
GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-10664916) - 2018 - crc - 9/15/17
Service and Maintenance 355
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.
Drain the diesel fuel filter of water. (Diesel Only)@ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @
Replace passenger compartment air filter. (1)@ @@@@@
Inspect evaporative control system. (2)@ @@
Diesel Engine Only: Replace fuel filter. (3)@@@@@
Replace engine air cleaner filter. (4)@ @@
Replace spark plugs. Inspect spark plug wires.@ @
Drain and fill engine cooling system. (5)@
Visually inspect accessory drive belts. (6)@
Replace brake fluid. (7)
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 as indicated by the Driver
Information Center (DIC) or
two years whichever comes first.
The fuel filter may need to be

GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-10664916) - 2018 - crc - 9/15/17
Service and Maintenance 357
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.
Drain the diesel fuel filter of water. (Diesel Only)@ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @
Replace passenger compartment air filter. (1)@ @@@@@
Inspect evaporative control system. (2)@ @@
Diesel Engine Only: Replace fuel filter. (3)@@@@@
Replace engine air cleaner filter. (4)@ @@
Change automatic transmission fluid.@@@
Replace spark plugs. Inspect spark plug wires.@ @
Drain and fill engine cooling system. (5)@
Visually inspect accessory drive belts. (6)@
Replace brake fluid. (7)
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.

GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-10664916) - 2018 - crc - 9/15/17
358 Service and Maintenance
(3)Or as indicated by the Driver
Information Center (DIC) or
two years whichever comes first.
The fuel filter may need to be
replaced more often based on
biodiesel usage, driving in climates
with severe dust, off-road driving,
or towing a trailer for extended
periods.
(4) Or every four years, whichever
comes first. If driving in dusty
conditions, inspect the filter at each
oil change or more often as needed.
(5) Or every five years, whichever
comes first. See Cooling System
0 276.
(6) Or every 10 years, whichever
comes first. Inspect for fraying,
excessive cracking, or damage;
replace, if needed.
(7) Replace brake fluid every five
years. See Brake Fluid 0283.Special Application
Services
.
Severe Commercial Use
Vehicles Only: Lubricate chassis
components every oil change.
. Have underbody flushing service
performed. See "Underbody
Maintenance" in Exterior Care
0 341.
Additional
Maintenance and Care
Your vehicle is an important
investment and caring for it properly
may help to avoid future costly
repairs. To maintain vehicle
performance, additional
maintenance services may be
required.
It is recommended that your dealer
perform these services —their
trained dealer technicians know
your vehicle best. Your dealer can
also perform a thorough
assessment with a multi-point
inspection to recommend when your
vehicle may need attention.
The following list is intended to
explain the services and conditions
to look for that may indicate
services are required.
Battery
The 12-volt battery supplies power
to start the engine and operate any
additional electrical accessories.

GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-10664916) - 2018 - crc - 9/15/17
362 Service and Maintenance
UsageFluid/Lubricant
Weatherstrip Conditioning Weatherstrip Lubricant (GM Part No. 3634770, in Canada 10953518) or equivelant.
Windshield Washer Automotive windshield washer fluid that meets regional freeze protection requirements.
Maintenance Replacement Parts
Replacement parts identified below by name, part number, or specification can be obtained from your dealer.
Part GM Part Number ACDelco Part Number
Engine Air Cleaner/Filter 23279657 A3226C
Engine Oil Filter 1.5L L4 Gas Engine 12640445 PF64
1.6L L4 Diesel Engine 55588497 PF2264G
2.0L L4 Gas Engine 12640445 PF64
Fuel Filter 1.6L L4 Diesel Engine 84186990 TP1016
Passenger Compartment Air Filter 13508023 CF185
Spark Plugs 1.5L L4 Gas Engine 12673527 41-153

GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-10664916) - 2018 - crc - 9/15/17
366 Technical Data
Vehicle Data
Capacities and Specifications
ApplicationCapacities
Metric English
Air Conditioning Refrigerant For the air conditioning system refrigerant type and charge amount, see the refrigerant label under thehood. See your dealer for more information.
Engine Cooling System 1.5L L4 Gas Engine 6.6 L 7.0 qt
1.6L L4 Diesel Engine 7.5 L 7.9 qt
2.0L L4 Gas Engine 7.8 L 8.2 qt
Engine Oil with Filter 1.5L L4 Gas Engine AWD 5.0 L 5.3 qt
1.5L L4 Gas Engine FWD 4.0 L 4.2 qt
1.6L L4 Diesel Engine 5.0 L 5.3 qt
2.0L L4 Gas Engine AWD 5.7 L 6.0 qt
2.0L L4 Gas Engine FWD 4.7 L 5.0 qt
Fuel Tank
FWD 56.0 L 14.8 gal

GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-10664916) - 2018 - crc - 9/15/17
Index 397
Climate Control Systems (cont'd)Heating . . . . . . . . . . . . . . . . . . . . . . . 160
Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . 114
Cluster, Instrument . . . . . . . . . . . . . 119
Cold Weather Operation . . . . . . . . 242
Collision Damage Repair . . . . . . . 376
Compact Spare Tire . . . . . . . . . . . . 334
Compartments Storage . . . . . . . . . . . . . . . . . . . . . . . 106
Compass . . . . . . . . . . . . . . . . . . . . . . . 113
Compressor Kit, Tire Sealant . . . 322
Connections OnStar . . . . . . . . . . . . . . . . . . . . . . . 386
Control
Hill Descent . . . . . . . . . . . . . . . . . . 216
Traction and ElectronicStability . . . . . . . . . . . . . . . . . . . . . 213
Control Light
Hill Descent . . . . . . . . . . . . . . . . . . 131
Control of a Vehicle . . . . . . . . . . . . . 171
Convenience Net . . . . . . . . . . . . . . . 108
Convex Mirrors . . . . . . . . . . . . . . . . . . 49
Coolant Engine Temperature Gauge . . 124
Cooling . . . . . . . . . . . . . . . . . . . . 160, 162
Cooling System . . . . . . . . . . . . . . . . . 276
Courtesy Lamps . . . . . . . . . . . . . . . . 156 Courtesy Transportation
Program . . . . . . . . . . . . . . . . . . . . . . . 375
Cover Cargo . . . . . . . . . . . . . . . . . . . . . . . . . 107
Cruise Control . . . . . . . . . . . . . . . . . . 220 Light . . . . . . . . . . . . . . . . . . . . . . . . . . 136
Cupholders . . . . . . . . . . . . . . . . . . . . . 106
Customer Assistance . . . . . . . . . . . 372
Offices . . . . . . . . . . . . . . . . . . . . . . . . 371
Text Telephone (TTY)Users . . . . . . . . . . . . . . . . . . . . . . . 372
Customer Information Service PublicationsOrdering Information . . . . . . . . 378
Customer Satisfaction Procedure . . . . . . . . . . . . . . . . . . . . . 369
D
Damage Repair, Collision . . . . . . . 376
Danger, Warning, and Caution . . . . 3
Data Collection
Infotainment System . . . . . . . . . . 382
OnStar . . . . . . . . . . . . . . . . . . . . . . . 382
Data Recorders, Event . . . . . . . . . 381
Daytime Running Lamps (DRL) . . . . . . . . . . . . . . . . . . 153
Defensive Driving . . . . . . . . . . . . . . . 171
Delayed Locking . . . . . . . . . . . . . . . . . 39 Diagnostics
OnStar . . . . . . . . . . . . . . . . . . . . . . . 388
Diesel Exhaust Fluid . . . . . . . . 27, 198
Diesel Exhaust Fluid (DEF) Warning Light . . . . . . . . . . . . . . . . . 134
Diesel Particulate Filter . . . . . . . . . 197
Distracted Driving . . . . . . . . . . . . . . . 170
Dome Lamps . . . . . . . . . . . . . . . . . . . 156
Door Delayed Locking . . . . . . . . . . . . . . . . 39
Locks . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Power Locks . . . . . . . . . . . . . . . . . . . . 39
Drive Belt Routing, Engine . . . . . . 368
Drive Systems All-Wheel Drive . . . . . . . . . . 209, 285
Driver Assistance Systems . . . . . 222
Driver Behavior . . . . . . . . . . . . . . . . . 169
Driver Information
Center (DIC) . . . . . . . . . . . . . . . . . . 136
Driver Mode Control . . . . . . . . . . . . 216
Driving Assistance Systems . . . . . . . . . . 228
Characteristics andTowing Tips . . . . . . . . . . . . . . . . . 251
Defensive . . . . . . . . . . . . . . . . . . . . . 171
Drunk . . . . . . . . . . . . . . . . . . . . . . . . . 171
Environment . . . . . . . . . . . . . . . . . . 170
For Better Fuel Economy . . . . . . . 26

GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-10664916) - 2018 - crc - 9/15/17
398 Index
Driving (cont'd)Hill and Mountain Roads . . . . . . 179
If the Vehicle is Stuck . . . . . . . . . 180
Loss of Control . . . . . . . . . . . . . . . 173
Off-Road . . . . . . . . . . . . . . . . . . . . . 174
Off-Road Recovery . . . . . . . . . . . 173
Vehicle Load Limits . . . . . . . . . . . 181
Wet Roads . . . . . . . . . . . . . . . . . . . 178
Winter . . . . . . . . . . . . . . . . . . . . . . . . 179
Driving the Vehicle . . . . . . . . . . . . . . . . 2
Dual Automatic Climate Control System . . . . . . . . . . . . . . . . 162
E
Electric Parking Brake . . . . . . . . . . 210
Electric Parking Brake Light . . . . 130
Electrical Equipment,Add-On . . . . . . . . . . . . . . . . . . . . . . . 257
Electrical System
Engine Compartment FuseBlock . . . . . . . . . . . . . . . . . . . . . . . . 293
Fuses and Circuit Breakers . . . 292
Instrument Panel Fuse Block . . . . . . . . . . . . . . . . . . . . . . . . 296
Overload . . . . . . . . . . . . . . . . . . . . . 292
Rear Compartment Fuse Block . . . . . . . . . . . . . . . . . . . . . . . . 298 Emergency
OnStar . . . . . . . . . . . . . . . . . . . . . . . 384
Engine Air Cleaner/Filter . . . . . . . . . . . . . 274
Check Light (MalfunctionIndicator) . . . . . . . . . . . . . . . . . . . . 127
Compartment Overview . . . . . . . 264
Coolant Temperature
Gauge . . . . . . . . . . . . . . . . . . . . . . 124
Cooling System . . . . . . . . . . . . . . . 276
Drive Belt Routing . . . . . . . . . . . . 368
Exhaust . . . . . . . . . . . . . . . . . . . . . . 196
Heater . . . . . . . . . . . . . . . . . . . . . . . . 191
Oil Life System . . . . . . . . . . . . . . . 273
Oil Pressure Light . . . . . . . . . . . . 133
Overheating . . . . . . . . . . . . . . . . . . 280
Power Messages . . . . . . . . . . . . . 142
Running While Parked . . . . . . . . 197
Starting . . . . . . . . . . . . . . . . . . . . . . . 188
Engines Diesel Fuel . . . . . . . . . . . . . . . . . . . 238
Entry Lighting . . . . . . . . . . . . . . . . . . . 157
Equipment, Towing . . . . . . . . . . . . . 256
Event Data Recorders . . . . . . . . . . 381
Exhaust Fluid Diesel . . . . . . . . . . . . . . . . . . . . . . . . 198
Exit Lighting . . . . . . . . . . . . . . . . . . . . 157
Extended Parking . . . . . . . . . . . . . . . 196 Extender, Seat Belt . . . . . . . . . . . . . . 74
Exterior Lamp Controls . . . . . . . . . 151
Exterior Lighting Battery
Saver . . . . . . . . . . . . . . . . . . . . . . . . . 158
F
FeaturesMemory . . . . . . . . . . . . . . . . . . . . . . . . . 13
Filter . . . . . . . . . . . . . . . . . . . . . . . . . . . . 197 Replacement (Fuel) . . . . . . . . . . . 246
Filter, Engine Air Cleaner . . . . . . . . . . . 274
Flash-to-Pass . . . . . . . . . . . . . . . . . . . 153
Flashers, Hazard Warning . . . . . . 154
Flat Tire . . . . . . . . . . . . . . . . . . . . . . . . 320 Changing . . . . . . . . . . . . . . . . . . . . . 329
Floor Mats . . . . . . . . . . . . . . . . . . . . . . 349
Fluid
Automatic Transmission . . . . . . 274
Brakes . . . . . . . . . . . . . . . . . . . . . . . . 283
Diesel Exhaust . . . . . . . . . . . . . . . . . 27
Washer . . . . . . . . . . . . . . . . . . . . . . . 282
Fog Lamps . . . . . . . . . . . . . . . . . . . . . 155
Folding Mirrors . . . . . . . . . . . . . . . . . . 49
Folding Seatback . . . . . . . . . . . . . . . . 64
Forward Automatic Braking . . . . . 231
Forward Collision Alert (FCA) System . . . . . . . . . . . . . . . . . 228

GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-10664916) - 2018 - crc - 9/15/17
Index 399
Frequency StatementRadio . . . . . . . . . . . . . . . . . . . . . . . . . 379
Front Fog Lamp Light . . . . . . . . . . . . . . . . . . . . . . . . . . 135
Front Seats Adjustment . . . . . . . . . . . . . . . . . . . . . 58
Heated and Ventilated . . . . . . . . . . 63
Front Turn Signal Lamps . . . . . . . 289
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . 236 Additives . . . . . . . . . . . . . . . . . . . . . 238
Biodiesel . . . . . . . . . . . . . . . . . . . . . 241
Cold Weather Operation . . . . . . 242
Diesel Engines . . . . . . . . . . . . . . . 238
Economy Driving . . . . . . . . . . . . . . . 26
Filling a Portable FuelContainer . . . . . . . . . . . . . . . . . . . 250
Filling the Tank . . . . . . . . . . 247, 248
Filter Replacement . . . . . . . . . . . 246
Foreign Countries . . . . . . . . . . . . 238
Gauge . . . . . . . . . . . . . . . . . . . . . . . . 123
Low Fuel Warning Light . . . . . . . 134
Requirements, California . . . . . 237
Running out of Fuel . . . . . . . . . . . 246
Water in Fuel . . . . . . . . . . . . . . . . . 243
What to Use in Canada and Mexico . . . . . . . . . . . . . . . . . . . . . . 240
What to Use in the U.S. . . . . . . 239
Fuel for Diesel Engines . . . . . . . . . 238 Fuses
Engine Compartment Fuse
Block . . . . . . . . . . . . . . . . . . . . . . . . 293
Fuses and Circuit Breakers . . . 292
Instrument Panel Fuse Block . . . . . . . . . . . . . . . . . . . . . . . . 296
Rear Compartment Fuse
Block . . . . . . . . . . . . . . . . . . . . . . . . 298
G
Garage Door Opener . . . . . . . . . . . 147Programming . . . . . . . . . . . . . . . . . 147
Gas Strut(s) . . . . . . . . . . . . . . . . . . . . 287
Gauges Engine CoolantTemperature . . . . . . . . . . . . . . . . 124
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . 123
Odometer . . . . . . . . . . . . . . . . . . . . . 123
Speedometer . . . . . . . . . . . . . . . . . 123
Tachometer . . . . . . . . . . . . . . . . . . . 123
Trip Odometer . . . . . . . . . . . . . . . . 123
Warning Lights and
Indicators . . . . . . . . . . . . . . . . . . . .118
General Information Service and Maintenance . . . . . 351
Towing . . . . . . . . . . . . . . . . . . . . . . . . 251
Vehicle Care . . . . . . . . . . . . . . . . . . 260
Glove Box . . . . . . . . . . . . . . . . . . . . . . 106 GM Mobility Reimbursement
Program . . . . . . . . . . . . . . . . . . . . . . . 373
H
Halogen Bulbs . . . . . . . . . . . . . . . . . . 289
Hazard Warning Flashers . . . . . . . 154
Head Restraints . . . . . . . . . . . . . . . . . 56
Headlamps
Aiming . . . . . . . . . . . . . . . . . . . . . . . . 289
Automatic . . . . . . . . . . . . . . . . . . . . . 154
Bulb Replacement . . . . . . . . . . . . 289
Daytime RunningLamps (DRL) . . . . . . . . . . . . . . . . 153
Flash-to-Pass . . . . . . . . . . . . . . . . . 153
High Intensity Discharge (HID) Lighting . . . . . . . . . . . . . . . 289
High-Beam On Light . . . . . . . . . . 135
High/Low Beam Changer . . . . . 153
Lamps On Reminder . . . . . . . . . 135
Heated Rear Seats . . . . . . . . . . . . . . . . . . . . . 68
Steering Wheel . . . . . . . . . . . . . . . . 111
Heated and Ventilated Front Seats . . . . . . . . . . . . . . . . . . . . . . . . . . 63
Heated Mirrors . . . . . . . . . . . . . . . . . . . 49
Heater Engine . . . . . . . . . . . . . . . . . . . . . . . . 191
Heating . . . . . . . . . . . . . . . . . . . . 160, 162