GMC Sierra 3500HD 2021 Manuals

Manuals and User Guides for GMC Sierra 3500HD 2021. We have 1 GMC Sierra 3500HD 2021 manual available for free PDF download: Owner's Manual

GMC Sierra 3500HD 2021 Owner's Manual

GMC Sierra 3500HD 2021 Owner's Manual (433 pages)

Brand: GMC | Category: Automobile | Size: 11.3 MB

Table of Contents

Table of Contents

2
- Introduction
  3
Windows

8
- Keysandlocks
  
  8
  - Keys and Locks
    8
    
    Keys (Key Access)
    8
    
    Keys (Keyless Access)
    10
    
    Remote Keyless Entry (RKE) System
    11
    
    Remote Keyless Entry (RKE) System Operation (Key Access)
    11
    
    Remote Keyless Entry (RKE) System Operation (Keyless Access)
    14
    
    Remote Vehicle Start
    21
    
    Door Locks
    22
    
    Automatic Door Locks
    23
    
    Delayed Locking
    23
    
    Lockout Protection
    23
    
    Power Door Locks
    23
    
    Safety Locks
    24
  - Keys, Doors, and Windows
    8
- Doors
  
  24
  - Tailgate
    24
  - Power Assist Steps
    27
  - Vehicle Alarm System
    28
  - Vehicle Security
    28
- Vehiclesecurity
  
  29
  - Steering Column Lock
    29
  - Immobilizer
    30
  - Immobilizer Operation
    30
- Exterior Mirrors
  
  31
  - Convex Mirrors
    31
  - Manual Mirrors
    31
  - Trailer-Tow Mirrors
    31
  - Power Mirrors
    33
  - Folding Mirrors
    33
  - Heated Mirrors
    34
  - Automatic Dimming Mirror
    34
  - Blind Spot Mirrors
    34
  - Reverse Tilt Mirrors
    35
- Interior Mirrors
  
  35
  - Interior Rearview Mirrors
    35
  - Manual Rearview Mirror
    35
  - Automatic Dimming Rearview Mirror
    35
  - Rear Camera Mirror
    35
- Windows
  
  38
  - Truck Bed Camera Rearview Mirror
    38
  - Manual Windows
    39
  - Power Windows
    39
  - Rear Windows
    41
  - Sun Visors
    41
- Roof Sunroof
  
  41
Head Restraints

43
- Headrestraints
  
  43
  - Seats and Restraints
    43
    
    Head Restraints
    43
- Front Seats
  
  44
  - Seat Adjustment
    44
  - Center Seat
    45
  - Power Seat Adjustment
    45
  - Lumbar Adjustment
    46
  - Reclining Seatbacks
    46
  - Memory Seats
    47
  - Heated and Ventilated Front Seats
    50
- Rear Seats
  
  51
- Seatbelts
  
  52
  - Heated Rear Seats
    52
  - Seat Belts
    52
  - How to Wear Seat Belts Properly
    53
  - Lap-Shoulder Belt
    55
  - Seat Belt Use During Pregnancy
    57
  - Seat Belt Extender
    57
  - Safety System Check
    57
- Airbagsystem
  
  58
  - Seat Belt Care
    58
  - Replacing Seat Belt System Parts after a
    58
  - Crash
    58
  - Airbag System
    58
  - Where Are the Airbags
    60
  - When Should an Airbag Inflate
    61
  - How Does an Airbag Restrain
    62
  - What Makes an Airbag Inflate
    62
  - What will You See after an Airbag
    62
    
    Inflates
    62
  - Passenger Sensing System
    63
  - Adding Equipment to the Airbag-Equipped Vehicle
    67
  - Servicing the Airbag-Equipped
    67
  - Airbag System Check
    68
  - Replacing Airbag System Parts after a
    68
    
    Crash
    68
- Child Restraints
  
  69
Storage Storage Compartments Cupholders

92
- Storagecompartments
  92
  - Storage
    92
    
    Cupholders
    92
    
    Glove Box
    92
    
    Storage Compartments
    92
    
    Center Console Storage
    93
    
    Rear Storage
    93
    
    Underseat Storage
    93
    
    Additional Storage Features
    94
    
    Cargo Tie-Downs
    94
    
    Floor Console Storage
    94
Instruments and Controls 95

96
- Controls
  97
- Heated Steering Wheel
  97
- Steering Wheel Adjustment
  97
- Steering Wheel Controls
  97
- Horn
  98
- Windshield Wiper/Washer
  98
- Clock
  99
- Compass
  99
- Power Outlets
  99
- Wireless Charging
  100
- Instrument Cluster
  103
- Warning Lights, Gauges, and Indicators
  103
- Fuel Gauge
  107
- Odometer
  107
- Speedometer
  107
- Tachometer
  107
- Trip Odometer
  107
- Engine Oil Pressure Gauge
  108
- Engine Coolant Temperature Gauge
  109
- Seat Belt Reminders
  110
- Voltmeter Gauge
  110
- Airbag Readiness Light
  111
- Passenger Airbag Status Indicator
  111
- Charging System Light
  112
- Malfunction Indicator Lamp
  112
  - Engine Light)
    112
- Brake System Warning Light
  114
- Electric Parking Brake Light
  114
- Service Electric Parking Brake Light
  114
- Antilock Brake System (ABS) Warning
  115
  - Light
    115
- Four-Wheel-Drive Light
  115
- Hill Descent Control Light
  115
- Tow/Haul Mode Light
  115
- Lane Departure Warning (LDW)
  116
  - Light
    116
- Traction Control System (Tcs)/Electronic Stability Control Light
  116
- Traction off Light
  116
- Vehicle Ahead Indicator
  116
- Electronic Stability Control (ESC) off
  117
  - Light
    117
- Engine Coolant Temperature Warning
  117
- Driver Mode Control Light
  118
- Engine Oil Pressure Light
  118
  - Cluster)
    118
- Tire Pressure Light
  118
- Front Fog Lamp Light
  119
- High-Beam on Light
  119
- Lamps on Reminder
  119
- Low Fuel Warning Light
  119
- Security Light
  119
- Cruise Control Light
  120
  - Door Ajar Light
    120
- Information Displays
  120
  - Driver Information Center (DIC)
    120
    
    Level)
    120
  - Driver Information Center (DIC) (Midlevel and Uplevel)
    121
  - Head-Up Display (HUD)
    124
- Vehicle Messages
  124
  - Vehicle Messages
    126
  - Engine Power Messages
    127
  - Vehicle Speed Messages
    127
  - Vehicle Personalization
    127
- Universal Remote System Universal Remote System
  132
  - Universal Remote System
    132
    
    Programming
    132
  - Universal Remote System Operation
    134
Lighting

135
- Exteriorlighting
  135
  - Exterior Lamp Controls
    135
  - Lighting
    136
    
    Automatic Headlamp System
    137
    
    Daytime Running Lamps (DRL)
    137
    
    Exterior Lamps off Reminder
    137
    
    Flash-To-Pass
    137
    
    Headlamp High/Low-Beam Changer
    137
    
    Hazard Warning Flashers
    138
    
    Fog Lamps
    139
    
    Turn and Lane-Change Signals
    139
    
    Auxiliary Roof-Mounted Lamp
    140
    
    Exterior Cargo Lamps
    140
    
    Task Lighting
    140
    
    Control
    141
    
    Dome Lamps
    141
    
    Interior Lighting
    141
    
    Battery Load Management
    142
    
    Entry Lighting
    142
    
    Exit Lighting
    142
    
    Lighting Features
    142
    
    Reading Lamps
    142
    
    Battery Power Protection
    143
    
    Exterior Lighting Battery Saver
    143
Introduction

144
- Infotainment System
  144
  - Introduction
    144
  - Overview
    145
  - Steering Wheel Controls
    147
  - Using the System
    148
  - AM-FM Radio
    151
  - Software Updates
    151
  - HD Radio Technology
    152
  - Radio Data System (RDS)
    153
  - Satellite Radio
    153
  - Audio Players
    154
  - Avoiding Untrusted Media Devices
    154
  - Fixed Mast Antenna
    154
  - Multi-Band Antenna
    154
  - Radio Reception
    154
  - USB Port
    154
  - Auxiliary Jack
    157
  - Bluetooth Audio
    158
  - Onstar System
    158
  - Using the Navigation System
    159
  - Maps
    162
  - Navigation Symbols
    162
  - Destination
    163
  - Global Positioning System (GPS)
    169
  - Onstar System
    169
  - Problems with Route Guidance
    170
  - Vehicle Positioning
    170
  - Database Coverage Explanations
    171
  - If the System Needs Service
    171
  - Map Data Updates
    171
  - Voice Recognition
    171
  - Bluetooth (Overview)
    176
  - Phone)
    177
  - Apple Carplay and Android Auto
    181
  - Settings
    182
  - Teen Driver
    188
  - Trademarks and License
    191
  - Trademarks and License Agreements
    191
- Radio
  
  151
- Onstarsystem
  
  158
- Navigation
  
  159
- Voicerecognition
  
  171
- Settings
  
  182
  - Climate Controls
    200
Driving Information

207
- Driving and Operating
  207
- Driving Information
  
  208
  - Distracted Driving
    208
  - Driving for Better Fuel Economy
    208
  - Braking
    209
  - Control of a Vehicle
    209
  - Defensive Driving
    209
  - Impaired Driving
    209
  - Steering
    210
  - Loss of Control
    211
  - Off-Road Recovery
    211
  - Off-Road Driving
    212
  - Driving on Wet Roads
    215
  - Hill and Mountain Roads
    216
  - Winter Driving
    216
  - If the Vehicle Is Stuck
    217
  - Vehicle Load Limits
    218
  - Truck-Camper Loading Information
    223
- Starting and Operating
  
  224
  - New Vehicle Break-In
    224
  - Ignition Positions (Key Access)
    225
  - Ignition Positions (Keyless Access)
    227
  - Starting the Engine
    228
  - Engine Heater
    229
  - Retained Accessory Power (RAP)
    230
  - Shifting into Park
    231
  - Shifting out of Park
    232
  - Parking over Things that Burn
    232
  - Extended Parking
    232
- Engine Exhaust
  
  232
- Automatictransmission
  
  233
  - Engine Exhaust
    233
  - Running the Vehicle While Parked
    233
  - Automatic Transmission
    233
  - Manual Mode
    236
  - Tow/Haul Mode
    236
- Drive Systems
  
  237
  - Four-Wheel Drive
    237
- Brakes
  
  241
  - Antilock Brake System (ABS)
    241
  - Electric Parking Brake
    241
  - Brake Assist
    242
  - Hill Start Assist (HSA)
    243
- Ride Control Systems
  
  243
  - Traction Control/Electronic Stability
    243
  - Control
    243
  - Hill Descent Control (HDC)
    245
  - Driver Mode Control
    245
  - Limited-Slip Differential
    246
  - Locking Rear Axle
    246
- Cruisecontrol
  
  247
  - Cruise Control
    247
- Driverassistancesystems
  
  248
  - Driver Assistance Systems
    248
  - Assistance Systems for Parking or
    250
    
    Backing
    250
  - Assistance Systems for Driving
    258
  - Forward Collision Alert (FCA)
    258
    
    System
    258
  - Automatic Emergency
    260
    
    Braking (AEB)
    260
  - Side Blind Zone Alert (SBZA)
    261
  - Lane Change Alert (LCA)
    262
  - Lane Departure Warning (LDW)
    263
- Fuel
  
  264
  - Recommended Fuel
    264
  - Top Tier Fuel
    264
  - E85 or Flexfuel
    265
  - Fuel Additives
    265
  - Fuels in Foreign Countries
    265
  - Prohibited Fuels
    265
  - Filling the Tank (Pickup Model)
    266
  - Filling the Tank (Chassis Cab and Box Delete Models)
    267
  - Filling a Portable Fuel Container
    268
  - Driving Characteristics and Towing Tips
    269
  - General Towing Information
    269
- Trailer Towing
  
  269
  - Trailer Towing
    273
  - Towing Equipment
    277
General Information

301
- Vehicle Care
  301
- General Information
  
  302
  - California Perchlorate Materials
    302
  - California Proposition 65 Warning
    302
  - Requirements
    302
  - Accessories and Modifications
    303
- Vehicle Checks
  
  303
  - Doing Your Own Service Work
    303
  - Hood
    303
  - Engine Compartment Overview
    305
  - Engine Oil
    306
  - Engine Oil Life System
    308
  - Automatic Transmission Fluid
    309
  - Engine Air Filter Life System
    309
  - Engine Air Cleaner/Filter
    310
  - Cooling System
    311
  - Engine Overheating
    313
  - Overheated Engine Protection Operating Mode
    315
  - Engine Fan
    315
  - Power Steering Fluid
    315
  - Washer Fluid
    316
  - Brakes
    317
  - Brake Pad Life System
    317
  - Brake Fluid
    318
  - Battery - North America
    319
  - Four-Wheel Drive
    321
  - Front Axle
    321
  - Rear Axle
    321
  - Noise Control System
    321
  - Starter Switch Check
    322
  - Automatic Transmission Shift Lock Control Function Check
    323
  - Ignition Transmission Lock Check
    323
  - Check
    323
  - Wiper Blade Replacement
    323
  - Glass Replacement
    324
  - Windshield Replacement
    324
  - Gas Strut(S)
    324
- Bulbreplacement
  
  325
- Headlamp Aiming
  
  325
  - Front Headlamp Aiming
    325
  - Bulb Replacement
    325
  - Halogen Bulbs
    326
  - LED Lighting
    326
  - Headlamps, Front Turn Signal, Sidemarker, and Parking Lamps
    326
  - Taillamps, Turn Signal, Stoplamps, and Back-Up Lamps
    327
  - Center High-Mounted Stoplamp (CHMSL) and Cargo Lamp
    328
  - License Plate Lamp
    329
- Electrical System
  
  329
  - Electrical System Overload
    329
  - Fuses and Circuit Breakers
    330
  - Engine Compartment Fuse Block
    330
  - Instrument Panel Fuse Block (Left)
    333
  - Instrument Panel Fuse Block (Right)
    335
- Wheels and Tires
  
  337
  - Tires
    337
  - All-Season Tires
    338
  - Winter Tires
    338
  - All-Terrain Tires
    338
  - Tire Sidewall Labeling
    339
  - Tire Designations
    340
  - Tire Terminology and Definitions
    340
  - Tire Pressure
    342
  - Tire Pressure Monitor System
    343
  - Tire Pressure Monitor Operation
    344
  - Tire Inspection
    349
  - Tire Rotation
    349
  - When It Is Time for New Tires
    351
  - Buying New Tires
    352
  - Different Size Tires and Wheels
    353
  - Uniform Tire Quality Grading
    353
  - Wheel Alignment and Tire Balance
    355
  - Wheel Replacement
    355
  - Tire Chains
    355
  - If a Tire Goes Flat
    356
  - Tire Changing
    357
  - Full-Size Spare Tire
    367
- Jump Starting
  
  368
  - Jump Starting - North America
    368
  - Service and Maintenance
    384
  - Technical Data
    398
Customer Information

402
- Customerinformation
  
  402
  - Customer Information
    402
  - Reporting Safety Defects
    402
    
    Customer Satisfaction Procedure
    402
  - Customer Information
    403
  - Customer Assistance Offices
    404
    
    (TTY) Users
    404
  - Online Owner Center
    404
    
    Program
    405
  - Roadside Assistance Program
    405
  - Scheduling Service Appointments
    406
  - Courtesy Transportation Program
    407
  - Collision Damage Repair
    408
  - Publication Ordering Information
    409
- Reportingsafetydefects
  
  410
  - Radio Frequency Statement
    410
    
    States Government
    410
  - Reporting Safety Defects to the Canadian Government
    410
- Vehicledatarecordingandprivacy
  
  411
  - Cybersecurity
    411
    
    Motors
    411
  - Vehicle Data Recording and Privacy
    411
  - Onstar
    412
    
    Event Data Recorders
    412
    
    Infotainment System
    412
  - Connected Services
    418
  - Index
    421

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