
GMC Savana Owner Manual (GMNA-Localizing-U.S./Canada-15555961) -
2022 - CRC - 4/14/22
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.

GMC Savana Owner Manual (GMNA-Localizing-U.S./Canada-15555961) -
2022 - CRC - 4/14/22
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.

GMC Savana Owner Manual (GMNA-Localizing-U.S./Canada-15555961) -
2022 - CRC - 4/14/22
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)

GMC Savana Owner Manual (GMNA-Localizing-U.S./Canada-15555961) -
2022 - CRC - 4/14/22
270 OnStar
Or
.Give OnStar Turn-by-Turn Navigation voice
commands.
.Obtain and customize the Wi-Fi hotspot
name or SSID and password, if equipped.
Press
Qto connect to an Advisor to:
.Verify account information or update
contact information.
.Get driving directions.
.Receive a Diagnostic check of the vehicle's
key operating systems.
.Receive Roadside Assistance.
.Manage Wi-Fi Settings, if equipped.
Press
>to get a priority connection to an
OnStar Advisor available 24/7 to:
.Get help for an emergency.
.Be a Good Samaritan or respond to an
AMBER Alert.
.Get assistance in severe weather or other
crisis situations and find evacuation
routes.
OnStar Services
Emergency
Emergency Services require an active safety
and security plan. With Automatic Crash
Response, built-in sensors can automatically
alert a specially trained OnStar Advisor who
is immediately connected in to the vehicle
to help.
Press
>for a priority connection to an
OnStar Advisor who can contact emergency
service providers, direct them to your exact
location, and relay important information.
With OnStar Crisis Assist, specially trained
Advisors are available 24 hours a day, 7 days
a week, to provide a central point of
contact, assistance, and information during a
crisis.
With Roadside Assistance, Advisors can
locate a nearby service provider to help with
a flat tire, a battery jump, or an empty
gas tank.
Security
If equipped, OnStar provides these services:
.With Stolen Vehicle Assistance, OnStar
Advisors can use GPS to pinpoint the
vehicle and help authorities quickly
recover it.
.With Remote Ignition Block, if equipped,
OnStar can block the vehicle from being
restarted.
.With Stolen Vehicle Slowdown,
if equipped, OnStar can work with law
enforcement to gradually slow the
vehicle down.
Theft Alarm Notification
If equipped, if the doors are locked and the
vehicle alarm sounds, a notification by text,
e-mail, or phone call will be sent. If the
vehicle is stolen, an OnStar Advisor can work
with authorities to recover the vehicle.
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.

GMC Savana Owner Manual (GMNA-Localizing-U.S./Canada-15555961) -
2022 - CRC - 4/14/22
Index 277
IndexA
Accessories and Modifications . . . . . . . . . . . . 173
Accessory Power . . . . . . . . . . . . . . . . . . . . . . . . . . 133
Add-On Electrical Equipment . . . . . . . . . . . . . . 171
Additional InformationOnStar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 270
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 . . . . . . . . . . . . . . . . . . . . . . . . . . 205
AM-FM Radio . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100
Antenna Fixed Mast . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103
Multi-band . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103
Antilock Brake System (ABS) . . . . . . . . . . . . . . 141 Warning Light . . . . . . . . . . . . . . . . . . . . . . . . . . 79
Appearance Care Exterior . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 236
Interior . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 240
Ashtrays . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
Assistance Program, Roadside . . . . . . . . . . . . 261
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 . . . . . . 194
Auxiliary Devices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103