ECU CADILLAC ESCALADE EXT 2008 3.G Repair Manual

3. Assemble the two jack handle extensions (I)
and wheel wrench (H) as shown.
4. Insert the open end
of the extension (F)
through the hole in
the rear bumper (G)
(hoist shaft
access hole).
5. Raise the tire part way upward. Make sure the
retainer is seated in the wheel opening.6. Raise the tire fully against the underside of the
vehicle by turning the wheel wrench clockwise
until you hear two clicks or feel it skip twice.
You cannot overtighten the cable.
7. Make sure the tire is stored securely. Push, pull (A),
and then try to turn (B) the tire. If the tire moves,
use the wheel wrench to tighten the cable.
8. Reinstall the spare tire lock.
9. Close the hoist shaft access cover.
5-96

Engine Coolant Level Check
Check the engine coolant level and add DEX-COOL®
coolant mixture if necessary. SeeEngine Coolant
on page 5-23.
Windshield Washer Fluid Level Check
Check the windshield washer uid level in the windshield
washer uid reservoir and add the proper uid if
necessary.
At Least Once a Month
Tire Ination Check
Inspect your vehicle’s tires and make sure they are
inated to the correct pressures. Do not forget to
check the spare tire. SeeInation - Tire Pressure on
page 5-61. Check to make sure the spare tire is stored
securely. SeeChanging a Flat Tire on page 5-78.
Tire Wear Inspection
Tire rotation may be required for high mileage highway
drivers prior to the Engine Oil Life System service
notication. Check the tires for wear and, if necessary,
rotate the tires. SeeTire Inspection and Rotation
on page 5-68.
At Least Once a Year
Starter Switch Check
{CAUTION:
When you are doing this inspection, the
vehicle could move suddenly. If the vehicle
moves, you or others could be injured.
1. Before you start, be sure you have enough room
around the vehicle.
2. Firmly apply both the parking brake and the regular
brake. SeeParking Brake on page 2-41.
Do not use the accelerator pedal, and be ready to
turn off the engine immediately if it starts.
3. Try to start the engine in each gear. The vehicle
should start only in PARK (P) or NEUTRAL (N).
If the vehicle starts in any other position, contact
your dealer/retailer for service.
6-10

Roadside Service
In the United States or Canada, call1-800-882-1112.
Text Telephone (TTY), U.S. only, call 1-888-889-2438.
Service is available 24 hours a day, 365 days a year.
As the owner of a new Cadillac vehicle, you are
automatically enrolled in the Cadillac Roadside
Service
®program.
Who Is Covered?
Roadside Service coverage is for the vehicle operator,
regardless of ownership. In Canada, a person driving
this vehicle without the consent of the owner is not
eligible for coverage.
Cadillac Owner Privileges™
The following services are provided in the U.S. and
Canada up to 5 years/100,000 miles (160 000 km),
whichever occurs rst, and, in Canada only, up
to a maximum coverage of $100. These services
are provided at a nominal charge if the vehicle is no
longer within the Powertrain warranty.
Roadside Service provides several Cadillac Owner
Privileges™ at “no charge,” throughout yourCadillac
Powertrain Warranty — 5 years/100,000 miles
(160 000 km).Emergency Road Service is performed on site for the
following situations:
Fuel Delivery:Delivery of enough fuel for the
vehicle to get to the nearest service station
(approximately $5 in Canada). In Canada, for
safety reasons, propane and other alternative
fuels will not be provided through this service.
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.
7-7

Trip Routing Service:Upon request, Cadillac
Roadside Service 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:If your
trip is interrupted due to a warranty failure, incidental
expenses may be reimbursed during the 60 months/
100,000 miles (160 000 km) warranty period. Items
covered are hotel, meals, and rental car.
Alternative Service (Canada only):There may
be times when Roadside Service cannot provide
timely assistance. Your advisor may authorize you
to secure local emergency road service, and you will
be reimbursed up to $100 upon submission of the
original receipt to Cadillac Roadside Service
®.
Cadillac 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.
Cadillac Technician Roadside Service
(U.S. only)
Cadillac’s exceptional Roadside Service is more than
an auto club or towing service. It provides every Cadillac
owner in the United States with the advantage of
contacting a Cadillac advisor and, where available,
a Cadillac trained dealer technician who can provide
on-site service.
A dealer technician will travel to your location within a
30 mile radius of a participating Cadillac dealership.
If beyond this radius, we will arrange to have your
car towed to the nearest Cadillac dealership. Each
technician travels with a specially equipped service
vehicle complete with the necessary Cadillac parts and
tools required to handle most roadside repairs.
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 2-56
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.
7-18

Center Console Storage Area...........................2-67
Chains, Tire...................................................5-76
Charging System Light....................................3-35
Check
Engine Light...............................................3-40
Checking Things Under the Hood......................5-10
Chemical Paint Spotting.................................5-104
Child Restraints
Child Restraint Systems...............................1-39
Infants and Young Children...........................1-35
Lower Anchors and Tethers for Children..........1-43
Older Children.............................................1-32
Securing a Child Restraint in a
Rear Seat Position...................................1-50
Securing a Child Restraint in the
Right Front Seat Position..........................1-53
Where to Put the Restraint...........................1-42
Cigarette Lighter.............................................3-23
Cleaning
Aluminum or Chrome-Plated Wheels.............5-103
Exterior Lamps/Lenses................................5-101
Fabric/Carpet..............................................5-99
Finish Care...............................................5-101
Instrument Panel, Vinyl, and Other
Plastic Surfaces.....................................5-100
Interior.......................................................5-97
Leather......................................................5-99Cleaning (cont.)
Speaker Covers.........................................5-100
Tires........................................................5-104
Underbody Maintenance.............................5-104
Washing Your Vehicle.................................5-101
Weatherstrips............................................5-100
Windshield and Wiper Blades......................5-102
Wood Panels............................................5-100
Climate Control System
Dual Automatic............................................3-24
Outlet Adjustment........................................3-28
Clock............................................................3-23
Clock, Setting.................................................3-67
Collision Damage Repair..................................7-11
Compass...............................................2-46, 2-48
Content Theft-Deterrent....................................2-26
Control of a Vehicle.......................................... 4-3
Coolant
Engine Temperature Gage............................3-39
Heater, Engine............................................2-35
Surge Tank Pressure Cap.............................5-26
Cooled Seats................................................... 1-5
Cooling System..............................................5-29
Cruise Control................................................3-11
Cruise Control Light........................................3-44
Cupholder(s)..................................................2-67
3

Customer Assistance Information
Courtesy Transportation................................7-10
Customer Assistance for Text
Telephone (TTY) Users............................... 7-5
Customer Assistance Offices........................... 7-5
Customer Satisfaction Procedure..................... 7-2
GM Mobility Reimbursement Program............... 7-6
Reporting Safety Defects to
General Motors........................................7-15
Reporting Safety Defects to the
Canadian Government..............................7-15
Reporting Safety Defects to the
United States Government.........................7-14
Roadside Service.......................................... 7-7
Service Publications Ordering Information........7-15
D
Daytime Running Lamps..................................3-18
Defensive Driving............................................. 4-2
Delayed Locking.............................................2-11
Differential, Locking........................................... 4-5
Disc, MP3......................................................3-86
Doing Your Own Service Work........................... 5-4
Dome Lamp Override......................................3-20
Dome Lamps.................................................3-20Door
Delayed Locking..........................................2-11
Locks........................................................2-10
Power Door Locks.......................................2-11
Programmable Automatic Door Locks.............2-11
Rear Door Security Locks.............................2-12
Driver Information Center (DIC).........................3-45
DIC Operation and Displays..........................3-45
DIC Vehicle Customization............................3-57
DIC Warnings and Messages........................3-50
Driving
At Night.....................................................4-27
Before a Long Trip......................................4-28
Defensive..................................................... 4-2
Drunken....................................................... 4-2
Highway Hypnosis.......................................4-28
Hill and Mountain Roads..............................4-29
In Rain and on Wet Roads...........................4-27
Off-Road....................................................4-12
Recovery Hooks..........................................4-34
Rocking Your Vehicle to Get it Out.................4-33
Winter........................................................4-30
Dual Automatic Climate Control System.............3-24
DVD
Rear Seat Entertainment System...................3-91
4

Light (cont.)
Passenger Airbag Status Indicator..................3-33
Safety Belt Reminders..................................3-31
Security.....................................................3-43
StabiliTrak
®Indicator....................................3-38
Tire Pressure..............................................3-39
Tow/Haul Mode...........................................3-44
Lighting
Entry/Exit...................................................3-20
Lights
Exterior Lamps............................................3-14
Flash-to-Pass............................................... 3-9
High/Low Beam Changer................................ 3-9
On Reminder..............................................3-17
Loading Your Vehicle.......................................4-35
Locking Differential........................................... 4-5
Lockout Protection..........................................2-12
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.............................2-12
Loss of Control...............................................4-11
Luggage Carrier..............................................2-68
Lumbar
Power Controls............................................. 1-3
M
Maintenance Schedule
Additional Required Services........................... 6-6
At Each Fuel Fill........................................... 6-9
At Least Once a Month................................6-10
At Least Once a Year..................................6-10
Introduction.................................................. 6-2
Maintenance Footnotes.................................. 6-7
Maintenance Record....................................6-17
Maintenance Replacement Parts....................6-15
Maintenance Requirements............................. 6-2
Owner Checks and Services........................... 6-9
Recommended Fluids and Lubricants.............6-13
Scheduled Maintenance................................. 6-4
Using.......................................................... 6-2
Your Vehicle and the Environment................... 6-2
Malfunction Indicator Light................................3-40
Manual, Using.................................................... iii
Memory Seat, Mirrors, and Pedals...................... 1-6
Message
DIC Warnings and Messages........................3-50
Midgate
®.......................................................2-13
Mirrors
Automatic Dimming Mirror with Intellibeam™,
OnStar
®, Compass, and Temperature
Display...................................................2-46
8

Passing.........................................................4-11
PASS-Key®III+..............................................2-28
PASS-Key®III+ Operation................................2-29
Perchlorate Materials Requirements, California...... 5-4
Power
Door Locks.................................................2-11
Electrical System.......................................5-107
Lumbar Controls........................................... 1-3
Reclining Seatbacks...................................... 1-8
Retained Accessory (RAP)............................2-32
Running Boards..........................................2-23
Seat............................................................ 1-2
Steering Fluid.............................................5-34
Windows....................................................2-25
Privacy..........................................................7-16
Event Data Recorders..................................7-17
Navigation System.......................................7-18
OnStar.......................................................7-18
Radio Frequency Identication.......................7-18
Programmable Automatic Door Locks.................2-11
R
Radio Frequency Identication (RFID),
Privacy......................................................7-18
Radios..........................................................3-66
Radio(s)........................................................3-68Radios
Navigation/Radio System,
see Navigation Manual..............................3-91
Rear Seat Audio........................................3-101
Reception.................................................3-104
Setting the Clock.........................................3-67
Theft-Deterrent..........................................3-102
Rainsense™ II Wipers.....................................3-10
Reading Lamps..............................................3-20
Rear Axle......................................................5-46
Rear Door Security Locks................................2-12
Rear Seat Armrest..........................................2-69
Rear Seat Audio (RSA)..................................3-101
Rear Seat Entertainment System.......................3-91
Rear Seat Operation.......................................1-10
Rearview Mirror, Automatic Dimming with
OnStar
®, Compass and Temperature Display.....2-48
Reclining Seatbacks, Power............................... 1-8
Recommended Fluids and Lubricants.................6-13
Recovery Hooks.............................................4-34
Recreational Vehicle Towing.............................4-42
Remote Keyless Entry (RKE) System.................. 2-4
Remote Keyless Entry (RKE) System,
Operation..................................................... 2-5
Remote Vehicle Start........................................ 2-8
Removing the Flat Tire and Installing
the Spare Tire.............................................5-84
10

Removing the Spare Tire and Tools...................5-79
Replacement Bulbs.........................................5-53
Replacement Parts, Maintenance......................6-15
Reporting Safety Defects
Canadian Government..................................7-15
General Motors...........................................7-15
United States Government............................7-14
Restraint System Check
Checking the Restraint Systems....................1-72
Replacing Restraint System Parts
After a Crash..........................................1-73
Retained Accessory Power (RAP)......................2-32
Road Sensing Suspension................................. 4-6
Roadside
Service........................................................ 7-7
Rocking Your Vehicle to Get it Out....................4-33
Routing, Engine Drive Belt...............................6-16
Running Boards, Power...................................2-23
Running the Engine While Parked.....................2-45
S
Safety Belt
Reminder Light............................................3-31
Safety Belts
Care of....................................................5-100
How to Wear Safety Belts Properly................1-17
Lap-Shoulder Belt........................................1-26Safety Belts (cont.)
Safety Belt Extender....................................1-32
Safety Belt Use During Pregnancy.................1-31
Safety Belts Are for Everyone.......................1-12
Safety Warnings and Symbols.............................. iii
Scheduled Maintenance..................................... 6-4
Seats
Head Restraints............................................ 1-9
Heated and Cooled Seats.............................. 1-5
Heated Seats............................................... 1-4
Memory, Mirrors and Pedals........................... 1-6
Power Lumbar.............................................. 1-3
Power Reclining Seatbacks............................. 1-8
Power Seats................................................. 1-2
Rear Seat Operation....................................1-10
Secondary Latch System.................................5-90
Securing a Child Restraint
Rear Seat Position......................................1-50
Right Front Seat Position..............................1-53
Security Light.................................................3-43
Service........................................................... 5-3
Accessories and Modications......................... 5-3
Adding Equipment to the Outside
of Your Vehicle.......................................... 5-5
California Pershlorate Materials Requirements..... 5-4
California Proposition 65 Warning.................... 5-4
Doing Your Own Work................................... 5-4
Engine Soon Light.......................................3-40
Publications Ordering Information...................7-15
11