2021 GMC Terrain Owner's Manual

2021 GMC Terrain owners manual
Year:
2021
Make:
GMC
Model:
Terrain
Rating:
(7)

Online manual

Size:
8.6 MB

Table of Contents

Canadian Vehicle Owners
2
Using this Manual
3
About Driving the Vehicle
3
Danger, Warning, and Caution
3
Symbols
3
Keys
7
Remote Keyless Entry (RKE) System
8
Remote Keyless Entry (RKE) System Operation
8
Remote Vehicle Start
14
Door Locks
15
Power Door Locks
17
Delayed Locking
17
Automatic Door Locks
17
Lockout Protection
17
Vehicle Alarm System
23
Immobilizer
24
Convex Mirrors
25
Power Mirrors
25
Folding Mirrors
25
Heated Mirrors
26
Automatic Dimming Mirror
26
Interior Rearview Mirrors
26
Manual Rearview Mirror
26
Power Windows
27
Seat Adjustment
31
Power Seat Adjustment
32
Lumbar Adjustment
33
Reclining Seatbacks
33
Memory Seats
34
Heated and Ventilated Front Seats
36
How to Wear Seat Belts Properly
42
Lap-Shoulder Belt
43
Seat Belt Use During Pregnancy
47
Seat Belt Extender
47
Safety System Check
47
Seat Belt Care
47
Where Are the Airbags?
49
When Should an Airbag Inflate?
51
What Makes an Airbag Inflate?
51
How Does an Airbag Restrain?
52
What Will You See after an Airbag Inflates?
52
Passenger Sensing System
53
Servicing the Airbag-Equipped Vehicle
56
Adding Equipment to the Airbag-Equipped Vehicle
57
Airbag System Check
57
Older Children
58
Infants and Young Children
59
Child Restraint Systems
61
Where to Put the Restraint
63
Lower Anchors and Tethers for Children (LATCH System)
64
Replacing LATCH System Parts After a Crash
69
Securing Child Restraints (With the Seat Belt in the Rear Seat)
70
Glove Box
75
Cupholders
75
Sunglasses Storage
75
Cargo Cover
76
Cargo Tie-Downs
77
Convenience Net
77
Steering Wheel Adjustment
80
Steering Wheel Controls
80
Heated Steering Wheel
80
Horn
80
Windshield Wiper/Washer
80
Rear Window Wiper/Washer
81
Compass
82
Clock
82
Power Outlets
82
Instrument Cluster (Base and Midlevel)
86
Instrument Cluster (Uplevel)
89
Speedometer
90
Odometer
91
Trip Odometer
91
Tachometer
91
Fuel Gauge
91
Engine Coolant Temperature Gauge
92
Seat Belt Reminders
92
Airbag Readiness Light
93
Passenger Airbag Status Indicator
93
Charging System Light
94
Malfunction Indicator Lamp (Check Engine Light)
94
Brake System Warning Light
96
Electric Parking Brake Light
96
Service Electric Parking Brake Light
96
Antilock Brake System (ABS) Warning Light
97
Tow/Haul Mode Light
97
Hill Descent Control Light
97
Lane Keep Assist (LKA) Light
97
Vehicle Ahead Indicator
98
Pedestrian Ahead Indicator
98
Traction Off Light
98
StabiliTrak OFF Light
98
Traction Control System (TCS)/StabiliTrak Light
99
Tire Pressure Light
99
Engine Oil Pressure Light
99
Low Fuel Warning Light
100
Security Light
100
High-Beam On Light
100
Front Fog Lamp Light
101
Lamps On Reminder
101
Cruise Control Light
101
Driver Information Center (DIC) (Base and Midlevel)
101
Engine Power Messages
109
Vehicle Speed Messages
109
Universal Remote System Programming
114
Exterior Lamp Controls
117
Headlamp High/Low-Beam Changer
118
Flash-to-Pass
119
Daytime Running Lamps (DRL)
119
Automatic Headlamp System
119
Hazard Warning Flashers
120
Turn and Lane-Change Signals
120
Instrument Panel Illumination Control
121
Courtesy Lamps
121
Dome Lamps
121
Entry Lighting
122
Exit Lighting
122
Battery Load Management
122
Battery Power Protection
123
Overview
125
Steering Wheel Controls
127
Using the System
128
AM-FM Radio
131
HD Radio Technology
133
Radio Data System (RDS)
133
Satellite Radio
134
Radio Reception
134
Avoiding Untrusted Media Devices
135
USB Port
135
Bluetooth Audio
137
Using the Navigation System
139
Maps
142
Navigation Symbols
142
Destination
143
OnStar System
149
Global Positioning System (GPS)
149
Vehicle Positioning
149
Problems with Route Guidance
150
If the System Needs Service
150
Map Data Updates
150
Database Coverage Explanations
151
Bluetooth (Overview)
156
Bluetooth (Pairing and Using a Phone)
157
Teen Driver
168
Dual Automatic Climate Control System
181
Passenger Compartment Air Filter
183
Driver Behavior
187
Driving Environment
187
Vehicle Design
187
Driving for Better Fuel Economy
188
Distracted Driving
188
Defensive Driving
188
Impaired Driving
189
Control of a Vehicle
189
Braking
189
Steering
189
Off-Road Recovery
190
Loss of Control
191
Off-Road Driving
191
Driving on Wet Roads
194
Hill and Mountain Roads
195
Winter Driving
195
If the Vehicle Is Stuck
196
New Vehicle Break-In
200
Ignition Positions
200
Starting the Engine
202
Stop/Start System
202
Winter Cover
203
Engine Heater
204
Retained Accessory Power (RAP)
205
Shifting Into Park
205
Shifting out of Park
206
Parking over Things That Burn
208
Manual Mode
212
Antilock Brake System (ABS)
213
Electric Parking Brake
213
Brake Assist
215
Traction Control/Electronic Stability Control
215
Hill Descent Control (HDC)
218
Assistance Systems for Parking or Backing
233
Assistance Systems for Driving
238
Forward Collision Alert (FCA) System
238
Automatic Emergency Braking (AEB)
240
Front Pedestrian Braking (FPB) System
241
Side Blind Zone Alert (SBZA)
243
Lane Change Alert (LCA)
243
Top Tier Fuel
247
Recommended Fuel (LYX - 1.5L L4 Turbo Engine)
247
Prohibited Fuels
247
Fuels in Foreign Countries
247
Fuel Additives
248
Filling the Tank
248
General Towing Information
249
Driving Characteristics and Towing Tips
250
Trailer Towing
252
California Proposition 65 Warning
259
California Perchlorate Materials Requirements
259
Doing Your Own Service Work
260
Hood
260
Engine Compartment Overview
262
Engine Oil
263
Engine Oil Life System
265
Automatic Transmission Fluid
266
Engine Air Filter Life System
266
Engine Air Cleaner/Filter
266
Cooling System
268
Engine Overheating
271
Washer Fluid
272
Brakes
272
Brake Fluid
273
Battery - North America
274
All-Wheel Drive
275
Starter Switch Check
275
Park Brake and P (Park) Mechanism Check
275
Wiper Blade Replacement
276
Windshield Replacement
277
Halogen Bulbs
278
High Intensity Discharge (HID) Lighting
278
LED Lighting
279
Front Turn Signal Lamps
279
Taillamps
279
Electrical System Overload
281
Fuses and Circuit Breakers
281
Engine Compartment Fuse Block
282
Instrument Panel Fuse Block
285
Tires
288
All-Season Tires
288
Winter Tires
289
Summer Tires
289
Tire Sidewall Labeling
289
Tire Designations
291
Tire Terminology and Definitions
292
Tire Pressure
294
Tire Pressure Monitor System
295
Tire Pressure Monitor Operation
296
Tire Inspection
299
Tire Rotation
299
When It Is Time for New Tires
300
Buying New Tires
301
Different Size Tires and Wheels
302
Uniform Tire Quality Grading
302
Wheel Alignment and Tire Balance
303
Wheel Replacement
303
Tire Chains
304
If a Tire Goes Flat
304
Tire Sealant and Compressor Kit
306
Storing the Tire Sealant and Compressor Kit
311
Tire Changing
311
Exterior Care
323
Interior Care
327
General Information
331
Maintenance Schedule
332
Special Application Services
337
Recommended Fluids and Lubricants
340
Maintenance Replacement Parts
341
Vehicle Identification Number (VIN)
343
Capacities and Specifications
344
Customer Satisfaction Procedure
347
Customer Assistance Offices
349
Customer Assistance for Text Telephone (TTY) Users
349
Online Owner Center
349
GM Mobility Reimbursement Program
350
Roadside Assistance Program
350
Scheduling Service Appointments
351
Courtesy Transportation Program
352
Collision Damage Repair
353
Publication Ordering Information
354
Reporting Safety Defects to the United States Government
355
Reporting Safety Defects to the Canadian Government
355
Cybersecurity
356
Event Data Recorders
357
OnStar
357
Emergency
359
Security
359
Navigation
363
Connections
364
Index_A
366
Index_B
367
Index_C
367
Index_D
368
Index_E
369
Index_F
369
Index_G
370
Index_H
370
Index_I
370
Index_J
371
Index_K
371
Index_L
371
Index_M
372
Index_N
372
Index_O
372
Index_P
372
Index_R
373
Index_S
374
Index_T
375
Index_U
376
Index_V
376
Index_W
376

2021 GMC Terrain Overview

Introduction

The 2021 GMC Terrain stands out in the competitive compact SUV market with its striking design, versatile interior, and advanced technology. Constructed to meet the demands of both urban and adventurous lifestyles, the Terrain seamlessly blends style with functionality. Its refined exterior features distinctive lines and a bold grille, while the spacious cabin boasts comfort and innovative features that cater to both driver and passenger needs.

Powertrains

The 2021 GMC Terrain offers two robust powertrain options that strike a perfect balance between performance and efficiency. The standard 1.5L turbocharged inline-4 engine delivers 170 horsepower, providing a smooth and responsive driving experience. For those who seek a bit more excitement, the available 2.0L turbocharged inline-4 engine churns out an impressive 252 horsepower. Both engines are paired with a 9-speed automatic transmission and come with the option of front-wheel or all-wheel drive, ensuring optimized traction and control in various road conditions.

Trims

The 2021 Terrain is available in four distinctive trim levels: SL, SLE, SLT, and Denali. Each trim offers a unique blend of features to cater to diverse customer preferences. Starting with the base SL, which provides essential features including a 7-inch touchscreen and Apple CarPlay/Android Auto integration, to the upscale Denali that flaunts premium materials, advanced safety technologies, and enhanced styling, there's a Terrain option for everyone.

Features

Standard and available features in the 2021 Terrain enhance both comfort and convenience. Notable highlights include customizable ambient lighting, an intuitive infotainment system, heated front seats, and advanced driver assistance technologies like lane-keeping assist and forward collision alert. Optional features further elevate the Terrain experience with upgrades such as a panoramic sunroof, a premium audio system, and automatic parking assistance.

Owner's Manual

The owner's manual for the 2021 GMC Terrain serves as a comprehensive guide for new owners, providing critical information ranging from basic maintenance and care to advanced setup of the vehicle's technology. It includes detailed instructions for operating features, troubleshooting common issues, and best practices for enhancing vehicle performance, ensuring a seamless ownership experience.

User manual download

The GMC Terrain owner manual for the 2021 model year is to be found in PDF downloadable format on this page. The owner manual for the model year 2021 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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