2008 GMC ACADIA ECU

Lock-out Service:Lock-out service will be covered
at no charge if you are unable to gain entry into
your vehicle. A remote unlock may be available if
you have an active OnStar
®subscription. To ensure
security, the driver must present personal
identication before lock-out service is provided. In
Canada, the vehicle registration is also required.
Emergency Tow From a Public Roadway or
Highway:Tow to the nearest dealership for
warranty service or in the event of a
vehicle-disabling crash. Winch-out assistance is
provided when the vehicle is mired in sand, mud,
or snow.
Flat Tire Change:Installation of a spare tire in
good condition, when equipped and properly
inated, is covered at no charge. The customer is
responsible for the repair or replacement of the
tire if not covered by a warrantable failure.
Jump Start:A battery jump start is covered at no
charge if the vehicle does not start.
Trip Routing Service:Upon request, Roadside
Assistance will send you detailed, computer
personalized maps, highlighting your choice of
either the most direct route or the most scenic route
to your destination, anywhere in North America,
along with helpful travel information pertaining
to your trip.Please allow three weeks before your planned
departure date. In Canada, trip routing requests will
be limited to six per calendar year.
Trip Interruption Benets and Assistance:In the
event of a warranty related vehicle disablement,
while en route and over 150 miles (250 kilometres)
from original point of departure, you may qualify
for trip interruption expense assistance. This
assistance covers reasonable reimbursement of up
to a maximum of $500. In Canada, maximums
include: (A) meals (maximum of $50/day),
(B) lodging (maximum of $100/night) and
(C) alternate ground transportation (maximum of
$40/day). This benet is to assist you with some of
the unplanned expense you may incur while
waiting for your vehicle to be repaired.
Original detailed receipts, and a copy of the repair
order are required. In Canada, pre-authorization
is also required.
Once authorization has been given, your advisor
will help you make any necessary arrangements
and explain how to claim for trip interruption
expense assistance.
7-7

Alternative Service (Canada only):There may be
times, when Roadside Assistance cannot provide
timely assistance. Your advisor may authorize
you to secure local emergency road service, and
you will be reimbursed up to $100 (Canadian) upon
submission of the original receipt to Roadside
Assistance.
In many instances, mechanical failures may be covered.
However, when other services are utilized, our
Roadside Assistance Representatives will explain any
payment obligations you might incur.
GMC and General Motors of Canada Limited reserve
the right to limit services or reimbursement to an owner
or driver when, in their sole discretion, the claims
become excessive in frequency or type of occurrence.
Calling For Assistance
For prompt and efficient assistance when calling, please
provide the following to the Roadside Assistance
Representative:
Your name, home address, and home telephone
number
Telephone number of your location
Location of the vehicle.
Model, year, color, and license plate number of the
vehicle
Odometer reading, Vehicle Identication Number
(VIN), and delivery date of the vehicle
Description of the problem
Towing and Road Service Exclusions
Specically excluded from Roadside Assistance
coverage are towing or services for vehicles operated
on a non-public roadway or highway, nes, impound
towing caused by a violation of local, Municipal, State,
Provincial, or Federal law, and mounting, dismounting or
changing of snow tires, chains, or other traction
devices.
Roadside Assistance is not part of or included in the
coverage provided by the New Vehicle Limited Warranty.
GMC and General Motors of Canada Limited reserve
the right to make any changes or discontinue the
Roadside Assistance program at any time without
notication.
Scheduling Service Appointments
When your vehicle requires warranty service, contact
your dealer/retailer and request an appointment.
By scheduling a service appointment and advising your
service consultant of your transportation needs, your
dealer/retailer can help minimize your inconvenience.
7-8

OnStar®
If your vehicle has OnStar and you subscribe to the
OnStar services, please refer to the OnStar Terms
and Conditions for information on data collection
and use. See alsoOnStar
®System on page 2-47
in this manual for more information.
Navigation System
If your vehicle has a navigation system, use of the
system may result in the storage of destinations,
addresses, telephone numbers, and other trip
information. Refer to the navigation system operating
manual for information on stored data and for deletion
instructions.
Radio Frequency
Identication (RFID)
RFID technology is used in some vehicles for functions
such as tire pressure monitoring and ignition system
security, as well as in connection with conveniences
such as key fobs for remote door locking/unlocking and
starting, and in-vehicle transmitters for garage door
openers. RFID technology in GM vehicles does not use
or record personal information or link with any other
GM system containing personal information.
7-17

Child Restraints (cont.)
Securing a Child Restraint in a Rear Seat
Position..................................................1-55
Securing a Child Restraint in the Right
Front Seat Position...................................1-58
Where to Put the Restraint...........................1-46
Cleaning
Aluminum or Chrome-Plated Wheels..............5-94
Exterior Lamps/Lenses.................................5-93
Fabric/Carpet..............................................5-90
Finish Care.................................................5-93
Instrument Panel, Vinyl, and Other Plastic
Surfaces.................................................5-91
Interior.......................................................5-89
Leather......................................................5-91
Tires..........................................................5-95
Underbody Maintenance...............................5-96
Washing Your Vehicle...................................5-92
Weatherstrips..............................................5-92
Windshield, Backglass, and Wiper Blades.......5-94
Climate Control System...................................3-26
Dual Automatic............................................3-29
Outlet Adjustment........................................3-36
Rear Air Conditioning and Heating System......3-36
Rear Air Conditioning and Heating System,
Electronic................................................3-38Clock............................................................3-85
Collision Damage Repair..................................7-10
Compact Spare Tire........................................5-88
Compass.......................................................2-40
Content Theft-Deterrent....................................2-21
Control of a Vehicle.......................................... 4-3
Convenience Net............................................2-58
Coolant
Engine Temperature Gage............................3-49
Engine Temperature Warning Light.................3-49
Heater, Engine............................................2-29
Cooling System..............................................5-27
Courtesy Lamps.............................................
3-17
Cruise Control................................................3-12
Cruise Control Light........................................3-55
Cupholder(s)..................................................2-55
Customer Assistance Information
Courtesy Transportation.................................. 7-9
Customer Assistance for Text Telephone (TTY)
Users....................................................... 7-4
Customer Assistance Offices........................... 7-5
Customer Satisfaction Procedure..................... 7-2
GM Mobility Reimbursement Program............... 7-6
Reporting Safety Defects to General Motors....7-14
Reporting Safety Defects to the Canadian
Government............................................7-14
3

Customer Assistance Information (cont.)
Reporting Safety Defects to the United
States Government...................................7-13
Roadside Assistance Program......................... 7-6
Service Publications Ordering Information........7-14
D
Daytime Running Lamps/Automatic Headlamp
System......................................................3-16
Defensive Driving............................................. 4-2
Delayed Entry Lighting.....................................3-18
Delayed Exit Lighting.......................................3-18
Delayed Headlamps........................................3-15
Delayed Locking.............................................2-11
Disc, MP3..........................................3-104, 3-108
Doing Your Own Service Work........................... 5-5
Dome Lamp Override......................................3-17
Dome Lamps.................................................3-17
Door
Delayed Locking..........................................2-11
Locks........................................................2-10
Power Door Locks.......................................2-11
Programmable Automatic Door Locks.............2-11
Rear Door Security Locks.............................2-11
Driver
Seat Height Adjuster...................................... 1-3Driver Information Center (DIC).........................3-57
DIC Operation and Displays..................3-57, 3-63
DIC Vehicle Customization............................3-75
DIC Warnings and Messages........................3-66
Driving
At Night.....................................................4-13
Before a Long Trip......................................4-15
Defensive..................................................... 4-2
Drunken....................................................... 4-2
Highway Hypnosis.......................................4-15
Hill and Mountain Roads..............................4-16
In Rain and on Wet Roads...........................4-14
Rocking Your Vehicle to Get it Out.................4-21
Winter........................................................4-17
Dual Automatic Climate Control System.............3-29
DVD
Rear Seat Entertainment System..................3-115
E
EDR .............................................................7-15
Electrical System
Add-On Equipment......................................5-99
Fuses and Circuit Breakers.........................5-100
Instrument Panel Fuse Block.......................5-100
Power Windows and Other Power Options....5-100
Underhood Fuse Block...............................5-103
Windshield Wiper Fuses.............................5-100
4

J
Jump Starting.................................................5-39
K
Keyless Entry System....................................... 2-4
Keys............................................................... 2-3
L
Labeling, Tire Sidewall.....................................5-49
Lamps
Courtesy....................................................3-17
Dome........................................................3-17
Dome Lamp Override...................................3-17
Reading.....................................................3-19
Lap-Shoulder Belt...........................................1-30
LATCH System
Child Restraints...........................................1-47
License Plate Lamps.......................................5-46
Liftgate
Carbon Monoxide........................................2-13
Liftgate, Power...............................................2-14
Light
Airbag Readiness........................................3-42
Antilock Brake System Warning.....................3-48Light (cont.)
Brake System Warning.................................3-47
Charging System.........................................3-45
Cruise Control.............................................3-55
Engine Coolant Temperature Warning.............3-49
Fog Lamp..................................................3-55
Highbeam On.............................................3-55
Malfunction Indicator....................................3-50
Oil Pressure...............................................3-54
Passenger Airbag Status Indicator..................3-43
Safety Belt Reminders..................................3-41
Security.....................................................3-54
StabiliTrak®Indicator....................................3-48
Tire Pressure..............................................3-50
Tow/Haul Mode...........................................3-55
Lighting
Delayed Entry.............................................3-18
Delayed Exit...............................................3-18
Entry.........................................................3-17
Parade Dimming..........................................3-18
Lights
Exterior Lamps............................................3-14
Flash-to-Pass............................................... 3-9
High/Low Beam Changer................................ 3-9
Loading Your Vehicle.......................................4-21
Lockout Protection..........................................2-12
7

Locks
Delayed Locking..........................................2-11
Door..........................................................2-10
Lockout Protection.......................................2-12
Power Door................................................2-11
Programmable Automatic Door Locks.............2-11
Rear Door Security Locks.............................2-11
Loss of Control...............................................4-12
Luggage Carrier..............................................2-58
Lumbar
Manual Controls............................................ 1-4
Power Controls............................................. 1-5
M
Maintenance Schedule
Additional Required Services........................... 6-6
At Each Fuel Fill........................................... 6-8
At Least Once a Month.................................. 6-9
At Least Once a Year.................................... 6-9
Introduction.................................................. 6-2
Maintenance Footnotes.................................. 6-7
Maintenance Record....................................6-16
Maintenance Replacement Parts....................6-14
Maintenance Requirements............................. 6-2
Owner Checks and Services........................... 6-8
Recommended Fluids and Lubricants.............6-12Maintenance Schedule (cont.)
Scheduled Maintenance................................. 6-4
Using.......................................................... 6-2
Your Vehicle and the Environment................... 6-2
Malfunction Indicator Light................................3-50
Manual Lumbar Controls.................................... 1-4
Manual Seats................................................... 1-2
Manual, Using.................................................... iii
Memory Seat and Mirrors.................................. 1-6
Message
DIC Warnings and Messages........................3-66
Mirrors
Automatic Dimming Rearview with OnStar
®
and Compass..........................................2-40
Manual Rearview Mirror with OnStar®.............2-40
Outside Convex Mirror.................................2-44
Outside Heated Mirrors................................2-44
Outside Power Foldaway Mirrors....................2-43
Outside Power Mirrors..................................2-42
MP3 ..................................................3-104, 3-108
MyGMLink.com................................................ 7-4
N
Navigation System, Privacy..............................7-17
Navigation/Radio System, see Navigation
Manual.....................................................3-115
New Vehicle Break-In......................................2-25
8

Power (cont.)
Steering Fluid.............................................5-33
Tilt Wheel and Telescopic Steering Column....... 3-7
Windows....................................................2-19
Privacy..........................................................7-15
Event Data Recorders..................................7-16
Navigation System.......................................7-17
OnStar.......................................................7-17
Radio Frequency Identication.......................7-17
Programmable Automatic Door Locks.................2-11
R
Radiator Pressure Cap....................................5-24
Radio Frequency Identication (RFID), Privacy....7-17
Radios..........................................................3-84
Radio(s)........................................................3-87
Radios
Navigation/Radio System, see Navigation
Manual.................................................3-115
Rear Audio Controller (RAC)........................3-127
Rear Seat Audio........................................3-125
Reception.................................................3-129
Setting the Time..........................................3-85
Theft-Deterrent..........................................3-127
Reading Lamps..............................................3-19
Rear Air Conditioning and Heating System.........3-36Rear Air Conditioning and Heating System
and Electronic Climate Controls.....................3-38
Rear Audio Controller (RAC)...........................3-127
Rear Door Security Locks................................2-11
Rear Seat Armrest..........................................2-58
Rear Seat Audio (RSA)..................................3-125
Rear Seat Entertainment System.....................3-115
Rear Seat Operation.......................................1-11
Rear Vision Camera........................................2-47
Rear Windshield Washer/Wiper.........................3-11
Rearview Mirror, Automatic Dimming with
OnStar
®and Compass.................................2-40
Rearview Mirror with OnStar®...........................2-40
Reclining Seatbacks.......................................... 1-8
Recommended Fluids and Lubricants.................6-12
Recreational Vehicle Towing.............................4-26
Remote Keyless Entry (RKE) System.................. 2-4
Remote Keyless Entry (RKE) System, Operation..... 2-5
Remote Vehicle Start........................................ 2-7
Removing the Flat Tire and Installing the
Spare Tire..................................................5-76
Removing the Spare Tire and Tools...................5-73
Replacement Bulbs.........................................5-46
Replacement Parts, Maintenance......................6-14
Reporting Safety Defects
Canadian Government..................................7-14
General Motors...........................................7-14
United States Government............................7-13
10