2020 CHEVROLET SUBURBAN cooling

Chevrolet Tahoe/Suburban Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-13566622) - 2020 - CRC - 4/15/19
Technical Data 397
Vehicle Data
Capacities and Specifications
The following approximate capacities are given in metric and English conversions. SeeRecommended Fluids and
Lubricants 0392 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* L83 5.3L Engine 16.8 L 17.8 qt
L86 6.2L Engine 16.8 L 17.8 qt
Engine Oil with Filter 7.6 L 8.0 qt
Fuel Tank Short Wheelbase 98.4 L26.0 gal
Long Wheelbase 119.2 L31.5 gal
Transfer Case Fluid 1.5 L1.6 qt
Wheel Nut Torque 190Y 140 lb ft
All capacities are approximate. When adding, be sure to fill to the approximate level, as recommended in this
manual. Recheck fluid level after filling.
*Engine cooling system capacity values are based on the entire cooling system and its components.

Chevrolet Tahoe/Suburban Owner Manual (GMNA-Localizing-U.S./Canada/-
Mexico-13566622) - 2020 - CRC - 4/24/19
Index 427
ChargingWireless . . . . . . . . . . . . . . . . . . . . . . 123
Charging System Light . . . . . . . . . 137
Check Engine Light (MalfunctionIndicator) . . . . . . . . . . . . . . . . . . . . 137
Ignition Transmission Lock . . . .311
Child Restraints Infants and Young Children . . . . . 89
Lower Anchors and Tethersfor Children . . . . . . . . . . . . . . . . . . . 94
Older Children . . . . . . . . . . . . . . . . . . 87
Securing . . . . . . . . . . . . 104, 106, 107
Systems . . . . . . . . . . . . . . . . . . . . . . . . 91
Child-View Mirror . . . . . . . . . . . . . . . . 40
Circuit Breakers . . . . . . . . . . . . . . . . 319
Cleaning Exterior Care . . . . . . . . . . . . . . . . . 371
Interior Care . . . . . . . . . . . . . . . . . . 376
Climate Control Systems Dual Automatic . . . . . . . . . . . . . . . 178
Rear . . . . . . . . . . . . . . . . . . . . . . . . . . 182
Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . 120
Cluster, Instrument . . . . . . . . . . . . . 127
Collision Damage Repair . . . . . . . 407
Compartments Storage . . . . . . . . . . . . . . . . . . . . . . . .110
Compass . . . . . . . . . . . . . . . . . . . . . . . 120 Connected Services
Connections . . . . . . . . . . . . . . . . . . 423
Diagnostics . . . . . . . . . . . . . . . . . . . 424
Navigation . . . . . . . . . . . . . . . . . . . . 422
Connections Connected Services . . . . . . . . . . 423
Control
Hill Descent . . . . . . . . . . . . . . . . . . 231
Traction and ElectronicStability . . . . . . . . . . . . . . . . . . . . . 229
Control Light
Hill Descent . . . . . . . . . . . . . . . . . . 141
Control of a Vehicle . . . . . . . . . . . . . 189
Convenience Net . . . . . . . . . . . . . . . 113
Convex Mirrors . . . . . . . . . . . . . . . . . . 36
Coolant Engine Temperature Gauge . . 134
Cooling . . . . . . . . . . . . . . . . . . . . 178, 182
Cooling System . . . . . . . . . . . . . . . . . 301
Courtesy Transportation Program . . . . . . . . . . . . . . . . . . . . . . . 406
Cruise Control . . . . . . . . . . . . . . . . . . 232 Light . . . . . . . . . . . . . . . . . . . . . . . . . . 144
Cruise Control, Adaptive . . . . . . . . 235
Cupholders . . . . . . . . . . . . . . . . . . . . . 110
Customer Assistance . . . . . . . . . . . 403 Offices . . . . . . . . . . . . . . . . . . . . . . . . 402 Text Telephone (TTY)
Users . . . . . . . . . . . . . . . . . . . . . . . 403
Customer Information Publications OrderingInformation . . . . . . . . . . . . . . . . . . 409
Customer Satisfaction Procedure . . . . . . . . . . . . . . . . . . . . . 400
Cybersecurity . . . . . . . . . . . . . . . . . . . 412
D
Damage Repair, Collision . . . . . . . 407
Danger, Warning, and Caution . . . . 2
Data Collection Infotainment System . . . . . . . . . . 413
OnStar . . . . . . . . . . . . . . . . . . . . . . . 413
Data Recorders, Event . . . . . . . . . 412
Daytime Running Lamps (DRL) . . . . . . . . . . . . . . . . . . 170
Defensive Driving . . . . . . . . . . . . . . . 188
Delayed Locking . . . . . . . . . . . . . . . . . 25
Diagnostics Connected Services . . . . . . . . . . 424
Distracted Driving . . . . . . . . . . . . . . . 187
Dome Lamps . . . . . . . . . . . . . . . . . . . 173
Door Ajar Light . . . . . . . . . . . . . . . . . . . . . 144
Delayed Locking . . . . . . . . . . . . . . . . 25
Locks . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

Chevrolet Tahoe/Suburban Owner Manual (GMNA-Localizing-U.S./Canada/-
Mexico-13566622) - 2020 - CRC - 4/24/19
428 Index
Power Locks . . . . . . . . . . . . . . . . . . . . 25
Drive Belt Routing, Engine . . . . . . 399
Driver Assistance Systems . . . . . 243
Driver Information
Center (DIC) . . . . . . . . . . . . . 145, 147
Driving Assistance Systems . . . . . . . . . . 248
Better Fuel Economy . . . . . . . . . 187
Characteristics and
Towing Tips . . . . . . . . . . . . . . . . . 262
Defensive . . . . . . . . . . . . . . . . . . . . . 188
Drunk . . . . . . . . . . . . . . . . . . . . . . . . . 188
Hill and Mountain Roads . . . . . . 196
If the Vehicle is Stuck . . . . . . . . . 198
Loss of Control . . . . . . . . . . . . . . . 190
Off-Road . . . . . . . . . . . . . . . . . . . . . 191
Off-Road Recovery . . . . . . . . . . . 190
Vehicle Load Limits . . . . . . . . . . . 200
Wet Roads . . . . . . . . . . . . . . . . . . . 196
Winter . . . . . . . . . . . . . . . . . . . . . . . . 197
Dual Automatic Climate
Control System . . . . . . . . . . . . . . . . 178
E
E85 or FlexFuel . . . . . . . . . . . . . . . . 258
Electrical Equipment,Add-On . . . . . . . . . . . . . . . . . . . . . . . 282 Electrical System
Engine Compartment Fuse
Block . . . . . . . . . . . . . . . . . . . . . . . . 320
Fuses and Circuit Breakers . . . 319
Instrument Panel Fuse Block . . . . . . . . . . . . . . . . . . . 324, 327
Overload . . . . . . . . . . . . . . . . . . . . . 319
Rear Compartment Fuse
Block . . . . . . . . . . . . . . . . . . . . . . . . 329
Emergency OnStar . . . . . . . . . . . . . . . . . . . . . . . 415
Engine Air Cleaner/Filter . . . . . . . . . . . . . 300
Check Light (MalfunctionIndicator) . . . . . . . . . . . . . . . . . . . . 137
Compartment Overview . . . . . . . 288
Coolant Temperature
Gauge . . . . . . . . . . . . . . . . . . . . . . 134
Cooling System . . . . . . . . . . . . . . . 301
Drive Belt Routing . . . . . . . . . . . . 399
Exhaust . . . . . . . . . . . . . . . . . . . . . . 215
Fan . . . . . . . . . . . . . . . . . . . . . . . . . . . 306
Heater . . . . . . . . . . . . . . . . . . . . . . . . .211
Oil Life System . . . . . . . . . . . . . . . 295
Oil Pressure Gauge . . . . . . . . . . 133
Overheating . . . . . . . . . . . . . . . . . . 305
Power Messages . . . . . . . . . . . . . 154
Running While Parked . . . . . . . . 216 Starting . . . . . . . . . . . . . . . . . . . . . . . 209
Entry Lighting . . . . . . . . . . . . . . . . . . . 174
Equipment, Towing . . . . . . . . . . . . . 272
Event Data Recorders . . . . . . . . . . 412
Exit Lighting . . . . . . . . . . . . . . . . . . . . 175
Extended Parking . . . . . . . . . . . . . . . 214
Extender, Seat Belt . . . . . . . . . . . . . . 72
Exterior Lamp Controls . . . . . . . . . 167
Exterior Lamps Off Reminder . . . 169
Exterior Lighting Battery Saver . . . . . . . . . . . . . . . . . . . . . . . . . 176
F
Fan
Engine . . . . . . . . . . . . . . . . . . . . . . . . 306
Filter, Engine Air Cleaner . . . . . . . . . . . 300
Flash-to-Pass . . . . . . . . . . . . . . . . . . . 170
Flashers, Hazard Warning . . . . . . 171
Flat Tire . . . . . . . . . . . . . . . . . . . . . . . . 351 Changing . . . . . . . . . . . . . . . . . . . . . 353
FlexFuel E85 . . . . . . . . . . . . . . . . . . . . . . . . . . . 258
Floor Console Storage . . . . . . . . . . 113
Floor Mats . . . . . . . . . . . . . . . . . . . . . . 379
Fluid AutomaticTransmission . . . . . . . . . . . 296, 299