wheel GMC SAVANA PASSENGER 2015 Manual Online

Black plate (7,1)GMC Savana Owner Manual (GMNA-Localizing-U.S./Canada-7707482) -
2015 - crc - 6/3/14
Service and Maintenance 11-7
(5)Or every 10 years, whichever
comes first. Inspect for fraying,
excessive cracking, or damage;
replace, if needed.
(6) Or every 10 years, whichever
comes first.
(7) 2500/3500 series vehicles only.
For severe commercial use
vehicles, see Special Application
Services on page 11-7.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 5 000 km/
3,000 mi.
.Have underbody flushing service
performed. See “Underbody
Maintenance” inExterior Care
on page 10-79.
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.
Battery
The battery supplies power to start
the engine and operate any
additional electrical accessories.

Black plate (8,1)GMC Savana Owner Manual (GMNA-Localizing-U.S./Canada-7707482) -
2015 - crc - 6/3/14
11-8 Service and Maintenance
.To avoid break-down or failure to
start the vehicle, maintain a
battery with full cranking power.
.Trained dealer technicians have
the diagnostic equipment to test
the battery and ensure that the
connections and cables are
corrosion-free.
Belts
.Belts may need replacing if they
squeak or show signs of
cracking or splitting.
.Trained dealer technicians have
access to tools and equipment
to inspect the belts and
recommend adjustment or
replacement when necessary.
Brakes
Brakes stop the vehicle and are
crucial to safe driving.
.Signs of brake wear may include
chirping, grinding, or squealing
noises, or difficulty stopping.
.Trained dealer technicians have
access to tools and equipment
to inspect the brakes and
recommend quality parts
engineered for the vehicle.
Fluids
Proper fluid levels and approved
fluids protect the vehicle’s systems
and components. See
Recommended Fluids and
Lubricants on page 11-10 for GM
approved fluids.
.Engine oil and windshield
washer fluid levels should be
checked at every fuel fill.
.Instrument cluster lights may
come on to indicate that fluids
may be low and need to be
filled.
Hoses
Hoses transport fluids and should
be regularly inspected to ensure
that there are no cracks or leaks.
With a multi-point inspection, your
dealer can inspect the hoses and
advise if replacement is needed. Lamps
Properly working headlamps,
taillamps, and brake lamps are
important to see and be seen on
the road.
.Signs that the headlamps need
attention include dimming, failure
to light, cracking, or damage.
The brake lamps need to be
checked periodically to ensure
that they light when braking.
.With a multi-point inspection,
your dealer can check the lamps
and note any concerns.
Shocks and Struts
Shocks and struts help aid in control
for a smoother ride.
.Signs of wear may include
steering wheel vibration, bounce/
sway while braking, longer
stopping distance, or uneven
tire wear.
.As part of the multi-point
inspection, trained dealer
technicians can visually inspect

Black plate (9,1)GMC Savana Owner Manual (GMNA-Localizing-U.S./Canada-7707482) -
2015 - crc - 6/3/14
Service and Maintenance 11-9
the shocks and struts for signs
of leaking, blown seals,
or damage, and can advise
when service is needed.
Tires
Tires need to be properly inflated,
rotated, and balanced. Maintaining
the tires can save money and fuel,
and can reduce the risk of tire
failure.
.Signs that the tires need to be
replaced include three or more
visible treadwear indicators; cord
or fabric showing through the
rubber; cracks or cuts in the
tread or sidewall; or a bulge or
split in the tire.
.Trained dealer technicians can
inspect and recommend the right
tires. Your dealer can also
provide tire/wheel balancing
services to ensure smooth
vehicle operation at all speeds.
Your dealer sells and services
name brand tires. Vehicle Care
To help keep the vehicle looking like
new, vehicle care products are
available from your dealer. For
information on how to clean and
protect the vehicle’s interior and
exterior, see
Interior Care on
page 10-84 andExterior Care on
page 10-79.
Wheel Alignment
Wheel alignment is critical for
ensuring that the tires deliver
optimal wear and performance.
.Signs that the alignment may
need to be adjusted include
pulling, improper vehicle
handling, or unusual tire wear.
.Your dealer has the required
equipment to ensure proper
wheel alignment. Windshield
For safety, appearance, and the
best viewing, keep the windshield
clean and clear.
.Signs of damage include
scratches, cracks, and chips.
.Trained dealer technicians can
inspect the windshield and
recommend proper replacement
if needed.
Wiper Blades
Wiper blades need to be cleaned
and kept in good condition to
provide a clear view.
.Signs of wear include streaking,
skipping across the windshield,
and worn or split rubber.
.Trained dealer technicians can
check the wiper blades and
replace them when needed.

Black plate (11,1)GMC Savana Owner Manual (GMNA-Localizing-U.S./Canada-7707482) -
2015 - crc - 6/3/14
Service and Maintenance 11-11
UsageFluid/Lubricant
Key Lock Cylinders Multi-Purpose Lubricant, Superlube (GM Part No. 12346241, in Canada 10953474).
Chassis Lubrication Chassis Lubricant (GM Part No. 12377985, in Canada 88901242) or lubricant meeting requirements of NLGI #2, Category LB or GC-LB.
Front Wheel Bearings Wheel bearing lubricant meeting requirements of NLGI #2, Category GC or GC-LB (GM Part No. 1051344, in Canada 993037).
Front and Rear Axle SAE 75W-90 Synthetic Axle Lubricant (GM Part No. 88900401, in Canada 89021678).
Transfer Case DEXRON
®-VI Automatic Transmission Fluid.
Hood Hinges Multi-Purpose Lubricant, Superlube (GM Part No. 12346241, in Canada 10953474).
Weatherstrip Conditioning Weatherstrip Lubricant (GM Part No. 3634770, in Canada 10953518) or Dielectric Silicone Grease (GM Part No. 12345579, in Canada 10953481).
Weatherstrip Squeaks Synthetic Grease with Teflon, Superlube (GM Part No. 12371287, in Canada 10953437).

Black plate (3,1)GMC Savana Owner Manual (GMNA-Localizing-U.S./Canada-7707482) -
2015 - crc - 6/3/14
Technical Data 12-3
ApplicationCapacities
Metric English
Fuel Tank
Cutaway (Optional Tank)* 215.7 L 57.0 gal
Cutaway (Standard Tank) 124.9 L 33.0 gal
Passenger and Cargo 117.3 L 31.0 gal
* 4 039 mm (159 in) wheelbase or 4 496 mm (177 in) wheelbase only
Wheel Nut Torque 190 Y140 lb ft
All capacities are approximate. When adding, be sure to fill to the approximate level, as recommended in this
manual. Recheck fluid level after filling.
Engine Specifications
Engine VIN CodeTransmission Spark Plug Gap
4.8L V8 FAutomatic 0.95–1.10 mm (0.037–
0.043 in)
6.0L V8 GAutomatic 0.95–1.10 mm (0.037–
0.043 in)
6.0L V8 CNG/LPG BAutomatic 0.95–1.10 mm (0.037–
0.043 in)

Black plate (5,1)GMC Savana Owner Manual (GMNA-Localizing-U.S./Canada-7707482) -
2015 - crc - 6/3/14
Customer Information 13-5
GMC Owner Centre (Canada)
gmcowner.ca
Take a trip to the GMC Owner
Centre:
.Chat live with online help
representatives.
.Use the Vehicle Tools section.
.Access third party enthusiast
sites and social media networks.
.Locate owner resources such as
lease-end, financing, and
warranty information.
.Retrieve your favorite articles,
quizzes, tips, and multimedia
galleries organized into the
Features and Auto Care
Sections.
.Download the owner manual for
your vehicle, quickly and easily.
.Find the GMC-recommended
maintenance services for your
vehicle.
GM Mobility
Reimbursement Program
This program is available to
qualified applicants for cost
reimbursement of eligible
aftermarket adaptive equipment
required for the vehicle, such as
hand controls or a wheelchair/
scooter lift for the vehicle.
For more information on the limited
offer, visit www.gmmobility.com or
call the GM Mobility Assistance
Center at 1-800-323-9935. Text
Telephone (TTY) users, call
1-800-833-9935.General Motors of Canada also has
a Mobility Program. Visit www.gm.ca
or call 1-800-GM-DRIVE (463-7483)
for details. TTY users call
1-800-263-3830.
Roadside Assistance
Program
For U.S.-purchased vehicles, call
1-888-881-3302; (Text Telephone
(TTY): 1-888-889-2438).
For Canadian-purchased vehicles,
call 1-800-268-6800.
Service is available 24 hours a day,
365 days a year.
Calling for Assistance
When calling Roadside Assistance,
have the following information
ready:
.Your name, home address, and
home telephone number.
.Telephone number of your
location.
.Location of the vehicle

Black plate (10,1)GMC Savana Owner Manual (GMNA-Localizing-U.S./Canada-7707482) -
2015 - crc - 6/3/14
i-10 INDEX
ServicesSpecial Application . . . . . . . . . . . 11-7
Servicing the Airbag . . . . . . . . . . . 3-25
Shift Lock Control Function Check, Automatic
Transmission . . . . . . . . . . . . . . . . 10-26
Shifting
Into Park . . . . . . . . . . . . . . . . . . . . . . 9-19
Out of Park . . . . . . . . . . . . . . . . . . . 9-20
Side Door . . . . . . . . . . . . . . . . . . . . . . 2-8
Sidemarker Bulb Replacement . . . . . . . . . . 10-30
Signals, Turn and Lane-Change . . . . . . . . . . . . . . . . . 6-4
Sliding Door . . . . . . . . . . . . . . . . . . . . 2-9
Special Application Services . . . 11-7
Specifications and Capacities . . . . . . . . . . . . . . . . . . . . 12-2
Speedometer . . . . . . . . . . . . . . . . . . 5-11
StabiliTrak OFF Light . . . . . . . . . . . . . . . . . . . . . 5-20
Start Vehicle, Remote . . . . . . . . . . 2-4
Starter Switch Check . . . . . . . . . 10-26
Starting the Engine . . . . . . . . . . . . 9-16 Steering . . . . . . . . . . . . . . . . . . . . . . . . 9-3
Fluid, Power . . . . . . . . . . . . . . . . 10-20
Wheel Adjustment . . . . . . . . . . . . . 5-2
Wheel Controls . . . . . . . . . . . . . . . . 5-2
Storage Areas Front . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1
Storage Compartments . . . . . . . . . 4-1
Stuck Vehicle . . . . . . . . . . . . . . . . . . . 9-8
Sun Visors . . . . . . . . . . . . . . . . . . . . . 2-17
Swing-out Windows . . . . . . . . . . . . 2-15
Switches
Airbag On-Off . . . . . . . . . . . . . . . . . 3-23
Symbols . . . . . . . . . . . . . . . . . . . . . . . . . . iv
System Infotainment . . . . . . . . . . . . . . . . . . . 7-1
Noise Control . . . . . . . . . . . . . . . 10-25
T
Taillamps . . . . . . . . . . . . . . . . . . . . . 10-31
Text Telephone (TTY) Users . . . 13-4
Theft-Deterrent Systems . . . . . . . 2-11Immobilizer . . . . . . . . . . . . . . . . . . . 2-11
Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-6 Tires . . . . . . . . . . . . . . . . . . . . . . . . . . 10-40
All-Season . . . . . . . . . . . . . . . . . . 10-41
All-Terrain . . . . . . . . . . . . . . . . . . 10-42
Buying New Tires . . . . . . . . . . . 10-57
Chains . . . . . . . . . . . . . . . . . . . . . . 10-62
Changing . . . . . . . . . . . . . . . . . . . 10-65
Designations . . . . . . . . . . . . . . . 10-45
Different Size . . . . . . . . . . . . . . . 10-59
Dual Rotation . . . . . . . . . . . . . . . 10-56
Full-Size Spare . . . . . . . . . . . . . 10-73
If a Tire Goes Flat . . . . . . . . . . 10-63
Inflation Monitor System . . . . 10-51
Inspection . . . . . . . . . . . . . . . . . . 10-55
Messages . . . . . . . . . . . . . . . . . . . . 5-35
Pressure Light . . . . . . . . . . . . . . . . 5-21
Pressure Monitor System . . . 10-50
Rotation . . . . . . . . . . . . . . . . . . . . 10-55
Sidewall Labeling . . . . . . . . . . . 10-42
Terminology and
Definitions . . . . . . . . . . . . . . . . . 10-46
Uniform Tire Quality
Grading . . . . . . . . . . . . . . . . . . . 10-60
Wheel Alignment and Tire Balance . . . . . . . . . . . . . . . . . . . 10-61

Black plate (11,1)GMC Savana Owner Manual (GMNA-Localizing-U.S./Canada-7707482) -
2015 - crc - 6/3/14
INDEX i-11
Tires (cont'd)Wheel Replacement . . . . . . . . 10-61
When It Is Time for New
Tires . . . . . . . . . . . . . . . . . . . . . . 10-56
Winter . . . . . . . . . . . . . . . . . . . . . . 10-42
Tow/Haul Mode . . . . . . . . . . . . . . . . 9-27
Tow/Haul Mode Light . . . . . . . . . . 5-20
Towing Driving Characteristics . . . . . . . . 9-44
Equipment . . . . . . . . . . . . . . . . . . . . 9-50
General Information . . . . . . . . . . 9-44
Recreational Vehicle . . . . . . . . 10-77
Trailer . . . . . . . . . . . . . . . . . . . . . . . . 9-46
Vehicle . . . . . . . . . . . . . . . . . . . . . 10-77
Traction Control System (TCS)/StabiliTrak
®Light . . . . . . . . . . . . 5-21
Traction Control/Electronic
Stability Control . . . . . . . . . . . . . . 9-29
Trailer Tow Mirrors . . . . . . . . . . . . . . . . . . . 2-13
Towing . . . . . . . . . . . . . . . . . . . . . . . . 9-46
Transmission
Automatic . . . . . . . . . . . . . . . . . . . . . 9-22
Fluid, Automatic . . . . . . . . . . . . . . 10-9
Messages . . . . . . . . . . . . . . . . . . . . 5-35 Transportation Program,
Courtesy . . . . . . . . . . . . . . . . . . . . . 13-8
Trip Odometer . . . . . . . . . . . . . . . . . 5-11
Turn and Lane-Change Signals . . . . . . . . . . . . . . . . . . . . . . . . 6-4
U
Uniform Tire QualityGrading . . . . . . . . . . . . . . . . . . . . . 10-60
Using This Manual . . . . . . . . . . . . . . . . iii
V
Vehicle Canadian Owners . . . . . . . . . . . . . . . iii
Control . . . . . . . . . . . . . . . . . . . . . . . . 9-3
IdentificationNumber (VIN) . . . . . . . . . . . . . . . 12-1
Load Limits . . . . . . . . . . . . . . . . . . . . 9-9
Messages . . . . . . . . . . . . . . . . . . . . 5-28
Personalization . . . . . . . . . . . . . . . 5-37
Reminder Messages . . . . . . . . . . 5-36
Remote Start . . . . . . . . . . . . . . . . . . 2-4
Security . . . . . . . . . . . . . . . . . . . . . . 2-11
Towing . . . . . . . . . . . . . . . . . . . . . . 10-77 Vehicle Care
Tire Pressure . . . . . . . . . . . . . . . 10-49
Vehicle Data Recording . . . . . . . 13-14
Vehicle Diagnostics OnStar
®. . . . . . . . . . . . . . . . . . . . . . 14-6
Ventilation, Air . . . . . . . . . . . . . . . . . . 8-6
Visors . . . . . . . . . . . . . . . . . . . . . . . . . 2-17
Voltmeter Gauge . . . . . . . . . . . . . . 5-13
W
Warning Brake System Light . . . . . . . . . . . 5-19
Warning Lights, Gauges, and
Indicators . . . . . . . . . . . . . . . . . . . . . 5-9
Warnings . . . . . . . . . . . . . . . . . . . . . . . . . iv Cautions and Danger . . . . . . . . . . . .iv
Hazard Flashers . . . . . . . . . . . . . . . 6-4
Washer Fluid . . . . . . . . . . . . . . . . . 10-21
Wheels
Alignment and TireBalance . . . . . . . . . . . . . . . . . . . 10-61
Different Size . . . . . . . . . . . . . . . 10-59
Replacement . . . . . . . . . . . . . . . 10-61