
Chevrolet Express Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
15555951) - 2022 - CRC - 1/27/22
Infotainment System 111
Receiving a Call
When an incoming call is received, the audio
system mutes and a ring tone is heard in
the vehicle.
.Pressb/gto answer the call.
.Pressc/xto ignore a call.
Call Waiting
Call waiting must be supported on the cell
phone and enabled by the wireless service
carrier.
.Pressb/gto answer an incoming call
when another call is active. The original
call is placed on hold.
.Pressb/gagain to return to the
original call.
.To ignore the incoming call, no action is
required.
.Pressc/xto disconnect the current
call and switch to the call on hold.
Three-Way Calling
Three-way calling must be supported on the
cell phone and enabled by the wireless
service carrier.
1. While on a call, press
b/g.
2. Say “Three-way call.” 3. Use the dial or call command to dial the
number of the third party to be called.
4. Once the call is connected, press
b/g
to link all callers together.
Ending a Call
Pressc/xto end a call.
Muting a Call
During a call, all sounds from inside the
vehicle can be muted so that the person on
the other end of the call cannot hear them.
.To mute a call, pressb/g, and then
say “Mute call.”
.To cancel mute, pressb/g, and then
say “Un-mute call.”
Transferring a Call
Audio can be transferred between the
Bluetooth system and the cell phone.
The cell phone must be paired and
connected with the Bluetooth system before
a call can be transferred. The connection
process can take up to two minutes after
the ignition is turned to on. Transferring Audio from the Bluetooth
System to a Cell Phone
During a call with the audio in the vehicle:
1. Press
b/g.
2. Say “Transfer Call.”
Transferring Audio to the Bluetooth System
from a Cell Phone
During a call with the audio on the cell
phone, press
b/g. The audio transfers to
the vehicle. If the audio does not transfer to
the vehicle, use the audio transfer feature
on the cell phone. See your cell phone
manufacturer's user guide for more
information.
Voice Pass-Thru
Voice pass-thru allows access to the voice
recognition commands on the cell phone.
See your cell phone manufacturer's user
guide to see if the cell phone supports this
feature.
To access contacts stored in the cell phone:
1. Press and hold
b/gfor two seconds.
2. Say “Bluetooth.” This command can be
skipped.

Chevrolet Express Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
15555951) - 2022 - CRC - 1/27/22
116 Climate Controls
Heated Mirrors: If equipped with heated
outside mirrors, the mirrors heat to help
clear fog or frost from the surface of the
mirror when
1is pressed. SeeHeated
Mirrors 018.
Do not drive the vehicle until all the
windows are clear.
Caution
Do not use a razor blade or sharp object
to clear the inside rear window. Do not
adhere anything to the defogger grid
lines in the rear glass. These actions may
damage the rear defogger. Repairs would
not be covered by the vehicle warranty.
Rear Heating System
If equipped, the rear heating system lets
you adjust the amount of air flowing into
the rear of the vehicle, from the front
seating area. This feature works with the
main climate control system in the vehicle.
AUX : The thumbwheel for this system is on
the instrument panel below the audio
system.
9: Turn the thumbwheel up or down to
increase or decrease the amount of heated
air sent to the rear seating area.
Q: This position supplies the most amount
of heat to the rear seating area.
c: This position supplies half the amount
of heat to the rear seating area.
R: This position supplies the least amount
of heat to the rear seating area.
9: This turns the rear heating system off.
Rear Climate Control System
If equipped with a rear heating and air
conditioning system, it controls the
temperature, fan speed, and air delivery for
the rear seat passengers only. The front
climate control panel is in the overhead
console between the driver and front
passenger.

Chevrolet Express Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
15555951) - 2022 - CRC - 1/27/22
Driving and Operating 133
pushing the accelerator pedal all the way
to the floor and holding it there as you
hold the key in START for up to
15 seconds. Wait at least 15 seconds
between each try, to allow the cranking
motor to cool down. When the engine
starts, let go of the key and accelerator.
If the vehicle starts briefly but then
stops again, do the same thing. This
clears the extra gasoline from the
engine. Do not race the engine
immediately after starting it. Operate
the engine and transmission gently until
the oil warms up and lubricates all
moving parts.
Fast Idle System
If equipped, this feature is available only
with cruise control. The manual fast idle
switch is operated using the cruise control
buttons on the left side of the steering
wheel.
This system can be used to increase engine
idle speed whenever the following
conditions are met:
.The parking brake is set.
.The brake pedal is not pressed.
.The vehicle must not be moving and the
accelerator must not be pressed.To control the fast idle:
.To enable the Fast Idle System, press and
release the cruise control on/off button
and ensure that the switch indicator light
is lit.
.Press and release the cruise control SET-
button. Engine speed will be held at
approximately 1200 rpm.
When the fast idle is active, the Driver
Information Center (DIC) will display FAST
IDLE ON.
One of the following actions will turn off
the fast idle:
.Pressing the brake.
.Selecting the cruise control cancel button.
.Releasing the parking brake.
.Moving the transmission shift lever out of
P (Park) or N (Neutral).
.Selecting the cruise control on/off button
when it was previously on.
.Pressing the cruise control SET- button a
second time.
.Pressing the accelerator more than
one-quarter of the way down.
.Turning the ignition off.
Retained Accessory Power (RAP)
When the ignition is turned from on to off,
the following features (if equipped) will
continue to function for up to 10 minutes,
or until the driver door is opened. These
features will also work when the ignition is
in RUN or ACC/ACCESSORY:
.Infotainment System
.Power Windows (during RAP this
functionality will be lost when any door
is opened)
.Sunroof (during RAP this functionality will
be lost when any door is opened)
.Auxiliary Power Outlet
.Audio System
.OnStar System
Engine Coolant Heater
If the vehicle has a diesel engine, see the
Duramax diesel supplement.
{Warning
Do not plug in the engine block heater
while the vehicle is parked in a garage or
under a carport. Property damage or (Continued)

Chevrolet Express Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
15555951) - 2022 - CRC - 1/27/22
272 OnStar
OnStar Additional
Information
In-Vehicle Audio Messages
Audio messages may play important
information at the following times:
.Prior to vehicle purchase. PressQto set
up an account.
.After change in ownership and at
90 days.
Transferring Service
PressQto request account transfer
eligibility information. The Advisor can
cancel or change account information.
Selling/Transferring the Vehicle
Call 1-888-4ONSTAR (1-888-466-7827)
immediately to terminate your OnStar or
connected services if the vehicle is disposed
of, sold, transferred, or if the lease ends.
Reactivation for Subsequent Owners
PressQand follow the prompts to speak to
an Advisor as soon as possible. The Advisor
will update vehicle records and explain
OnStar or connected service options.
How OnStar Service Works
Automatic Crash Response, Emergency
Services, Crisis Assist, Stolen Vehicle
Assistance, Remote Services, and Roadside
Assistance are available on most vehicles.
Not all OnStar services are available
everywhere or on all vehicles. For more
information, a full description of OnStar
services, system limitations, and OnStar User
Terms, Privacy Statement, and Software
Terms:
.Call 1-888-4ONSTAR (1-888-466-7827).
.See www.onstar.com (U.S.).
.See www.onstar.ca (Canada).
.Call TTY 1-877-248-2080.
.PressQto speak with an Advisor.
OnStar or connected services cannot work
unless the vehicle is in a place where OnStar
has an agreement with a wireless service
provider for service in that area. The
wireless service provider must also have
coverage, network capacity, reception, and
technology compatible with OnStar or
connected services. Service involving location
information about the vehicle cannot work
unless GPS signals are available,
unobstructed, and compatible with the
OnStar hardware. OnStar or connected services may not work if the OnStar
equipment is not properly installed or it has
not been properly maintained. If equipment
or software is added, connected,
or modified, OnStar or connected services
may not work. Other problems beyond the
control of OnStar
—such as hills, tall
buildings, tunnels, weather, electrical system
design and architecture of the vehicle,
damage to the vehicle in a crash, or wireless
phone network congestion or jamming —
may prevent service.
See Radio Frequency Statement 0267.
Services for People with Disabilities
Advisors provide services to help with
physical disabilities and medical conditions.
Press
Qto help:
.Locate a gas station with an attendant to
pump gas.
.Find a hotel, restaurant, etc., that meets
accessibility needs.
.Provide directions to the closest hospital
or pharmacy in urgent situations.

Chevrolet Express Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
15555951) - 2022 - CRC - 1/27/22
278 Index
IndexA
Accessories and Modifications . . . . . . . . . . . . 173
Accessory Power . . . . . . . . . . . . . . . . . . . . . . . . . . 133
Add-On Electrical Equipment . . . . . . . . . . . . . . 171
Additional InformationOnStar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 272
Additional Maintenance and Care . . . . . . . . 249
Agreements Trademarks and License . . . . . . . . . . . . . . . . 112
Air Cleaner/Filter, Engine . . . . . . . . . . . . . . . . .182
Air Conditioning . . . . . . . . . . . . . . . . . . . . . 114, 116
Air Vents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 118
Airbag System Check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
How Does an Airbag Restrain? . . . . . . . . . . 41
What Makes an Airbag Inflate? . . . . . . . . . 41
What Will You See after an Airbag
Inflates? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
When Should an Airbag Inflate? . . . . . . . . 40
Where Are the Airbags? . . . . . . . . . . . . . . . . 39
Airbags Adding Equipment to the Vehicle . . . . . . . 45
Light On-Off . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
On-Off Light . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
On-Off Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Readiness Light . . . . . . . . . . . . . . . . . . . . . . . . . 75
Servicing Airbag-Equipped Vehicles . . . . . . 45
System Check . . . . . . . . . . . . . . . . . . . . . . . . . . . 37 Alarm
Vehicle Security . . . . . . . . . . . . . . . . . . . . . . . . . 15
Alert Side Blind Zone (SBZA) . . . . . . . . . . . . . . . . . 150
All-Season Tires . . . . . . . . . . . . . . . . . . . . . . . . . . 204
AM-FM Radio . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100
Antenna Fixed Mast . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103
Multi-band . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103
Antilock Brake System (ABS) . . . . . . . . . . . . . . 141 Warning Light . . . . . . . . . . . . . . . . . . . . . . . . . . 79
Appearance Care Exterior . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 235
Interior . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 239
Ashtrays . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
Assistance Program, Roadside . . . . . . . . . . . . 262
Audio Theft-Deterrent Feature . . . . . . . . . . . . . . . . . 98
Automatic Door Locks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Headlamp System . . . . . . . . . . . . . . . . . . . . . . 92
Transmission . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137
Transmission Fluid . . . . . . . . . . . . . . . . . . . . . . 181
Automatic Transmission Manual Mode . . . . . . . . . . . . . . . . . . . . . . . . . 139
Shift Lock Control Function Check . . . . . . 193
Auxiliary Devices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103