2023 GMC Sierra Owner's Manual

2023 GMC Sierra owners manual
Year:
2023
Make:
GMC
Model:
Sierra
Rating:
(7)

Online manual

Size:
18.76 MB
PDF:
Manual Download

Table of Contents

Introduction
3
Canadian Vehicle Owners
3
Using this Manual
3
Danger, Warning, and Caution
3
Symbols
4
Keys (Key Access)
9
Keys (Keyless Access)
12
Remote Keyless Entry (RKE) System
13
Remote Keyless Entry (RKE) System Operation (Key Access)
13
Remote Keyless Entry (RKE) System Operation (Keyless Access)
15
Remote Vehicle Start
23
Door Locks
24
Power Door Locks
25
Delayed Locking
25
Automatic Door Locks
25
Lockout Protection
26
Tailgate
27
Transporting Items That Can Catch Fire
34
Vehicle Alarm System
35
Steering Column Lock
36
Immobilizer
36
Convex Mirrors
37
Manual Mirrors
38
Trailer-Tow Mirrors
38
Power Mirrors
39
Folding Mirrors
40
Heated Mirrors
40
Automatic Dimming Mirror
40
Blind Spot Mirrors
40
Interior Rearview Mirrors
41
Manual Rearview Mirror
42
Automatic Dimming Rearview Mirror
42
Rear Camera Mirror
42
Manual Windows
45
Power Windows
45
Rear Windows
47
Seat Adjustment
51
Center Seat
52
Power Seat Adjustment
52
Reclining Seatbacks
53
Lumbar Adjustment
54
Memory Seats
54
How to Wear Seat Belts Properly
60
Lap-Shoulder Belt
62
Seat Belt Use During Pregnancy
65
Seat Belt Extender
65
Safety System Check
65
Seat Belt Care
65
Where Are the Airbags?
68
When Should an Airbag Inflate?
69
What Makes an Airbag Inflate?
69
How Does an Airbag Restrain?
70
What Will You See after an Airbag Inflates?
70
Passenger Sensing System
71
Servicing the Airbag-Equipped Vehicle
74
Adding Equipment to the Airbag-Equipped Vehicle
75
Airbag System Check
76
Older Children
76
Infants and Young Children
78
Child Restraint Systems
80
Where to Put the Restraint
81
Lower Anchors and Tethers for Children (LATCH System)
83
Replacing LATCH System Parts After a Crash
93
Securing Child Restraints (With the Seat Belt in the Rear Seat)
93
Securing Child Restraints (With the Seat Belt in the Front Passenger Seat)
97
Glove Box
101
Cupholders
101
Underseat Storage
102
Rear Storage
102
Center Console Storage
102
Steering Wheel Adjustment
106
Heated Steering Wheel
106
Horn
107
Windshield Wiper/Washer
107
Compass
108
Clock
108
Power Outlets
108
Instrument Cluster
112
Speedometer
116
Odometer
116
Trip Odometer
116
Tachometer
116
Fuel Gauge
116
Engine Oil Pressure Gauge
117
Engine Coolant Temperature Gauge
118
Voltmeter Gauge
119
Seat Belt Reminders
119
Airbag Readiness Light
120
Passenger Airbag Status Indicator
120
Charging System Light
121
Malfunction Indicator Lamp (Check Engine Light)
121
Brake System Warning Light
123
Electric Parking Brake Light
123
Service Electric Parking Brake Light
123
Antilock Brake System (ABS) Warning Light
124
Four-Wheel-Drive Light
124
Hill Descent Control Light
124
Lane Departure Warning (LDW) Light
125
Vehicle Ahead Indicator
125
Traction Off Light
125
Traction Control System (TCS)/Electronic Stability Control Light
125
Electronic Stability Control (ESC) Off Light
126
Engine Coolant Temperature Warning Light
126
Driver Mode Control Light
126
Tire Pressure Light
127
Engine Oil Pressure Light (Uplevel Cluster)
127
Low Fuel Warning Light
128
Security Light
128
High-Beam On Light
128
Front Fog Lamp Light
129
Lamps On Reminder
129
Cruise Control Light
129
Driver Information Center (DIC) (Base Level)
129
Driver Information Center (DIC) (Midlevel and Uplevel)
131
Engine Power Messages
136
Universal Remote System Programming
137
Exterior Lamp Controls
140
Exterior Lamps Off Reminder
142
Headlamp High/Low-Beam Changer
142
Flash-to-Pass
142
Daytime Running Lamps (DRL)
142
Automatic Headlamp System
142
Hazard Warning Flashers
143
Turn and Lane-Change Signals
144
Fog Lamps
144
Task Lighting
145
Auxiliary Roof-Mounted Lamp
145
Instrument Panel Illumination Control
146
Dome Lamps
146
Entry Lighting
147
Exit Lighting
147
Battery Load Management
148
Battery Power Protection
148
Overview
150
Steering Wheel Controls
152
Using the System
153
AM-FM Radio
155
HD Radio Technology
157
Radio Data System (RDS)
158
Satellite Radio
158
Radio Reception
158
Fixed Mast Antenna
159
Avoiding Untrusted Media Devices
159
USB Port
159
Auxiliary Jack
160
Using the Navigation System
161
Maps
164
Navigation Symbols
165
Destination
165
Global Positioning System (GPS)
171
Vehicle Positioning
171
Problems with Route Guidance
171
If the System Needs Service
172
Map Data Updates
172
Database Coverage Explanations
172
Bluetooth (Overview)
177
Bluetooth (Pairing and Using a Phone)
178
Teen Driver
187
Dual Automatic Climate Control System
198
Passenger Compartment Air Filter
202
Driving for Better Fuel Economy
205
Distracted Driving
205
Defensive Driving
206
Impaired Driving
206
Control of a Vehicle
206
Braking
206
Steering
207
Off-Road Recovery
208
Loss of Control
208
Off-Road Driving
209
Driving on Wet Roads
212
Hill and Mountain Roads
213
Winter Driving
213
If the Vehicle Is Stuck
215
Vehicle Load Limits
216
New Vehicle Break-In
222
Ignition Positions (Key Access)
222
Ignition Positions (Keyless Access)
224
Starting the Engine
226
Engine Heater
227
Retained Accessory Power (RAP)
228
Shifting Into Park
228
Shifting out of Park
229
Parking over Things That Burn
230
Manual Mode
233
Antilock Brake System (ABS)
239
Electric Parking Brake
240
Brake Assist
241
Traction Control/Electronic Stability Control
242
Hill Descent Control (HDC)
243
Driver Mode Control
244
Locking Rear Axle
245
Assistance Systems for Parking or Backing
249
Rear Vision Camera (RVC)
249
Surround Vision System
250
Park Assist
257
Rear Cross Traffic Alert (RCTA) System
258
Assistance Systems for Driving
258
Forward Collision Alert (FCA) System
258
Automatic Emergency Braking (AEB)
260
Side Blind Zone Alert (SBZA)
261
Lane Change Alert (LCA)
262
Top Tier Fuel
264
Recommended Fuel
264
Prohibited Fuels
265
Fuels in Foreign Countries
265
Fuel Additives
265
E85 or FlexFuel
265
Filling the Tank (Pickup Models)
266
Filling the Tank (Chassis Cab and Box Delete Models)
267
General Towing Information
269
Driving Characteristics and Towing Tips
269
Trailer Towing
273
Towing Equipment
277
Trailer Sway Control (TSC)
286
Add-On Electrical Equipment
298
Adding a Snow Plow or Similar Equipment
299
California Perchlorate Materials Requirements
303
Doing Your Own Service Work
304
Hood
304
Engine Compartment Overview
306
Engine Oil
307
Engine Oil Life System
309
Automatic Transmission Fluid
310
Engine Air Filter Life System
310
Engine Air Cleaner/Filter
311
Cooling System
312
Engine Overheating
314
Overheated Engine Protection Operating Mode
316
Engine Fan
316
Power Steering Fluid
316
Washer Fluid
317
Brakes
318
Brake Pad Life System
318
Brake Fluid
319
Battery - North America
320
Four-Wheel Drive
322
Front Axle
322
Rear Axle
322
Noise Control System
322
Automatic Transmission Shift Lock Control Function Check (Mechanical Shifter)
323
Park Brake and P (Park) Mechanism Check
324
Wiper Blade Replacement
324
Glass Replacement
324
Windshield 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
Electrical System Overload
328
Fuses and Circuit Breakers
330
Engine Compartment Fuse Block
330
Instrument Panel Fuse Block (Left)
334
Tires
338
All-Season Tires
339
Winter Tires
339
All-Terrain Tires
339
Tire Sidewall Labeling
339
Tire Designations
340
Tire Terminology and Definitions
341
Tire Pressure
343
Tire Pressure Monitor System
344
Tire Pressure Monitor Operation
345
Tire Inspection
349
Tire Rotation
350
When It Is Time for New Tires
352
Buying New Tires
353
Different Size Tires and Wheels
354
Uniform Tire Quality Grading
354
Wheel Alignment and Tire Balance
355
Wheel Replacement
355
Tire Chains
356
If a Tire Goes Flat
357
Tire Changing
358
Transporting a Disabled Vehicle
371
Exterior Care
375
Interior Care
380
General Information
385
Maintenance Schedule
386
Multi-Point Vehicle Inspection (MPVI)
388
Recommended Fluids and Lubricants
390
Maintenance Replacement Parts
391
Vehicle Identification Number (VIN)
393
Capacities and Specifications
394
Customer Satisfaction Procedure
397
Customer Assistance Offices
399
Customer Assistance for Text Telephone (TTY) Users
399
Online Account
399
GM Mobility Reimbursement Program
400
Roadside Assistance Program
400
Scheduling Service Appointments
402
Courtesy Transportation Program
402
Collision Damage Repair
403
Publication Ordering Information
405
Reporting Safety Defects to the United States Government
405
Reporting Safety Defects to the Canadian Government
406
Cybersecurity
407
Event Data Recorders
407
OnStar
408
Emergency
410
Security
410
Navigation
414
Connections
414
Index_A
417
Index_B
418
Index_C
418
Index_D
419
Index_E
420
Index_F
421
Index_G
421
Index_H
422
Index_I
422
Index_J
422
Index_K
422
Index_L
422
Index_M
423
Index_N
424
Index_O
424
Index_P
424
Index_R
425
Index_S
426
Index_T
427
Index_U
428
Index_V
428
Index_W
428
23_GMC_Sierra_Denali_2500_3500_HD_COV_en_US_84883882 A_2022MAY20 - Copy
430

2023 GMC Sierra Overview

Introduction

The 2023 GMC Sierra stands as a formidable player in the competitive full-size pickup truck segment. Carving out a distinct identity, it blends rugged capability with refined craftsmanship. Whether you're aiming for off-road adventures, heavy-duty towing, or luxury commutes, the Sierra has something to cater to every lifestyle, embodying GMC's commitment to professional grade quality while ensuring driver and passenger comfort.

Powertrains

The 2023 GMC Sierra offers an impressive lineup of powertrains designed to suit various driving needs. Starting with the efficient 2.7L Turbocharged I4 engine, delivering robust performance with an excellent balance of power and fuel economy. For those seeking heavy-duty capability, the available 5.3L V8 and 6.2L V8 engines provide remarkable towing capabilities, with up to 13,200 pounds of towing capacity. A Duramax 3.0L Turbo-Diesel option amplifies torque and enhances efficiency, catering to the demands of serious truck enthusiasts.

Trims

The 2023 Sierra is available in multiple trims, including the base Sierra, the mid-range SLE and SLT, and the top-tier AT4 and Denali models. Each trim brings a unique blend of technology and luxury, from the rugged off-road capability of the AT4 to the opulent features of the Denali. With customizable packages and options, owners can tailor their Sierra to fit their precise needs and style.

Features

A suite of advanced features enhances the driving experience in the 2023 Sierra. Standard equipment includes a user-friendly infotainment system with a high-definition touchscreen, Apple CarPlay, and Android Auto integration. Safety is prioritized with advanced driver assistance technologies such as adaptive cruise control, lane keep assist, and a rearview camera. Luxurious touches abound with available leather upholstery, heated and ventilated front seats, and a premium sound system for an elite ownership experience.

Owner's Manual

Every GMC Sierra owner receives a comprehensive owner's manual that includes detailed information on maintenance schedules, safety features, and vehicle customization options. This essential guide equips drivers with the knowledge to maximize their use and care of the vehicle, ensuring long-lasting performance and satisfaction on every journey.

User manual download

The GMC Sierra owner manual for the 2023 model year is to be found in PDF downloadable format on this page. The owner manual for the model year 2023 is free and in English, but the repair manuals are usually not easy to get and may cost more.

Posted by, John Mana author bio image
A passionate guy about car models, makes, and manuals.

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