
GMC Savana Owner Manual (GMNA-Localizing-U.S./Canada-13882574) -
2020 - CRC - 11/1/19
Service and Maintenance 309
(4)Or every 10 years, whichever
comes first. Inspect for fraying,
excessive cracking, or damage;
replace, if needed.
(5) Replace brake fluid every five
years. See Brake Fluid 0238.
(6) Or every 12 months, whichever
comes first. See Wiper Blade
Replacement 0243.
(7) Replace air conditioning
desiccant every seven years.Special Application
Services
. Vehicles with Dual Wheels:
Check dual wheel nut torque at
160, 1 600, and 10 000 km (100,
1,000, and 6,000 mi) of driving.
Repeat this service whenever a
tire/wheel is serviced or
removed.
. Severe Commercial Use
Vehicles Only: Lubricate chassis
components every oil change.
. Have underbody flushing service
performed. See “Underbody
Maintenance” inExterior Care
0 293.
Additional
Maintenance and Care
Your vehicle is an important
investment and caring for it properly
may help to avoid future costly
repairs. To maintain vehicle
performance, additional
maintenance services may be
required.
It is recommended that your dealer
perform these services —their
trained dealer technicians know
your vehicle best. Your dealer can
also perform a thorough
assessment with a multi-point
inspection to recommend when your
vehicle may need attention.
The following list is intended to
explain the services and conditions
to look for that may indicate
services are required.

GMC Savana Owner Manual (GMNA-Localizing-U.S./Canada-13882574) -
2020 - CRC - 11/1/19
342 Connected Services
devices. Manage data usage by
turning Wi-Fi on or off on your
mobile device, using the myGMC
mobile app, or by contacting an
OnStar Advisor. On some vehicles,
Wi-Fi can also be managed from the
Wi-Fi Hotspot menu.
MyGMC Mobile App (If Available)
Download the myGMC mobile app
to compatible Apple and Android
smartphones. GMC users can
access the following services from a
smartphone:
.Remotely start/stop the vehicle,
if factory-equipped.
. Lock/unlock doors, if equipped
with automatic locks.
. Activate the horn and lamps.
. Check the vehicle’s fuel level, oil
life, or tire pressure,
if factory-equipped with the Tire
Pressure Monitor System.
. Send destinations to the vehicle.
. Locate the vehicle on a map
(U.S. market only). .
Turn the vehicle's Wi-Fi hotspot
on/off, manage settings, and
monitor data consumption,
if equipped.
. Locate a dealer and schedule
service.
. 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-13882574) -
2020 - CRC - 11/1/19
Index 347
Front SeatsAdjustment . . . . . . . . . . . . . . . . . . . . . 27
Front Storage . . . . . . . . . . . . . . . . . . . . 76
Front Turn Signal Bulb Replacement . . . . . . . . . . . . 244
Fuel Additives . . . . . . . . . . . . . . . . . . . . . 191
Economy, Driving for Better . . . 150
Filling a Portable Fuel
Container . . . . . . . . . . . . . . . . . . . 194
Filling the Tank . . . . . . . . . . . . . . . 193
Foreign Countries . . . . . . . . . . . . 191
Gauge . . . . . . . . . . . . . . . . . . . . . . . . . . 87
Low Fuel Warning Light . . . . . . . . . 98
Prohibited Fuels . . . . . . . . . . . . . . 191
Recommended . . . . . . . . . . . . . . . 191
Top Tier . . . . . . . . . . . . . . . . . . . . . . 190
Full-Size Spare Tire . . . . . . . . . . . . 286
Fuses Engine Compartment FuseBlock . . . . . . . . . . . . . . . . . . . . . . . . 248
Floor Console Fuse Block . . . . 252
Fuses and Circuit Breakers . . . 248
G
Gauges Engine Coolant Temperature . . . 89
Engine Oil Pressure . . . . . . . . . . . . 88 Gauges (cont'd)
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87
Odometer . . . . . . . . . . . . . . . . . . . . . . . 87
Speedometer . . . . . . . . . . . . . . . . . . . 87
Trip Odometer . . . . . . . . . . . . . . . . . . 87
Voltmeter . . . . . . . . . . . . . . . . . . . . . . . 89
Warning Lights and
Indicators . . . . . . . . . . . . . . . . . . . . . 85
General Information Service and Maintenance . . . . . 302
Towing . . . . . . . . . . . . . . . . . . . . . . . . 195
Vehicle Care . . . . . . . . . . . . . . . . . . 214
Glass, Enhanced Technology . . . . 24
GM Mobility Reimbursement Program . . . . . . . . . . . . . . . . . . . . . . . 323
H
Halogen Bulbs . . . . . . . . . . . . . . . . . . 244
Hazard Warning Flashers . . . . . . . 112
Head Restraints . . . . . . . . . . . . . . . . . 27
HeadlampsAiming . . . . . . . . . . . . . . . . . . . . . . . . 244
Automatic . . . . . . . . . . . . . . . . . . . . . . 111
Bulb Replacement . . . . . . . . . . . . 244
Daytime RunningLamps (DRL) . . . . . . . . . . . . . . . . .110
Flash-to-Pass . . . . . . . . . . . . . . . . . .110
High-Beam On Light . . . . . . . . . . . . 98 Headlamps (cont'd)
High/Low Beam Changer . . . . . .110
Heated Mirrors . . . . . . . . . . . . . . . . . . . 22
Heater Engine Coolant . . . . . . . . . . . . . . . 166
Heating . . . . . . . . . . . . . . .143, 145, 146
High-Beam On Light . . . . . . . . . . . . . 98
Hill and Mountain Roads . . . . . . . . 155
Hill Start Assist (HSA) . . . . . . . . . . 176
Hood . . . . . . . . . . . . . . . . . . . . . . . . . . . 216
Horn . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
How to Wear Seat Belts Properly . . . . . . . . . . . . . . . . . . . . . . . . 34
HVAC . . . . . . . . . . . . . . . . .143, 145, 146
I
Idle System Fast . . . . . . . . . . . . . . . . . . . . . . . . . . 165
Ignition Positions . . . . . . . . . . . . . . . 162
Ignition Transmission Lock Check . . . . . . . . . . . . . . . . . . . . . . . . . 242
Immobilizer . . . . . . . . . . . . . . . . . . . . . . 20
Indicator
Vehicle Ahead . . . . . . . . . . . . . . . . . . 96
Infants and Young Children, Restraints . . . . . . . . . . . . . . . . . . . . . . 57
Information Publication Ordering . . . . . . . . . . 329

GMC Savana Owner Manual (GMNA-Localizing-U.S./Canada-13882574) -
2020 - CRC - 11/1/19
348 Index
Infotainment . . . . . . . . . . . . . . . . . . . . 116
Infotainment System . . . . . . . . . . . . 333
Instrument Cluster . . . . . . . . . . . . . . . 86
Instrument Panel Overview . . . . . . . 5
Interior Rearview Mirrors . . . . . . . . . 22
Introduction . . . . . . . . . . . . . . . . . . . . . . . 2
J
Jump Starting - NorthAmerica . . . . . . . . . . . . . . . . . . . . . . . 286
K
Keyless EntryRemote (RKE) System . . . . . . . . . . 9
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
L
Labeling, Tire Sidewall . . . . . . . . . . 256
Lamps Daytime Running (DRL) . . . . . . .110
Dome . . . . . . . . . . . . . . . . . . . . . . . . . .113
Exterior Controls . . . . . . . . . . . . . . 109
Exterior Lamps OffReminder . . . . . . . . . . . . . . . . . . . .110
Exterior Lighting Battery Saver . . . . . . . . . . . . . . . . . . . . . . . .115
License Plate . . . . . . . . . . . . . . . . . 247
Malfunction Indicator (Check Engine) . . . . . . . . . . . . . . . . . . . . . . . 92 Lamps (cont'd)
Reading . . . . . . . . . . . . . . . . . . . . . . .114
Taillamps . . . . . . . . . . . . . . . . . . . . . 245
Lamps, Bulb Replacement . . . . . . 244
Lane Departure Warning (LDW) . . . . . . . . . . . . . . . . 189
Lane Departure Warning Light . . . 95
Lap-Shoulder Belt . . . . . . . . . . . . . . . 36
LATCH System
Replacing Parts after aCrash . . . . . . . . . . . . . . . . . . . . . . . . . 70
LATCH, Lower Anchors and
Tethers for Children . . . . . . . . . . . . 63
Lighter, Cigarette . . . . . . . . . . . . . . . . 84
Lighting Entry . . . . . . . . . . . . . . . . . . . . . . . . . .114
Entry/Exit . . . . . . . . . . . . . . . . . . . . . .114
Exit . . . . . . . . . . . . . . . . . . . . . . . . . . . .114
Illumination Control . . . . . . . . . . . .113
Lights Airbag On-Off . . . . . . . . . . . . . . . . . . . 91
Airbag Readiness . . . . . . . . . . . . . . . 90
Antilock Brake System
(ABS) Warning . . . . . . . . . . . . . . . . 95
Brake System Warning . . . . . . . . . 94
Charging System . . . . . . . . . . . . . . . 92
Check Engine (Malfunction Indicator) . . . . . . . . . . . . . . . . . . . . . . 92 Lights (cont'd)
Cruise Control . . . . . . . . . . . . . . . . . . 98
Engine Oil Pressure . . . . . . . . . . . . 97
Flash-to-Pass . . . . . . . . . . . . . . . . . .110
High-Beam On . . . . . . . . . . . . . . . . . . 98
High/Low Beam Changer . . . . . .110
Lane Departure Warning . . . . . . . . 95
Low Fuel Warning . . . . . . . . . . . . . . 98
Seat Belt Reminders . . . . . . . . . . . . 90
Security . . . . . . . . . . . . . . . . . . . . . . . . 98
StabiliTrak OFF . . . . . . . . . . . . . . . . . 96
Tire Pressure . . . . . . . . . . . . . . . . . . . 97
Tow/Haul Mode . . . . . . . . . . . . . . . . . 95
Traction Control System
(TCS)/StabiliTrak . . . . . . . . . . . . . . 96
Locking Rear Axle . . . . . . . . . . . . . . 179
Locks
Automatic Door . . . . . . . . . . . . . . . . . 14
Cargo Door Relocking . . . . . . . . . . 14
Delayed Locking . . . . . . . . . . . . . . . . 14
Door . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Lockout Protection . . . . . . . . . . . . . . 14
Power Door . . . . . . . . . . . . . . . . . . . . . 14
Safety . . . . . . . . . . . . . . . . . . . . . . 14, 15
Loss of Control . . . . . . . . . . . . . . . . . 153
Low Fuel Warning Light . . . . . . . . . . 98