
GMC Savana Owner Manual (GMNA-Localizing-U.S./Canada-14583543) -
2021 - crc - 7/10/20
274 OnStar
.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 engine 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.
.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.

GMC Savana Owner Manual (GMNA-Localizing-U.S./Canada-14583543) -
2021 - crc - 7/10/20
280 Connected Services
.Request Roadside Assistance.
.Set a parking reminder with pin drop,
take a photo, make a note, and set a
timer.
.Connect with GMC on social media.
Features are subject to change. For myGMC
mobile app information and compatibility,
see my.gmc.com.
An active OnStar or connected service plan
may be required. A compatible device,
factory-installed remote start, and power
locks are required. Data rates apply. See
www.onstar.com for details and system
limitations.
Remote Services
Contact an OnStar Advisor to unlock the
doors or sound the horn and flash the
lamps.
Marketplace
OnStar Advisors can provide offers from
restaurants and retailers on your route, help
locate hotels, or book a room. These services
vary by market.
Diagnostics
By monitoring and reporting on the vehicle's
key systems, OnStar Advanced Diagnostics,
if equipped, provides a way to keep up on
maintenance. Capabilities vary by model.
See www.onstar.com for details and system
limitations. Features are subject to change.
For updates on feature capabilities, see
my.gmc.com. Message and data rates may
apply.

GMC Savana Owner Manual (GMNA-Localizing-U.S./Canada-14583543) -
2021 - crc - 7/10/20
Index 285
General Information (cont'd)Vehicle Care . . . . . . . . . . . . . . . . . . . . . . . . . . . 178
Glass, Enhanced Technology . . . . . . . . . . . . . . . 21
GM Mobility Reimbursement Program . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 265
H
Halogen Bulbs . . . . . . . . . . . . . . . . . . . . . . . . . . . 202
Hazard Warning Flashers . . . . . . . . . . . . . . . . . 92
Head Restraints . . . . . . . . . . . . . . . . . . . . . . . . . . . .22
HeadlampsAiming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 202
Automatic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91
Bulb Replacement . . . . . . . . . . . . . . . . . . . . . . 202
Daytime Running Lamps (DRL) . . . . . . . . . . 91
Flash-to-Pass . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91
High-Beam On Light . . . . . . . . . . . . . . . . . . . . 81
High/Low Beam Changer . . . . . . . . . . . . . . . 91
Heated Mirrors . . . . . . . . . . . . . . . . . . . . . . . . . . . .18
Heater Engine Coolant . . . . . . . . . . . . . . . . . . . . . . . . 138
Heating . . . . . . . . . . . . . . . . . . . . . . . . . . 119, 121, 122
High-Beam On Light . . . . . . . . . . . . . . . . . . . . . . .81
Hill and Mountain Roads . . . . . . . . . . . . . . . . 129
Hill Start Assist (HSA) . . . . . . . . . . . . . . . . . . . . 146
Hood . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 179
Horn . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
How to Wear Seat Belts Properly . . . . . . . . . 29 HVAC . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119, 121, 122
I
Idle System
Fast . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 138
Ignition Positions . . . . . . . . . . . . . . . . . . . . . . . . . 135
Ignition Transmission Lock Check . . . . . . . . 201
Immobilizer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16
Indicator Vehicle Ahead . . . . . . . . . . . . . . . . . . . . . . . . . . 79
Infants and Young Children, Restraints . . . . 47
Information Publication Ordering . . . . . . . . . . . . . . . . . . . 269
Infotainment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96
Infotainment System . . . . . . . . . . . . . . . . . . . . 272
Instrument Cluster . . . . . . . . . . . . . . . . . . . . . . . . . 71
Instrument Panel Overview . . . . . . . . . . . . . . . . 4
Interior Rearview Mirrors . . . . . . . . . . . . . . . . . .19
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
J
Jump Starting - North America . . . . . . . . . . . 236
K
Keyless Entry Remote (RKE) System . . . . . . . . . . . . . . . . . . . . 8
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
L
Labeling, Tire Sidewall . . . . . . . . . . . . . . . . . . . . 212 Lamps
Daytime Running (DRL) . . . . . . . . . . . . . . . . . 91
Dome . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
Exterior Controls . . . . . . . . . . . . . . . . . . . . . . . . 90
Exterior Lamps Off Reminder . . . . . . . . . . . 90
Exterior Lighting Battery Saver . . . . . . . . . 95
License Plate . . . . . . . . . . . . . . . . . . . . . . . . . . . 204
Malfunction Indicator (Check
Engine) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
Reading . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94
Taillamps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 203
Lamps, Bulb Replacement . . . . . . . . . . . . . . . . 202
Lane Departure Warning (LDW) . . . . . . . . . . . 157
Lane Departure Warning Light . . . . . . . . . . . . 79
Lap-Shoulder Belt . . . . . . . . . . . . . . . . . . . . . . . . . . 31
LATCH System Replacing Parts after a Crash . . . . . . . . . . . 58
LATCH, Lower Anchors and Tethers for Children . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .52
Lighter, Cigarette . . . . . . . . . . . . . . . . . . . . . . . . . 70
Lighting Entry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94
Exit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94
Illumination Control . . . . . . . . . . . . . . . . . . . . 93
Lights
Airbag On-Off . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
Airbag Readiness . . . . . . . . . . . . . . . . . . . . . . . 74

GMC Savana Owner Manual (GMNA-Localizing-U.S./Canada-14583543) -
2021 - crc - 7/10/20
Index 287
OnStar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 272
OnStar Additional Information . . . . . . . . . . . 274
OnStar Emergency . . . . . . . . . . . . . . . . . . . . . . . 274
OnStar Overview . . . . . . . . . . . . . . . . . . . . . . . . . 273
OnStar Security . . . . . . . . . . . . . . . . . . . . . . . . . . 274
OnStar System . . . . . . . . . . . . . . . . . . . . . . . . . . . 112
OperationInfotainment System . . . . . . . . . . . . . . . . . . 100
Outlets Power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Overheating, Engine . . . . . . . . . . . . . . . . . . . . . 194
Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97, 99
Instrument Panel . . . . . . . . . . . . . . . . . . . . . . . . 4
P
ParkShifting Into . . . . . . . . . . . . . . . . . . . . . . . . . . . 140
Shifting Out of . . . . . . . . . . . . . . . . . . . . . . . . 140
Park Assist . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 153
Parking Brake . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 146
Brake and P (Park) Mechanism
Check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 201
Over Things That Burn . . . . . . . . . . . . . . . . . . 141
Perchlorate Materials Requirements, California . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .178
Personalization Vehicle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86 Phone
Bluetooth . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112
Power Door Locks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Mirrors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Outlets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Protection, Battery . . . . . . . . . . . . . . . . . . . . . . 95
Retained Accessory (RAP) . . . . . . . . . . . . . . 138
Seat Adjustment . . . . . . . . . . . . . . . . . . . . . . . . 23
Steering Fluid . . . . . . . . . . . . . . . . . . . . . . . . . . 196
Windows . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Pregnancy, Using Seat Belts . . . . . . . . . . . . . . .35
Privacy Vehicle Data Recording . . . . . . . . . . . . . . . . . 271
Program Courtesy Transportation . . . . . . . . . . . . . . . 267
Prohibited Fuels . . . . . . . . . . . . . . . . . . . . . . . . . .158
Proposition 65 Warning, California . . . . . . . . . . . . . . . . . . . . .178, 198, 236, Back Cover
Publication Ordering Information . . . . . . . . 269
R
Radio Frequency Statement . . . . . . . . . . . . . . 270
Radio Reception . . . . . . . . . . . . . . . . . . . . . . . . . 103
Radios
AM-FM Radio . . . . . . . . . . . . . . . . . . . . . . . . . . 101 Radios (cont'd)
Satellite . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102
Reading Lamps . . . . . . . . . . . . . . . . . . . . . . . . . . . 94
Rear Axle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 199 Locking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 148
Rear Climate Control System . . . . . . . . . . . . . 122
Rear Doors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Rear Heating System . . . . . . . . . . . . . . . . . . . . . 121
Rear Seats . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Rear Vision Camera (RVC) . . . . . . . . . . . . . . . . . 152
Rear Windows . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Rearview Mirrors . . . . . . . . . . . . . . . . . . . . . . . . . .19
Reclining Seatbacks . . . . . . . . . . . . . . . . . . . . . . . .23
Recommended Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 158
Recommended Fluids and Lubricants . . . . . 255
Records
Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . 257
Recreational Vehicle Towing . . . . . . . . . . . . . 239
Reimbursement Program, GM Mobility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 265
Remote Keyless Entry (RKE) System . . . . . . . 8
Remote Vehicle Start . . . . . . . . . . . . . . . . . . . . . 10
Replacement Parts Airbags . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . 256
Replacing Airbag System . . . . . . . . . . . . . . . . . . 45