recommended fluids and lubricants GMC YUKON 2020 User Guide

GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./
Canada/Mexico-13566587) - 2020 - CRC - 4/15/19
388 Service and Maintenance
Recommended Fluids, Lubricants, and Parts
Recommended Fluids and Lubricants
Fluids and lubricants identified below by name, part number, or specification can be obtained from your dealer.Usage Fluid/Lubricant
Automatic Transmission (Except Denali) DEXRON-VI Automatic Transmission Fluid.
Automatic Transmission (Denali Only) DEXRON ULV Automatic Transmission Fluid (GM Part No. 19352619, in
Canada 19352620).
Chassis Lubrication Chassis Lubricant (GM Part No. 12377985, in Canada 88901242) or 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. SeeCooling System 0297.
Engine Oil Engine oil meeting the dexos1 specification of the proper SAE viscosity grade. ACDelco dexos1 full synthetic is recommended. See Engine Oil
0 289.
Front Axle (Four-Wheel Drive) SAE 75W-90 Synthetic Axle Lubricant (GM Part No. 88900401, in Canada 89021678).
Front Axle Propshaft Spline or One-Piece Propshaft Spline (Two-Wheel Drive) Spline Lubricant, Special Lubricant (GM Part No. 19257121, in
Canada 19257122).
Hydraulic Brake System DOT 3 Hydraulic Brake Fluid (GM Part No. 19353126, in Canada 19353127).

GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./
Canada/Mexico-13566587) - 2020 - CRC - 4/15/19
Technical Data 393
Vehicle Data
Capacities and Specifications
The following approximate capacities are given in metric and English conversions. SeeRecommended Fluids and
Lubricants 0388 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 thehood. See your dealer for more information.
Engine Cooling System* 5.3L V8 16.8 L 17.8 qt
6.2L V8 16.8 L 17.8 qt
Engine Oil with Filter 5.3L V8 7.6 L 8.0 qt
6.2L V8 7.6 L 8.0 qt
Fuel Tank Short Wheelbase 98.4 L 26.0 gal
Long Wheelbase 119.2 L 31.5 gal
Transfer Case Fluid 1.5 L 1.6 qt

GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./Cana-
da/Mexico-13566587) - 2020 - CRC - 4/15/19
Index 427
Lighting (cont'd)LED . . . . . . . . . . . . . . . . . . . . . . . . . . 312
Lights Airbag Readiness . . . . . . . . . . . . . 134
Antilock Brake System
(ABS) Warning . . . . . . . . . . . . . . 138
Brake System Warning . . . . . . . 138
Charging System . . . . . . . . . . . . . 135
Check Engine (Malfunction Indicator) . . . . . . . . . . . . . . . . . . . . 136
Cruise Control . . . . . . . . . . . . . . . . 144
Door Ajar . . . . . . . . . . . . . . . . . . . . . 144
Engine Coolant Temperature Warning . . . . . . . 141
Engine Oil Pressure . . . . . . . . . . 142
Flash-to-Pass . . . . . . . . . . . . . . . . . 167
Four-Wheel-Drive . . . . . . . . . . . . . 139
Front Fog Lamp . . . . . . . . . . . . . . 143
High-Beam On . . . . . . . . . . . . . . . . 143
High/Low Beam Changer . . . . . 166
Lane Keep Assist . . . . . . . . . . . . . 139
Low Fuel Warning . . . . . . . . . . . . 142
Seat Belt Reminders . . . . . . . . . . 133
Security . . . . . . . . . . . . . . . . . . . . . . 143
StabiliTrak OFF . . . . . . . . . . . . . . . 140
Tire Pressure . . . . . . . . . . . . . . . . . 141
Tow/Haul Mode . . . . . . . . . . . . . . . 139 Lights (cont'd)
Traction Control System
(TCS)/StabiliTrak . . . . . . . . . . . . 141
Traction Off . . . . . . . . . . . . . . . . . . . 140
Lock Steering Column . . . . . . . . . . . . . . . . 35
Locking Rear Axle . . . . . . . . . . . . . . 229
Locks Automatic Door . . . . . . . . . . . . . . . . . 25
Delayed Locking . . . . . . . . . . . . . . . . 25
Door . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Lockout Protection . . . . . . . . . . . . . . 26
Power Door . . . . . . . . . . . . . . . . . . . . . 25
Safety . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Loss of Control . . . . . . . . . . . . . . . . . 187
Low Fuel Warning Light . . . . . . . . . 142
Low-Profile Tires . . . . . . . . . . . . . . . . 328
Lower Anchors and Tethers for Children (LATCH
System) . . . . . . . . . . . . . . . . . . . . . . . . 93
Lumbar Adjustment . . . . . . . . . . . . . . 49 Front Seats . . . . . . . . . . . . . . . . . . . . . 49
M
Magnetic Ride Control . . . . . . . . . . 229
MaintenanceRecords . . . . . . . . . . . . . . . . . . . . . . 391 Maintenance and Care
Additional . . . . . . . . . . . . . . . . . . . . . 385
Maintenance Schedule . . . . . . . . . 379 Recommended Fluids andLubricants . . . . . . . . . . . . . . . . . . . 388
Transfer Case . . . . . . . . . . . . . . . . 219
Malfunction Indicator Lamp . . . . . 136
Manual Mode . . . . . . . . . . . . . . . . . . . 216
Memory Seats . . . . . . . . . . . . . . . . . . . 51
Messages Engine Power . . . . . . . . . . . . . . . . 151
Vehicle . . . . . . . . . . . . . . . . . . . . . . . 151
Vehicle Speed . . . . . . . . . . . . . . . . 152
Mirror Child-View . . . . . . . . . . . . . . . . . . . . . . 41
Mirrors
Automatic Dimming . . . . . . . . . . . . . 39
Automatic DimmingRearview . . . . . . . . . . . . . . . . . . . . . . 41
Blind Spot . . . . . . . . . . . . . . . . . . . . . . 39
Convex . . . . . . . . . . . . . . . . . . . . . . . . . 37
Folding . . . . . . . . . . . . . . . . . . . . . . . . . 38
Heated . . . . . . . . . . . . . . . . . . . . . . . . . 39
Manual Rearview . . . . . . . . . . . . . . . 41
Power . . . . . . . . . . . . . . . . . . . . . . . . . . 38
Tilt in Reverse . . . . . . . . . . . . . . . . . . 40
Mirrors, Interior Rearview . . . . . . . . 41

GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./Cana-
da/Mexico-13566587) - 2020 - CRC - 4/15/19
Index 429
Rear Axle (cont'd)Locking . . . . . . . . . . . . . . . . . . . . . . . 229
Rear Climate Control System . . . 179
Rear Seats . . . . . . . . . . . . . . . . . . . . . . 55 Heated . . . . . . . . . . . . . . . . . . . . . . . . . 55
Rear Storage . . . . . . . . . . . . . . . . . . . 110
Rear Vision Camera (RVC) . . . . . 242
Rear Window Washer/Wiper . . . . 118
Rearview Mirrors . . . . . . . . . . . . . . . . 41 Automatic Dimming . . . . . . . . . . . . . 41
Reclining Seatbacks . . . . . . . . . . . . . 50
Recommended Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . 254
Recommended Fluids and
Lubricants . . . . . . . . . . . . . . . . . . . . . 388
Records Maintenance . . . . . . . . . . . . . . . . . . 391
Recreational Vehicle Towing . . . . 364
Reimbursement Program,
GM Mobility . . . . . . . . . . . . . . . . . . . 399
Remote Keyless Entry (RKE) System . . . . . . . . . . . . . . 13, 16
Remote Vehicle Start . . . . . . . . . . . . 23
Replacement
Glass . . . . . . . . . . . . . . . . . . . . . . . . . 310
Replacement Parts Airbags . . . . . . . . . . . . . . . . . . . . . . . . . 86
Maintenance . . . . . . . . . . . . . . . . . . 390 Replacing Airbag System . . . . . . . . 86
Replacing LATCH System
Parts after a Crash . . . . . . . . . . . . 103
Replacing Seat Belt System Parts after a Crash . . . . . . . . . . . . . 72
Reporting Safety Defects Canadian Government . . . . . . . . 407
General Motors . . . . . . . . . . . . . . . 407
U.S. Government . . . . . . . . . . . . . 406
Restraints Where to Put . . . . . . . . . . . . . . . . . . . 92
Retained Accessory Power (RAP) . . . . . . . . . . . . . . . . . . 209
Reverse Tilt Mirrors . . . . . . . . . . . . . . 40
Ride Control Systems Magnetic . . . . . . . . . . . . . . . . . . . . . 229
Roads Driving, Wet . . . . . . . . . . . . . . . . . . 193
Roadside Assistance Program . . . . . . . . . . . . . . . . . . . . . . . 400
Roof
Sunroof . . . . . . . . . . . . . . . . . . . . . . . . . 44
Roof Rack System . . . . . . . . . . . . . . 112
Rotation, Tires . . . . . . . . . . . . . . . . . . 340
Routing, Engine Drive Belt . . . . . . 395
Running the Vehicle While Parked . . . . . . . . . . . . . . . . . . . . . . . . 212S
Safety Defects ReportingCanadian Government . . . . . . . . 407
General Motors . . . . . . . . . . . . . . . 407
U.S. Government . . . . . . . . . . . . . 406
Safety Locks . . . . . . . . . . . . . . . . . . . . . 26
Safety System Check . . . . . . . . . . . . 71
Scheduling Appointments . . . . . . . 401
Seat Belts . . . . . . . . . . . . . . . . . . . . . . . 62 Care . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72
Extender . . . . . . . . . . . . . . . . . . . . . . . . 71
How to Wear Seat Belts
Properly . . . . . . . . . . . . . . . . . . . . . . . 63
Lap Belt . . . . . . . . . . . . . . . . . . . . . . . . 71
Lap-Shoulder Belt . . . . . . . . . . . . . . 65
Reminders . . . . . . . . . . . . . . . . . . . . 133
Replacing after a Crash . . . . . . . . 72
Use During Pregnancy . . . . . . . . . . 70
Seats
Center Seat . . . . . . . . . . . . . . . . . . . . 48
Head Restraints . . . . . . . . . . . . . . . . 47
Heated and Ventilated Front . . . . 54
Heated, Rear . . . . . . . . . . . . . . . . . . . 55
Lumbar Adjustment, Front . . . . . . 49
Memory . . . . . . . . . . . . . . . . . . . . . . . . . 51
Power Adjustment, Front . . . . . . . 48
Rear . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
Reclining Seatbacks . . . . . . . . . . . . 50