USB port CHEVROLET BLAZER 2021 User Guide

Chevrolet Blazer Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14608203) - 2021 - CRC - 10/29/20
Infotainment System 163
Three-Way Calling
Three-way calling must be supported on the
Bluetooth cell phone and enabled by the
wireless service carrier to work.
To start a three-way call while in a
current call:1. In the Call View, touch Add Call to add another call.
2. Initiate the second call by selecting from Recents, Contacts, or Keypad.
3. When the second call is active, touch the merge icon to conference the three-way
call together.
Ending a Call
.Pression the steering wheel controls.
.Touch#on the infotainment display,
next to a call, to end only that call.
Dual Tone Multi-Frequency (DTMF) Tones
The in-vehicle Bluetooth system can send
numbers during a call. This is used when
calling a menu-driven phone system. Use the
Keypad to enter the number.
Apple CarPlay and Android Auto
If equipped, Android Auto and/or Apple
CarPlay capability may be available through
a compatible smartphone. If available, the
Android Auto and Apple CarPlay icons will
change from gray to color on the Home
Page of the infotainment display.
To use Android Auto and/or Apple CarPlay:
For Wired Phone Projection
1. Download the Android Auto app to your smartphone from the Google Play store.
There is no app required for Apple
CarPlay.
2. Connect your Android phone or Apple iPhone by using the factory-provided
phone USB cable and plugging into a
USB data port. For best performance, it is
highly recommended to use the device’s
factory-provided USB cable, which should
be replaced after significant wear to
maintain connection quality. Aftermarket
or third-party cables may not work.
3. When the phone is first connected to activate Apple CarPlay or Android Auto,
accept the terms and conditions on both
the infotainment system and the phone.
4. Follow the instructions on the phone. The Android Auto and Apple CarPlay icons
on the Home Page will illuminate depending
on the smartphone. Android Auto and/or
Apple CarPlay may automatically launch
upon USB connection. If not, touch the
Android Auto or Apple CarPlay icon on the
Home Page to launch.
Press
{on the center stack to return to the
Home Page.
For Wireless Phone Projection
Verify your phone is wireless compatible by
visiting the Google Android Auto or Apple
CarPlay support page.
1. Download the Android Auto app to your smartphone from the Google Play store.
There is no app required for Apple
CarPlay.
2. For first time connection, there are two ways to set up wireless projection:
.Connect your Android phone or Apple
iPhone by using the factory-provided
phone USB cable and plugging into a
USB data port. For best performance,
it is highly recommended to use the
device’s factory-provided USB cable,
which should be replaced after

Chevrolet Blazer Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14608203) - 2021 - CRC - 10/29/20
Index 375
PortUSB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137
Positioning Vehicle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 152
Power Door Locks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Mirrors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Outlets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86
Protection, Battery . . . . . . . . . . . . . . . . . . . . . . 127
Retained Accessory (RAP) . . . . . . . . . . . . . . 205
Seat Adjustment . . . . . . . . . . . . . . . . . . . . . . . . 36
Windows . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Pregnancy, Using Seat Belts . . . . . . . . . . . . . . 49
Privacy Vehicle Data Recording . . . . . . . . . . . . . . . . 358
Problems with Route Guidance . . . . . . . . . . . 153
Program
Courtesy Transportation . . . . . . . . . . . . . . . 354
Prohibited Fuels . . . . . . . . . . . . . . . . . . . . . . . . . 239
Proposition 65 Warning, California . . . . . . . . . . . . . . . . . . . . .254, 274, 318,
Back Cover
Publication Ordering Information . . . . . . . . 356
R
Radio HD Radio Technology . . . . . . . . . . . . . . . . . . 135 Radio Data System (RDS) . . . . . . . . . . . . . . . . 136
Radio Frequency Statement . . . . . . . . . . . . . . 357
Radio Reception . . . . . . . . . . . . . . . . . . . . . . . . . . 137
Radios
AM-FM Radio . . . . . . . . . . . . . . . . . . . . . . . . . . 134
Satellite . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 136
Reading Lamps . . . . . . . . . . . . . . . . . . . . . . . . . . . 125
Rear Camera Mirror . . . . . . . . . . . . . . . . . . . . . . . 26
Rear Seats . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Heated . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Rear Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .77
Rear Vision Camera (RVC) . . . . . . . . . . . . . . . . 227
Rear Window Washer/Wiper . . . . . . . . . . . . . 85
Rearview Mirrors . . . . . . . . . . . . . . . . . . . . . . . . . 26
Automatic Dimming . . . . . . . . . . . . . . . . . . . . 26
Reclining Seatbacks . . . . . . . . . . . . . . . . . . . . . . . .37
Recognition
Voice . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 154
Recommended Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 239
Recommended Fluids and Lubricants . . . . . 340
Records
Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . 343
Recreational Vehicle Towing . . . . . . . . . . . . . . 321
Reimbursement Program, GM Mobility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 352
Remote Keyless Entry (RKE) System . . . . . . . .7
Remote Vehicle Start . . . . . . . . . . . . . . . . . . . . . . 13 Replacement Parts
Airbags . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . 341
Replacing Airbag System . . . . . . . . . . . . . . . . . . 60
Replacing LATCH System Parts after a Crash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
Replacing Seat Belt System Parts after
a Crash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Reporting Safety Defects Canadian Government . . . . . . . . . . . . . . . . . 357
General Motors . . . . . . . . . . . . . . . . . . . . . . . . 358
U.S. Government . . . . . . . . . . . . . . . . . . . . . . . 357
Restraints Where to Put . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
Retained Accessory Power (RAP) . . . . . . . . . 205
Reverse Tilt Mirrors . . . . . . . . . . . . . . . . . . . . . . . 26
Roads Driving, Wet . . . . . . . . . . . . . . . . . . . . . . . . . . . 194
Roadside Assistance Program . . . . . . . . . . . . 352
Roof Sunroof . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Roof Rack System . . . . . . . . . . . . . . . . . . . . . . . . . .81
Rotation, Tires . . . . . . . . . . . . . . . . . . . . . . . . . . . 300
Routing, Engine Drive Belt . . . . . . . . . . . . . . . 348
Running the Vehicle While Parked . . . . . . . 207

Chevrolet Blazer Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14608203) - 2021 - CRC - 10/29/20
378 Index
Universal Remote System (cont'd)Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119
Programming . . . . . . . . . . . . . . . . . . . . . . . . . . . 117
Updates Map Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 153
Software . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 134
USB Port . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137
Using the Navigation System . . . . . . . . . . . . .142
Using the System . . . . . . . . . . . . . . . . . . . . . . . . . 131
Using This Manual . . . . . . . . . . . . . . . . . . . . . . . . . .2
V
Vehicle
Alarm System . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Canadian Owners . . . . . . . . . . . . . . . . . . . . . . . . . 1
Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 189
Identification Number (VIN) . . . . . . . . . . . . 344
Load Limits . . . . . . . . . . . . . . . . . . . . . . . . . . . . 197
Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113
Personalization . . . . . . . . . . . . . . . . . . . . . . . . . 113
Remote Start . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Security . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Speed Messages . . . . . . . . . . . . . . . . . . . . . . . . 113
Towing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 320
Vehicle Ahead Indicator . . . . . . . . . . . . . . . . . . 103
Vehicle Care Storing the Tire Sealant andCompressor Kit . . . . . . . . . . . . . . . . . . . . . . . 313 Vehicle Care (cont'd)
Tire Pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . 294
Vehicle Data Recording and Privacy . . . . . . 358
Vehicle Positioning . . . . . . . . . . . . . . . . . . . . . . . 152
Ventilation, Air . . . . . . . . . . . . . . . . . . . . . . . . . . 186
Visors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Voice Recognition . . . . . . . . . . . . . . . . . . . . . . . . .154
Voltage Devices and Wiring . . . . . . . . . . . . . 279
Voltmeter Gauge . . . . . . . . . . . . . . . . . . . . . . . . . 97
W
Warning Brake System Light . . . . . . . . . . . . . . . . . . . . 101
Caution and Danger . . . . . . . . . . . . . . . . . . . . . 2
Warning Lights, Gauges, and Indicators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89
Warnings
Hazard Flashers . . . . . . . . . . . . . . . . . . . . . . . . 124
Washer Fluid . . . . . . . . . . . . . . . . . . . . . . . . . . . . 272
Wheels Alignment and Tire Balance . . . . . . . . . . . . 305
Different Size . . . . . . . . . . . . . . . . . . . . . . . . . . 303
Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . 305
When It Is Time for New Tires . . . . . . . . . . . 301
Where to Put the Restraint . . . . . . . . . . . . . . . 65
Windows . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 Power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 Windshield
Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . 277
Wiper/Washer . . . . . . . . . . . . . . . . . . . . . . . . . . 84
Winter Driving . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 195
Winter Tires . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 288
Wiper Blade Replacement . . . . . . . . . . . . . . . . 276
Wipers Rear Washer . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85
Wireless Charging . . . . . . . . . . . . . . . . . . . . . . . . 87
Wiring, High Voltage Devices . . . . . . . . . . . . 279