See Safety System
Check 077.
. Visually inspect fuel system for
damage or leaks.

GMC Acadia/Acadia Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349114) - 2018 - crc - 9/21/17
Service and Maintenance 371
Maintenance Schedule
Additional Required
Services - Normal12 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)@@@
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 - Normal
(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
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