cooling GMC SAVANA 2013 Owner's Guide

Black plate (6,1)GMC Savana Owner Manual - 2013 - 2nd Edition - 9/25/12
11-6 Service and Maintenance
Footnotes—Maintenance
Schedule Additional Required
Services —Normal
(1) Check all fuel and vapor lines
and hoses for proper hook-up,
routing, and condition. Check that
the purge valve, if the vehicle has
one, works properly. Replace as
needed.
(2) Or every four years, whichever
comes first.
(3) Do not directly power wash the
transfer case output seals. High
pressure water can overcome the
seals and contaminate the transfer
case fluid. Contaminated fluid will
decrease the life of the transfer
case and should be replaced.
(4) Or every five years, whichever
comes first. See Cooling System on
page 10‑15.
(5) Or every 10 years, whichever
comes first.
(6) Inspect for fraying, excessive
cracking, or damage; replace,
if needed.

Black plate (8,1)GMC Savana Owner Manual - 2013 - 2nd Edition - 9/25/12
11-8 Service and Maintenance
Footnotes—Maintenance
Schedule Additional Required
Services —Severe
(1) Check all fuel and vapor lines
and hoses for proper hook-up,
routing, and condition. Check that
the purge valve, if the vehicle has
one, works properly. Replace as
needed.
(2) Or every four years, whichever
comes first.
(3) Do not directly power wash the
transfer case output seals. High
pressure water can overcome the
seals and contaminate the transfer
case fluid. Contaminated fluid will
decrease the life of the transfer
case and should be replaced.
(4) Or every five years, whichever
comes first. See Cooling System on
page 10‑15.
(5) Or every 10 years, whichever
comes first.
(5) Inspect for fraying, excessive
cracking, or damage; replace,
if needed.Special Application
Services
.Vehicles with Dual Wheels:
Check dual wheel nut torque at
160 km/100 mi, 1 600 km/
1,000 mi and 9 700 km/6,000 mi.
.Severe Commercial Use
Vehicles Only: Lubricate chassis
components every 5 000 km/
3,000 mi.
.Have underbody flushing service
performed once a year.
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.

Black plate (2,1)GMC Savana Owner Manual - 2013 - 2nd Edition - 9/25/12
12-2 Technical Data
Vehicle Data
Capacities and Specifications
If the vehicle has a diesel engine, see the Duramax diesel supplement for more information.
The following approximate capacities are given in metric and English conversions. SeeRecommended Fluids and
Lubricants on page 11‑12 for more information.
Application Capacities
Metric English
Air Conditioning Refrigerant R134a For the air conditioning system refrigerant charge amount, see the refrigerant label located under thehood. See your dealer for more information.
Cooling System without Rear Heat
4.3L V6 9.5 L 10.0 qt
4.8L V8, 5.3L V8 11.8 L 12.4 qt
6.0L V8 13.1 L 13.8 qt
Cooling System with Rear Heat 4.3L V6 12.3 L 13.0 qt
4.8L V8, 5.3L V8 14.6 L 15.4 qt
6.0L V8 16.1 L 17.0 qt

Black plate (3,1)GMC Savana Owner Manual - 2013 - 2nd Edition - 9/25/12
INDEX i-3
Collision Damage Repair . . . . . . 13-9
Compass . . . . . . . . . . . . . . . . . . . . . . . 5-4Messages . . . . . . . . . . . . . . . . . . . . 5-30
Connections OnStar
®. . . . . . . . . . . . . . . . . . . . . . 14-4
Control of a Vehicle . . . . . . . . . . . . . 9-3
Convex Mirrors . . . . . . . . . . . . . . . . 2-13
Coolant Engine . . . . . . . . . . . . . . . . . . . . . . 10-16
Engine TemperatureGauge . . . . . . . . . . . . . . . . . . . . . . 5-12
Cooling System . . . . . . . . . . . . . . . 10-15 Engine Messages . . . . . . . . . . . . 5-31
Courtesy Transportation Program . . . . . . . . . . . . . . . . . . . . . . 13-7
Cruise Control . . . . . . . . . . . . . . . . . 9-34
Light . . . . . . . . . . . . . . . . . . . . . . . . . . 5-24
Customer Assistance . . . . . . . . . . 13-4 Offices . . . . . . . . . . . . . . . . . . . . . . . . 13-3
Text Telephone (TTY)Users . . . . . . . . . . . . . . . . . . . . . . . 13-4
Customer Information Service PublicationsOrdering Information . . . . . . .13-11
Customer Satisfaction
Procedure . . . . . . . . . . . . . . . . . . . . 13-1
D
Damage Repair, Collision . . . . . . 13-9
Danger, Warnings, andCautions . . . . . . . . . . . . . . . . . . . . . . . . iv
Daytime Running Lamps (DRL) . . . . . . . . . . . . . . . . . . 6-2
Defensive Driving . . . . . . . . . . . . . . . 9-3
Delayed Locking . . . . . . . . . . . . . . . . 2-7
Devices
Auxiliary . . . . . . . . . . . . . . . . . . . . . . 7-16
Diagnostics
OnStar
®. . . . . . . . . . . . . . . . . . . . . . 14-5
Distracted Driving . . . . . . . . . . . . . . . 9-2
Dome Lamps . . . . . . . . . . . . . . . . . . . 6-5
Door Ajar Messages . . . . . . . . . . . . . . . 5-30
Cargo Door Relocking . . . . . . . . . 2-7
Delayed Locking . . . . . . . . . . . . . . . 2-7
Locks . . . . . . . . . . . . . . . . . . . . . . . . . . 2-6
Power Locks . . . . . . . . . . . . . . . . . . . 2-7
Rear Doors . . . . . . . . . . . . . . . . . . . 2-10
Side . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-8
Sliding . . . . . . . . . . . . . . . . . . . . . . . . . 2-9
Drive Belt Routing, Engine . . . . . 12-5 Drive Systems
All-Wheel Drive . . . . . . . 10-26, 9-30
Driver Information Center (DIC) . . . . . . . . . . . . . . . . . 5-24
Driving Characteristics andTowing Tips . . . . . . . . . . . . . . . . . 9-47
Defensive . . . . . . . . . . . . . . . . . . . . . . 9-3
Drunk . . . . . . . . . . . . . . . . . . . . . . . . . . 9-3
For Better Fuel Economy . . . . . 1-19
Highway Hypnosis . . . . . . . . . . . . . 9-6
Hill and Mountain Roads . . . . . . . 9-6
If the Vehicle is Stuck . . . . . . . . . . 9-9
Loss of Control . . . . . . . . . . . . . . . . 9-5
Off-Road Recovery . . . . . . . . . . . . 9-4
Vehicle Load Limits . . . . . . . . . . . 9-10
Wet Roads . . . . . . . . . . . . . . . . . . . . 9-5
Winter . . . . . . . . . . . . . . . . . . . . . . . . . 9-7
Dual Tire Rotation . . . . . . . . . . . . . . . . . . . . 10-59

Black plate (4,1)GMC Savana Owner Manual - 2013 - 2nd Edition - 9/25/12
i-4 INDEX
E
E85 Fuel . . . . . . . . . . . . . . . . . . . . . . . 9-44
Electrical Equipment,Add-On . . . . . . . . . . . . . . . . . . . . . . 9-57
Electrical System Engine CompartmentFuse Block . . . . . . . . . . . . . . . . 10-37
Floor Console Fuse Block . . 10-41
Fuses and Circuit Breakers . . . . . . . . . . . . . . . . . . 10-37
Overload . . . . . . . . . . . . . . . . . . . 10-37
Emergency OnStar
®. . . . . . . . . . . . . . . . . . . . . . 14-2
Engine Air Cleaner/Filter . . . . . . . . . . . 10-14
Check and Service EngineSoon Light . . . . . . . . . . . . . . . . . . 5-17
Compartment Overview . . . . . . . 10-5
Coolant . . . . . . . . . . . . . . . . . . . . . 10-16
Coolant Temperature Gauge . . . . . . . . . . . . . . . . . . . . . . 5-12
Cooling System . . . . . . . . . . . . . 10-15
Cooling System Messages . . . 5-31
Drive Belt Routing . . . . . . . . . . . . 12-5
Exhaust . . . . . . . . . . . . . . . . . . . . . . 9-21
Fan . . . . . . . . . . . . . . . . . . . . . . . . . 10-21 Engine (cont'd)
Heater . . . . . . . . . . . . . . . . . . . . . . . . 9-18
Oil Life System . . . . . . . . . . . . . . . 10-8
Oil Messages . . . . . . . . . . . . . . . . . 5-32
Oil Pressure Gauge . . . . . . . . . . 5-11
Overheating . . . . . . . . . . . . . . . . 10-20
Power Messages . . . . . . . . . . . . . 5-32
Pressure Light . . . . . . . . . . . . . . . . 5-23
Running While Parked . . . . . . . . 9-22
Starting . . . . . . . . . . . . . . . . . . . . . . . 9-16
Enhanced Technology Glass . . . . . . . . . . . . . . . . . . . . . . . . 2-16
Entry/Exit Lighting . . . . . . . . . . . . . . 6-6
Equipment, Towing . . . . . . . . . . . . 9-54
Extender, Safety Belt . . . . . . . . . . 3-14
Exterior Lamp Controls . . . . . . . . . 6-1
Exterior Lamps Off Reminder . . . 6-2
F
Fan Engine . . . . . . . . . . . . . . . . . . . . . . 10-21
Fast Idle System . . . . . . . . . . . . . . . 9-18
Filter, Engine Air Cleaner . . . . . . . . . 10-14
Flash-to-Pass . . . . . . . . . . . . . . . . . . . 6-2
Flashers, Hazard Warning . . . . . . 6-4 Flat Tire . . . . . . . . . . . . . . . . . . . . . . 10-65
Changing . . . . . . . . . . . . . . . . . . . 10-67
Floor Mats . . . . . . . . . . . . . . . . . . . . 10-89
Fluid AutomaticTransmission . . . . . . . . . 10-9, 10-11
Brakes . . . . . . . . . . . . . . . . . . . . . . 10-24
Power Steering . . . . . . . . . . . . . 10-22
Washer . . . . . . . . . . . . . . . . . . . . . 10-22
Front Axle . . . . . . . . . . . . . . . . . . . . 10-27
Front Seats Adjustment . . . . . . . . . . . . . . . . . . . . 3-2
Front Storage . . . . . . . . . . . . . . . . . . . 4-1
Front Turn Signal Bulb Replacement . . . . . . . . . . 10-33
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-41
Additives . . . . . . . . . . . . . . . . . . . . . 9-43
E85 (85% Ethanol) . . . . . . . . . . . 9-44
Economy Driving . . . . . . . . . . . . . 1-19
Filling a Portable FuelContainer . . . . . . . . . . . . . . . . . . . 9-46
Filling the Tank . . . . . . . . . . . . . . . 9-45
Foreign Countries . . . . . . . . . . . . 9-43
Gasoline Specifications . . . . . . . 9-42
Gauge . . . . . . . . . . . . . . . . . . . . . . . . 5-10
Low Fuel Warning Light . . . . . . . 5-23

Black plate (7,1)GMC Savana Owner Manual - 2013 - 2nd Edition - 9/25/12
INDEX i-7
M
MaintenanceRecords . . . . . . . . . . . . . . . . . . . . .11-15
Maintenance Schedule Recommended Fluidsand Lubricants . . . . . . . . . . . . .11-12
Malfunction Indicator Lamp . . . . 5-17
Manual Mirrors . . . . . . . . . . . . . . . . 2-13
Manual Mode . . . . . . . . . . . . . . . . . . 9-28
Manual Windows . . . . . . . . . . . . . . 2-15
Messages
Airbag System . . . . . . . . . . . . . . . . 5-35
Battery Voltage andCharging . . . . . . . . . . . . . . . . . . . . 5-30
Brake System . . . . . . . . . . . . . . . . 5-30
Compass . . . . . . . . . . . . . . . . . . . . . 5-30
Door Ajar . . . . . . . . . . . . . . . . . . . . . 5-30
Engine Cooling System . . . . . . . 5-31
Engine Oil . . . . . . . . . . . . . . . . . . . . 5-32
Engine Power . . . . . . . . . . . . . . . . 5-32
Fuel System . . . . . . . . . . . . . . . . . . 5-33
Key and Lock . . . . . . . . . . . . . . . . . 5-33
Lamp . . . . . . . . . . . . . . . . . . . . . . . . . 5-33
Object Detection System . . . . . 5-33
Ride Control System . . . . . . . . . . 5-34
Security . . . . . . . . . . . . . . . . . . . . . . 5-35 Messages (cont'd)
Service Vehicle . . . . . . . . . . . . . . . 5-35
Tire . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-36
Transmission . . . . . . . . . . . . . . . . . 5-37
Vehicle . . . . . . . . . . . . . . . . . . . . . . . 5-29
Vehicle Reminder . . . . . . . . . . . . . 5-37
Mirrors Convex . . . . . . . . . . . . . . . . . . . . . . . 2-13
Heated . . . . . . . . . . . . . . . . . . . . . . . 2-14
Manual . . . . . . . . . . . . . . . . . . . . . . . 2-13
Manual Rearview . . . . . . . . . . . . . 2-14
Power . . . . . . . . . . . . . . . . . . . . . . . . 2-13
Trailer Tow . . . . . . . . . . . . . . . . . . . . 2-13
Monitor System, Tire
Pressure . . . . . . . . . . . . . . . . . . . . 10-53
N
NavigationOnStar®. . . . . . . . . . . . . . . . . . . . . . 14-2
Vehicle Data Recording
and Privacy . . . . . . . . . . . . . . . 13-14
New Vehicle Break-In . . . . . . . . . . 9-14
Noise Control System . . . . . . . . 10-28
O
Object Detection System Messages . . . . . . . . . . . . . . . . . . . . 5-33
Odometer . . . . . . . . . . . . . . . . . . . . . . 5-10 Trip . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-10
Off-Road Recovery . . . . . . . . . . . . . . . . . . . . . . 9-4
Oil Engine . . . . . . . . . . . . . . . . . . . . . . . . 10-6
Engine Oil Life System . . . . . . . 10-8
Engine Oil PressureGauge . . . . . . . . . . . . . . . . . . . . . . 5-11
Messages . . . . . . . . . . . . . . . . . . . . 5-32
Pressure Light . . . . . . . . . . . . . . . . 5-23
Older Children, Restraints . . . . . 3-33
Online Owner Center . . . . . . . . . . 13-4
OnStar
®
System, In Brief . . . . . . . . . . . . . . 1-20
OnStar®Additional
Information . . . . . . . . . . . . . . . . . . . 14-5
OnStar
®Connections . . . . . . . . . . 14-4
OnStar®Diagnostics . . . . . . . . . . . 14-5
OnStar®Emergency . . . . . . . . . . . 14-2
OnStar®Navigation . . . . . . . . . . . . 14-2
OnStar®Overview . . . . . . . . . . . . . 14-1
OnStar®Security . . . . . . . . . . . . . . 14-2