
GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./
Canada/Mexico-12460267) - 2019 - crc - 9/11/18
336 Vehicle Care
FusesUsage
19 Body control module 4
20 Rear seat entertainment
21 Sunroof
22 –
23 –
24 –
25 –
26 Infotainment/Airbag
27 –/RF window switch/
Rain sensor
28 Obstacle detection/USB
29 Radio
30 –
31 –
32 –
33 – Fuses
Usage
34 –
35 –
36 Special equipment option B2
37 Special equipment option
38 Body control module 2
39 DC to AC inverter
40 –
41 –
42 –
43 –
44 Right door window motor
45 Front blower
46 Body control module 6
47 Body control module 7
48 Amplifier Fuses
Usage
49 Right front seat
50 Accessory power outlet 3
51 –
53 –
54 –
55 –
56 –
Relays Usage
52 Retained accessory power

GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./
Canada/Mexico-12460267) - 2019 - crc - 9/11/18
396 Service and Maintenance
.Inspect brake system. See
Exterior Care 0383.
. Visually inspect steering,
suspension, and chassis
components for damage,
including cracks or tears in the
rubber boots, loose or missing
parts, or signs of wear at least
once a year. See Exterior Care
0 383. Lubricate the suspension
and steering components at
least every other oil change (if
equipped with grease fittings).
. Inspect power steering for
proper attachment, connections,
binding, leaks, cracks,
chafing, etc.
. Visually inspect halfshafts and
drive shafts for excessive wear,
lubricant leaks, and/or damage
including: tube dents or cracks,
constant velocity joint or
universal joint looseness,
cracked or missing boots, loose
or missing boot clamps, center
bearing excessive looseness,
loose or missing fasteners, and
axle seal leaks. .
Check restraint system
components. See Safety System
Check 090.
. Visually inspect fuel system for
damage or leaks.
. Visually inspect exhaust system
and nearby heat shields for
loose or damaged parts.
. Lubricate body components. See
Exterior Care 0383.
. Check starter switch. See Starter
Switch Check 0321.
. Check automatic transmission
shift lock control function. See
Automatic Transmission Shift
Lock Control Function Check
0322.
. Check ignition transmission lock.
See Ignition Transmission Lock
Check 0322.
. Check parking brake and
automatic transmission park
mechanism. See Park Brake and
P (Park) Mechanism Check
0 322. .
Check accelerator pedal for
damage, high effort, or binding.
Replace if needed.
. Visually inspect gas strut for
signs of wear, cracks, or other
damage. Check the hold open
ability of the strut. If the hold
open is low, service the gas
strut. See Gas Strut(s) 0324.
. Inspect sunroof track and seal,
if equipped. See Sunroof063.
. Verify spare tire key lock
operation and lubricate as
needed. See Tire Changing
0 363.
. Visually inspect the spare tire to
ensure that it is tightly stowed
under the vehicle. Push, pull,
and try to turn the tire. If the
spare tire moves, tighten as
necessary. Verify that the wheel
retainer plate compression
spring is fully compressed. See
Tire Changing 0363.

GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./Cana-
da/Mexico-12460267) - 2019 - crc - 9/11/18
Index 445
R
Radio Frequency Statement . . . . 421
Reading Lamps . . . . . . . . . . . . . . . . . 187
Rear Axle . . . . . . . . . . . . . . . . . . . . . . . 320Locking . . . . . . . . . . . . . . . . . . . . . . . 245
Rear Climate Control System . . . 195
Rear Seats . . . . . . . . . . . . . . . . . . . . . . 74 Heated . . . . . . . . . . . . . . . . . . . . . . . . . 74
Rear Storage . . . . . . . . . . . . . . . . . . . 127
Rear Vision Camera (RVC) . . . . . 256
Rear Window Washer/Wiper . . . . 135
Rearview Mirrors . . . . . . . . . . . . . . . . 60 Automatic Dimming . . . . . . . . . . . . . 60
Reclining Seatbacks . . . . . . . . . . . . . 69
Recommended
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . 269
Recommended Fluids and Lubricants . . . . . . . . . . . . . . . . . . . . . 404
Records
Maintenance . . . . . . . . . . . . . . . . . . 407
Recreational Vehicle Towing . . . . 378
Reimbursement Program, GM Mobility . . . . . . . . . . . . . . . . . . . 415
Remote Keyless Entry
(RKE) System . . . . . . . . . . 33, 34, 41
Remote Vehicle Start . . . . . . . . . . . . 43
Replacement Glass . . . . . . . . . . . . . . . . . . . . . . . . . 324 Replacement Parts
Airbags . . . . . . . . . . . . . . . . . . . . . . . 104
Maintenance . . . . . . . . . . . . . . . . . . 406
Replacing Airbag System . . . . . . . 104
Replacing LATCH System Parts after a Crash . . . . . . . . . . . . 120
Replacing Seat Belt System
Parts after a Crash . . . . . . . . . . . . . 91
Reporting Safety Defects Canadian Government . . . . . . . . 422
General Motors . . . . . . . . . . . . . . . 422
U.S. Government . . . . . . . . . . . . . 421
Restraints Where to Put . . . . . . . . . . . . . . . . . .110
Retained Accessory Power (RAP) . . . . . . . . . . . . . . . . . . 224
Reverse Tilt Mirrors . . . . . . . . . . . . . . 59
Ride Control Systems Magnetic . . . . . . . . . . . . . . . . . . . . . 244
Roads Driving, Wet . . . . . . . . . . . . . . . . . . 208
Roadside Assistance Program . . . . . . . . . . . . . . . . . . . . . . . 415
Roof Sunroof . . . . . . . . . . . . . . . . . . . . . . . . . 63
Roof Rack System . . . . . . . . . . . . . . 129
Rotation, Tires . . . . . . . . . . . . . . . . . . 355 Routing, Engine Drive Belt . . . . . . 410
Running the Vehicle While
Parked . . . . . . . . . . . . . . . . . . . . . . . . 228
S
Safety Defects ReportingCanadian Government . . . . . . . . 422
General Motors . . . . . . . . . . . . . . . 422
U.S. Government . . . . . . . . . . . . . 421
Safety Locks . . . . . . . . . . . . . . . . . . . . . 46
Safety System Check . . . . . . . . . . . . 90
Scheduling Appointments . . . . . . . 417
Seat Belts . . . . . . . . . . . . . . . . . . . . . . . 81 Care . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90
Extender . . . . . . . . . . . . . . . . . . . . . . . . 90
How to Wear Seat BeltsProperly . . . . . . . . . . . . . . . . . . . . . . . 82
Lap Belt . . . . . . . . . . . . . . . . . . . . . . . . 89
Lap-Shoulder Belt . . . . . . . . . . . . . . 84
Reminders . . . . . . . . . . . . . . . . . . . . 150
Replacing after a Crash . . . . . . . . 91
Use During Pregnancy . . . . . . . . . . 88
Seats Center Seat . . . . . . . . . . . . . . . . . . . . 67
Head Restraints . . . . . . . . . . . . . . . . 66
Heated and Ventilated Front . . . . 72
Heated, Rear . . . . . . . . . . . . . . . . . . . 74
Lumbar Adjustment, Front . . . . . . 68

GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./Cana-
da/Mexico-12460267) - 2019 - crc - 9/11/18
446 Index
Seats (cont'd)Memory . . . . . . . . . . . . . . . . . . . . . . . . . 69
Power Adjustment, Front . . . . . . . 67
Rear . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74
Reclining Seatbacks . . . . . . . . . . . . 69
Second Row . . . . . . . . . . . . . . . . . . . . 75
Third Row Seat . . . . . . . . . . . . . . . . . 79
Second Row Seats . . . . . . . . . . . . . . 75
Securing Child Restraints . . . . . . . . . . .120, 122, 123
Security Light . . . . . . . . . . . . . . . . . . . . . . . . . . 160
OnStar . . . . . . . . . . . . . . . . . . . . . . . 427
Vehicle . . . . . . . . . . . . . . . . . . . . . . . . . 53
Vehicle Alarm . . . . . . . . . . . . . . . . . . . 53
Service . . . . . . . . . . . . . . . . . . . . . . . . . 198 Accessories andModifications . . . . . . . . . . . . . . . . 297
Doing Your Own Work . . . . . . . . 297
Maintenance Records . . . . . . . . 407
Maintenance, General Information . . . . . . . . . . . . . . . . . . 393
Parts Identification Label . . . . . 408
Scheduling Appointments . . . . . 417
Services Special Application . . . . . . . . . . . 400
Servicing the Airbag . . . . . . . . . . . . 102 Shift Lock Control Function
Check, Automatic
Transmission . . . . . . . . . . . . . . . . . . 322
Shifting Into Park . . . . . . . . . . . . . . . . . . . . . . 224
Out of Park . . . . . . . . . . . . . . . . . . . 226
Side Blind Zone Alert (SBZA) . . . 264
Signals, Turn and
Lane-Change . . . . . . . . . . . . . . . . . 185
Special Application Services . . . . 400
Specifications and Capacities . . . . . . . . . . . . . . . . . . . . . 409
Speedometer . . . . . . . . . . . . . . . . . . . 146
StabiliTrak OFF Light . . . . . . . . . . . . . . . . . . . . . 157
Start Assist, Hill . . . . . . . . . . . . . . . . . 241
Start Vehicle, Remote . . . . . . . . . . . 43
Starter Switch Check . . . . . . . . . . . 321
Starting the Engine . . . . . . . . . . . . . 221
Steering . . . . . . . . . . . . . . . . . . . . . . . . 202 Heated Wheel . . . . . . . . . . . . . . . . 133
Wheel Adjustment . . . . . . . . . . . . 132
Wheel Controls . . . . . . . . . . . . . . . 133
Steps Power Assist . . . . . . . . . . . . . . . . . . . 52
Storage Rear . . . . . . . . . . . . . . . . . . . . . . . . . . 127 Storage Areas
Armrest . . . . . . . . . . . . . . . . . . . . . . . 127
Center Console . . . . . . . . . . . . . . . 128
Convenience Net . . . . . . . . . . . . . 129
Floor Console . . . . . . . . . . . . . . . . 129
Glove Box . . . . . . . . . . . . . . . . . . . . 126
Instrument Panel . . . . . . . . . . . . . 126
Roof Rack System . . . . . . . . . . . . 129
Sunglasses . . . . . . . . . . . . . . . . . . . 127
Storage Compartments . . . . . . . . . 126
Struts Gas . . . . . . . . . . . . . . . . . . . . . . . . . . . 324
Stuck Vehicle . . . . . . . . . . . . . . . . . . . 211
Sun Visors . . . . . . . . . . . . . . . . . . . . . . . 62
Sunglass Storage . . . . . . . . . . . . . . . 127
Sunroof . . . . . . . . . . . . . . . . . . . . . . . . . . 63
Symbols . . . . . . . . . . . . . . . . . . . . . . . . . . 3
System Forward CollisionAlert (FCA) . . . . . . . . . . . . . . . . . . 260
Infotainment . . . . . . . . . . . . . 190, 424
Noise Control . . . . . . . . . . . . . . . . . 320
Roof Rack . . . . . . . . . . . . . . . . . . . . 129
Systems Driver Assistance . . . . . . . . . . . . . 255