ECU GMC SAVANA 2012 Workshop Manual

Black plate (1,1)GMC Savana Owner Manual - 2012 - 2nd - 11/11/11
OnStar 14-1
OnStar
OnStar Overview
OnStar Overview . . . . . . . . . . . . 14-1
OnStar Services
Emergency . . . . . . . . . . . . . . . . . . 14-2
Security . . . . . . . . . . . . . . . . . . . . . . 14-2
Navigation . . . . . . . . . . . . . . . . . . . 14-2
Connections . . . . . . . . . . . . . . . . . 14-4
Diagnostics . . . . . . . . . . . . . . . . . . 14-5
OnStar Additional Information
OnStar AdditionalInformation . . . . . . . . . . . . . . . . . 14-5
OnStar Overview
If equipped, this vehicle has a
comprehensive, in-vehicle system
that can connect to a live Advisor
for Emergency, Security, Navigation,
Connection, and Diagnostic
Services. The OnStar system status light is
next to the OnStar buttons. If the
status light is:
.Solid Green: System is ready.
.Flashing Green: On a call.
.Red: Indicates a problem.
Push
Qor call 1‐888‐4‐ONSTAR
(1‐888‐466‐7827) to speak to an
Advisor.
Push
Xto:
.Make a call, end a call,
or answer an incoming call.
.Give OnStar Hands-Free Calling
voice commands.
.Give OnStar Turn-by-Turn
Navigation voice commands.
Requires the available Directions
and Connections service plan.

Black plate (2,1)GMC Savana Owner Manual - 2012 - 2nd - 11/11/11
14-2 OnStar
PushQto connect to a live
Advisor to:
.Verify account information or
update contact information.
.Get driving directions. Requires
the available Directions and
Connections service plan.
.Receive On-Demand
Diagnostics for a check on the
vehicle’s key operating systems.
.Receive Roadside Assistance.
Push
]to get a priority connection
to an Emergency Advisor available
24/7 to:
.Get help for an emergency.
.Be a Good Samaritan or
respond to an AMBER Alert.
.Get crisis assistance and
evacuation routes.
OnStar Services
Emergency
With Automatic Crash Response,
the built-in system can automatically
connect to help in a crash even if
you cannot ask for it.
Push
]to connect to an
Emergency Advisor. GPS
technology is used to identify the
vehicle location and can provide
critical information to emergency
personnel. The Advisor is also
trained to offer critical assistance in
emergency situations.
Security
OnStar provides services like Stolen
Vehicle Assistance, Remote Ignition
Block, and Roadside Assistance,
if the vehicle is equipped with these
services. OnStar can unlock the
vehicle doors remotely, if it is
equipped with automatic door locks,
and can help police locate the
vehicle if it is stolen.
Navigation
OnStar navigation requires the
Directions and Connections
service plan.
Push
Qto receive directions or
have them sent to the vehicle
navigation screen. Destinations can
also be forwarded to the vehicle
from Google Maps™ or
MapQuest.com. The OnStar
mapping database is continuously
updated. Visit www.onstar.com for
coverage maps.
Turn-by-Turn Navigation
1. PushQto connect to a live
Advisor.
2. Request directions.
3. Directions are downloaded to the vehicle.
4. Follow the voice-guided commands.

Black plate (2,1)GMC Savana Owner Manual - 2012 - 2nd - 11/11/11
i-2 INDEX
B
Battery . . . . . . . . . . . . . . . . . . . . . . . 10-30Jump Starting . . . . . . . . . . . . . . . 10-84
Load Management . . . . . . . . . . . . . 6-7
Power Protection . . . . . . . . . . . . . . 6-7
Voltage and ChargingMessages . . . . . . . . . . . . . . . . . . . 5-34
Blade Replacement, Wiper . . . 10-36
Bluetooth . . . . . . . . . . . . . . . . . . . . . . 7-22
Brake System Warning Light . . . . . . . . 5-23
Brakes . . . . . . . . . . . . . . . . . . . . . . . . 10-27 Antilock . . . . . . . . . . . . . . . . . . . . . . . 9-33
Fluid . . . . . . . . . . . . . . . . . . . . . . . . 10-28
Parking . . . . . . . . . . . . . . . . . . . . . . . 9-34
System Messages . . . . . . . . . . . . 5-34
Braking . . . . . . . . . . . . . . . . . . . . . . . . . 9-4
Break-In, New Vehicle . . . . . . . . . 9-16
Bulb Replacement . . . . . . . . . . . . 10-42 Center High-Mounted
Stoplamp (CHMSL) . . . . . . . 10-41
Front Turn Signal, Sidemarker, and
Parking Lamps . . . . . . . . . . . . 10-39
Halogen Bulbs . . . . . . . . . . . . . . 10-37 Bulb Replacement (cont'd)
Headlamps . . . . . . . . . . . . . . . . . 10-37
License Plate Lamps . . . . . . . 10-41
Taillamps . . . . . . . . . . . . . . . . . . . 10-39
Buying New Tires . . . . . . . . . . . . . 10-66
C
Calibration . . . . . . . . . . . . . . . . . . . . . . 5-5
California Fuel Requirements . . . . . . . . . . . 9-41
Perchlorate MaterialsRequirements . . . . . . . . . . . . . . . 10-3
Warning . . . . . . . . . . . . . . . . . . . . . . 10-2
Canadian Vehicle Owners . . . . . . . . iii
Capacities and Specifications . . . . . . . . . . . . . . . . 12-2
Carbon Monoxide Engine Exhaust . . . . . . . . . . . . . . . 9-24
Winter Driving . . . . . . . . . . . . . . . . . 9-8 Cargo Door Relocking . . . . . . . . . . 2-8
Cautions, Danger, and
Warnings . . . . . . . . . . . . . . . . . . . . . . . . iv
CD Player . . . . . . . . . . . . . . . . . . . . . 7-12
Center High-Mounted Stoplamp (CHMSL) . . . . . . . . . 10-41
Chains, Tire . . . . . . . . . . . . . . . . . . 10-71
Charging System Light . . . . . . . . 5-20
Check
Engine Light . . . . . . . . . . . . . . . . . . 5-20
IgnitionTransmission Lock . . . . . . . . 10-35
Child Restraints Infants and YoungChildren . . . . . . . . . . . . . . . . . . . . . 3-40
Lower Anchors and
Tethers for Children . . . . . . . . . 3-47
Older Children . . . . . . . . . . . . . . . . 3-38
Securing . . . . . . . . . . 3-54, 3-56, 3-60
Systems . . . . . . . . . . . . . . . . . . . . . . 3-43
Cigarette Lighter . . . . . . . . . . . . . . . . 5-9
Circuit Breakers . . . . . . . . . . . . . . 10-43

Black plate (6,1)GMC Savana Owner Manual - 2012 - 2nd - 11/11/11
i-6 INDEX
I
Idle SystemFast . . . . . . . . . . . . . . . . . . . . . . . . . . 9-19
Ignition Positions . . . . . . . . . . . . . . 9-16
Ignition Transmission Lock Check . . . . . . . . . . . . . . . . . . . . . . . 10-35
Immobilizer . . . . . . . . . . . . . . . . . . . . 2-13
Infants and Young Children,
Restraints . . . . . . . . . . . . . . . . . . . . 3-40
Infotainment . . . . . . . . . . . . . . . . . . . . 7-1
Instrument Cluster . . . . . . . . . . . . . 5-11
Introduction . . . . . . . . . . . . . . . . . . . . . . . iii
J
Jump Starting . . . . . . . . . . . . . . . . . 10-84
K
Key and Lock Messages . . . . . . . 5-37
Keyless Entry Remote (RKE) System . . . . . . . . 2-3
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
L
Labeling, Tire Sidewall . . . . . . . . 10-51
Lamps Daytime Running (DRL) . . . . . . . 6-3
Dome . . . . . . . . . . . . . . . . . . . . . . . . . . 6-6
Exterior Controls . . . . . . . . . . . . . . . 6-1
Exterior Lamps OffReminder . . . . . . . . . . . . . . . . . . . . 6-2
License Plate . . . . . . . . . . . . . . . 10-41
Malfunction Indicator . . . . . . . . . 5-20
Messages . . . . . . . . . . . . . . . . . . . . 5-37
Reading . . . . . . . . . . . . . . . . . . . . . . . 6-6
Taillamps . . . . . . . . . . . . . . . . . . . 10-39
Lamps, Bulb Replacement . . . . 10-39
Lap-Shoulder Belt . . . . . . . . . . . . . 3-12
LATCH System Replacing Parts after aCrash . . . . . . . . . . . . . . . . . . . . . . . 3-54
LATCH, Lower Anchors and Tethers for Children . . . . . . . . . . 3-47 Lighter, Cigarette . . . . . . . . . . . . . . . 5-9
Lighting
Entry/Exit . . . . . . . . . . . . . . . . . . . . . . 6-7
Illumination Control . . . . . . . . . . . . 6-5
Lights Airbag On-Off . . . . . . . . . . . . . . . . . 5-17
Airbag Readiness . . . . . . . . . . . . . 5-16
Antilock Brake System(ABS) Warning . . . . . . . . . . . . . . 5-24
Brake System Warning . . . . . . . 5-23
Charging System . . . . . . . . . . . . . 5-20
Cruise Control . . . . . . . . . . . . . . . . 5-28
Engine Oil Pressure . . . . . . . . . . 5-26
Flash-to-Pass . . . . . . . . . . . . . . . . . . 6-3
High-Beam On . . . . . . . . . . . . . . . . 5-27
High/Low Beam Changer . . . . . . 6-2
Low Fuel Warning . . . . . . . . . . . . 5-27
Safety Belt Reminders . . . . . . . . 5-16
Security . . . . . . . . . . . . . . . . . . . . . . 5-27
StabiliTrak
®OFF . . . . . . . . . . . . . 5-25
Tire Pressure . . . . . . . . . . . . . . . . . 5-26
Tow/Haul Mode . . . . . . . . . . . . . . . 5-24
Traction Control System
(TCS)/StabiliTrak
®. . . . . . . . . . 5-25
Locking Rear Axle . . . . . . . . . . . . . 9-37

Black plate (8,1)GMC Savana Owner Manual - 2012 - 2nd - 11/11/11
i-8 INDEX
OilEngine . . . . . . . . . . . . . . . . . . . . . . . . 10-7
Engine Oil Life System . . . . . 10-10
Engine Oil Pressure
Gauge . . . . . . . . . . . . . . . . . . . . . . 5-13
Messages . . . . . . . . . . . . . . . . . . . . 5-36
Pressure Light . . . . . . . . . . . . . . . . 5-26
Older Children, Restraints . . . . . 3-38
Online Owner Center . . . . . . . . . . 13-4
OnStar
®
Additional Information . . . . . . . . 14-5
Connections . . . . . . . . . . . . . . . . . . 14-4
Diagnostics . . . . . . . . . . . . . . . . . . . 14-5
Emergency . . . . . . . . . . . . . . . . . . . 14-2
Navigation . . . . . . . . . . . . . . . . . . . . 14-2
Overview . . . . . . . . . . . . . . . . . . . . . 14-1
Security . . . . . . . . . . . . . . . . . . . . . . 14-2
System, In Brief . . . . . . . . . . . . . . 1-21
Operation, Infotainment System . . . . . . . . . . . . . . . . . . . . . . . . 7-3
Ordering
Service Publications . . . . . . . . 13-12 Outlets
Power . . . . . . . . . . . . . . . . . . . . . . . . . 5-9
Overheating, Engine . . . . . . . . . . 10-23
Overview, OnStar
®. . . . . . . . . . . . 14-1
P
Park Shifting Into . . . . . . . . . . . . . . . . . . . 9-21
Shifting Out of . . . . . . . . . . . . . . . . 9-22
Parking Brake . . . . . . . . . . . . . . . . . . . . . . . . . 9-34
Brake and P (Park)Mechanism Check . . . . . . . . 10-35
Over Things That Burn . . . . . . . 9-23
Passenger Airbag Status Indicator . . . . . . . . . . . . . . . . . . . . . 5-19
Passenger Sensing System . . . 3-30
Perchlorate Materials Requirements, California . . . . . 10-3
Personalization Vehicle . . . . . . . . . . . . . . . . . . . . . . . 5-42
Phone Bluetooth . . . . . . . . . . . . . . . . . . . . . 7-22 Power
Door Locks . . . . . . . . . . . . . . . . . . . . 2-8
Mirrors . . . . . . . . . . . . . . . . . . . . . . . . 2-15
Outlets . . . . . . . . . . . . . . . . . . . . . . . . 5-9
Protection, Battery . . . . . . . . . . . . . 6-7
Retained Accessory (RAP) . . . 9-21
Seat Adjustment . . . . . . . . . . . . . . . 3-3
Steering Fluid . . . . . . . . . . . . . . . 10-25
Windows . . . . . . . . . . . . . . . . . . . . . 2-17
Pregnancy, Using Safety Belts . . . . . . . . . . . . . . . . . . . . . . . . . 3-17
Privacy Radio FrequencyIdentification (RFID) . . . . . . . 13-16
Program Courtesy Transportation . . . . . . 13-8
Proposition 65 Warning, California . . . . . . . . . . . . . . . . . . . . . 10-2

Black plate (10,1)GMC Savana Owner Manual - 2012 - 2nd - 11/11/11
i-10 INDEX
Safety Defects ReportingCanadian Government . . . . . . 13-14
General Motors . . . . . . . . . . . . . 13-14
U.S. Government . . . . . . . . . . . 13-13
Safety Locks . . . . . . . . . . . . . . . . . . . . 2-9
Safety System Check . . . . . . . . . . 3-17
Satellite Radio . . . . . . . . . . . . . . . . . . 7-9
Scheduling Appointments . . . . . . 13-8
Seats Adjustment, Front . . . . . . . . . . . . . . 3-2
Head Restraints . . . . . . . . . . . . . . . 3-2
Power Adjustment, Front . . . . . . 3-3
Rear . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-5
Reclining Seatbacks . . . . . . . . . . . 3-3
Secondary Latch System . . . . . 10-82
Securing Child Restraints . . . . . . . . 3-54, 3-56, 3-60
Security Light . . . . . . . . . . . . . . . . . . . . . . . . . . 5-27
OnStar
®. . . . . . . . . . . . . . . . . . . . . . 14-2
Vehicle . . . . . . . . . . . . . . . . . . . . . . . 2-13
Service Accessories andModifications . . . . . . . . . . . . . . . . 10-3 Service (cont'd)
Doing Your Own Work . . . . . . . . 10-4
Engine Soon Light . . . . . . . . . . . . 5-20
Maintenance Records . . . . . . .11-15
Maintenance, General
Information . . . . . . . . . . . . . . . . . . 11-1
Parts Identification Label . . . . . 12-1
Publications Ordering Information . . . . . . . . . . . . . . . . 13-12
Scheduling Appointments . . . . . 13-8
Vehicle Messages . . . . . . . . . . . . 5-39
Servicing the Airbag . . . . . . . . . . . 3-35
Shift Lock Control Function Check, Automatic
Transmission . . . . . . . . . . . . . . . . 10-34
Shifting Into Park . . . . . . . . . . . . . . . . . . . . . . 9-21
Out of Park . . . . . . . . . . . . . . . . . . . 9-22
Side Door . . . . . . . . . . . . . . . . . . . . . 2-10
Sidemarker Bulb Replacement . . . . . . . . . . 10-39
Signals, Turn and Lane-Change . . . . . . . . . . . . . . . . . 6-5
Sliding Door . . . . . . . . . . . . . . . . . . . 2-11 Specifications and
Capacities . . . . . . . . . . . . . . . . . . . . 12-2
Speedometer . . . . . . . . . . . . . . . . . . 5-12
StabiliTrak OFF Light . . . . . . . . . . . . . . . . . . . . . 5-25
System . . . . . . . . . . . . . . . . . . . . . . . 9-35
Start Vehicle, Remote . . . . . . . . . . 2-5
Starter Switch Check . . . . . . . . . 10-34
Starting the Engine . . . . . . . . . . . . 9-18
Steering . . . . . . . . . . . . . . . . . . . . . . . . 9-4 Fluid, Power . . . . . . . . . . . . . . . . 10-25
Wheel Adjustment . . . . . . . . . . . . . 5-2
Wheel Controls . . . . . . . . . . . . . . . . 5-2
Storage Areas Front . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1
Stuck Vehicle . . . . . . . . . . . . . . . . . . 9-10
Sun Visors . . . . . . . . . . . . . . . . . . . . . 2-19
Swing-out Windows . . . . . . . . . . . . 2-18
Switches
Airbag On-Off . . . . . . . . . . . . . . . . . 3-27
Symbols . . . . . . . . . . . . . . . . . . . . . . . . . . iv
System
Infotainment . . . . . . . . . . . . . . . . . . . 7-1
Noise Control . . . . . . . . . . . . . . . 10-32

Black plate (12,1)GMC Savana Owner Manual - 2012 - 2nd - 11/11/11
i-12 INDEX
V
VehicleCanadian Owners . . . . . . . . . . . . . . . iii
Control . . . . . . . . . . . . . . . . . . . . . . . . 9-4
IdentificationNumber (VIN) . . . . . . . . . . . . . . . 12-1
Load Limits . . . . . . . . . . . . . . . . . . . 9-10
Messages . . . . . . . . . . . . . . . . . . . . 5-33
Personalization . . . . . . . . . . . . . . . 5-42
Reminder Messages . . . . . . . . . . 5-41
Remote Start . . . . . . . . . . . . . . . . . . 2-5
Security . . . . . . . . . . . . . . . . . . . . . . 2-13
Towing . . . . . . . . . . . . . . . . . . . . . . 10-89
Vehicle Care Tire Pressure . . . . . . . . . . . . . . . 10-57
Ventilation, Air . . . . . . . . . . . . . . . . . . 8-7
Visors . . . . . . . . . . . . . . . . . . . . . . . . . 2-19
Voltmeter Gauge . . . . . . . . . . . . . . 5-15
W
Warning
Brake System Light . . . . . . . . . . . 5-23
Warning Lights, Gauges, and Indicators . . . . . . . . . . . . . . . . 5-10
Warnings . . . . . . . . . . . . . . . . . . . . . . . . . iv Cautions and Danger . . . . . . . . . . . .iv
Hazard Flashers . . . . . . . . . . . . . . . 6-4
Washer Fluid . . . . . . . . . . . . . . . . . 10-26
Wheels Alignment and Tire
Balance . . . . . . . . . . . . . . . . . . . 10-70
Different Size . . . . . . . . . . . . . . . 10-68
Replacement . . . . . . . . . . . . . . . 10-70
When It Is Time for New Tires . . . . . . . . . . . . . . . . . . . . . . . . 10-65
Where to Put the Restraint . . . . 3-45 Windows . . . . . . . . . . . . . . . . . . . . . . 2-16
Enhanced Technology
Glass . . . . . . . . . . . . . . . . . . . . . . . 2-19
Manual . . . . . . . . . . . . . . . . . . . . . . . 2-17
Power . . . . . . . . . . . . . . . . . . . . . . . . 2-17
Swing-out Windows . . . . . . . . . . . 2-18
Windshield
Wiper/Washer . . . . . . . . . . . . . . . . . 5-4
Winter Driving . . . . . . . . . . . . . . . . . . . . . . . . . 9-8
Wiper Blade Replacement . . . . 10-36