ECU CHEVROLET TAHOE 2007 3.G Repair Manual

2. If it is visible, rst try to tighten the cable by
turning the wheel wrench clockwise until you
hear two clicks or feel it skip twice. You
cannot overtighten the cable.
3. Loosen the cable by turning the wheel wrench
counterclockwise three or four turns.
4. Repeat this procedure at least two times. If
the spare tire lowers to the ground, continue
with Step 5 ofRemoving the Spare Tire
and Tools on page 533.
5. If the spare tire does not lower, turn the wheel
wrench counterclockwise until approximately
6 inches (15 cm) of cable is exposed.
6. Stand the wheel blocks on their shortest ends,
with the backs facing each other.7. Place the bottom
edge of the jack (A)
on the wheel
blocks (B),
separating them so
that the jack is
balanced securely.
544

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. Reinstall the hoist shaft access cover.To store the tools, do the following.
A. Wheel Blocks
B. Tool Bag with
Jack Tools
C. Retaining
Bracket
D. Wing Nut
Retaining
Tool BagE. Jack
F. Wing Nut
Retaining Wheel
Blocks
G. Wing Nut
on Jack
1. Return the tools (wheel wrench, jack handle,
and jack handle extensions) to the tool bag (B).
550

2. Assemble wheel blocks (A) and jack (E)
together with the wing nut (F).
3. Position the jack (E) and wheel blocks (A) in
the driver’s side trim panel over the
wheelhouse.
4. Turn the wing nut (G) clockwise until the jack
is secured tight in the mounting bracket. Be
sure to position the holes in the base of
the jack onto the pin in the mounting bracket.
5. Use the retaining bracket (C) to fasten the tool
bag (B) on the stud and turn the wing nut (D)
clockwise to secure.
6. Return the storage tray to its original stored
position.
551

At Least Once a Month
Tire Ination Check
Visually 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 515. Check to make sure the
spare tire is stored securely. SeeChanging a Flat
Tire on page 532.
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 521.
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 156.
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 GM Goodwrench
®
dealer for service.
587

Roadside Assistance Program
In the U.S., call1-800-CHEV-USA
(1-800-243-8872).
In Canada, call1-800-268-6800.
Service is available 24 hours a day, 365 days
a year.
As the owner of a new Chevrolet vehicle, you are
automatically enrolled in the Chevrolet Roadside
Assistance program.
Who is Covered?
Roadside Assistance 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.
The following services are provided in the U.S.
during the Bumper-to-Bumper warranty period and,
in Canada, during the Base Warranty coverage
period of the New Vehicle Limited Warranty, up to
a maximum coverage of $100.
Fuel Delivery:Delivery of enough fuel for the
vehicle to get to the nearest service station
(approximately $5 in Canada). Service
to provide diesel may be restricted. For safety
reasons, propane and other alternative
fuels will not be provided through this service.
Lock-out Service:To ensure security,
the driver must present personal identication
before lock-out service is provided. In
Canada, the vehicle registration is also
required. 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.
Emergency Tow From a Public Roadway or
Highway:Tow to the nearest
dealership/retailer for warranty service or in
the event of a vehicle-disabling accident.
Winch-out assistance when the vehicle
is mired in sand, mud, or snow.
604

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 upon submission of the original receipt to
Roadside Assistance.
In many instances, mechanical failures are
covered under Chevrolet’s Bumper-to-Bumper
warranty, and the duration of the Base Warranty
Coverage for Canadian customers of the new
Vehicle Limited Warranty. However, any cost for
parts and labor for non-warranty repairs are
the responsibility of the driver.
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.
Odometer reading, Vehicle Identication
Number (VIN), and delivery date of the vehicle.
Description of the problem.
While we hope you never have the occasion to
use our service, it is added security while traveling
for you and your family. Remember, we are
only a phone call away. U.S. customers call
Chevrolet Roadside Assistance:1-800-CHEV-USA
(1-800-243-8872), text telephone (TTY) users,
call1-888-889-2438, Canadian customers
call1-800-268-6800.
Chevrolet 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.
Roadside Assistance is not part of or included in
the coverage provided by the New Vehicle Limited
Warranty. Chevrolet and General Motors of
Canada Limited reserve the right to make any
changes or discontinue the Roadside Assistance
program at any time without notication.
606

C
Calibration..........................................162, 166
California Fuel............................................. 447
California Proposition 65 Warning................ 445
Canadian Owners........................................... 3
Capacities and Specications...................... 572
Carbon Monoxide.....125, 127, 160, 400, 422
Care of
Safety Belts............................................. 556
Your CD and DVD Player........................ 353
Your CDs and DVDs................................ 353
Cargo Cover............................................... 192
Cargo Management System........................ 194
CD, MP3 ............................................321, 327
Center Console Storage Area...................... 190
Center Front Passenger Position,
Safety Belts............................................... 53
Center Seat.................................................. 19
Chains, Tire................................................. 530
Charging System Light................................ 248
Check
Engine Light............................................ 253
Checking Things Under the Hood................ 456
Chemical Paint Spotting.............................. 561Child Restraints
Child Restraint Systems............................. 68
Infants and Young Children........................ 64
Lower Anchors and Tethers for Children....... 74
Older Children........................................... 61
Securing a Child Restraint in a
Rear Seat Position ................................. 82
Securing a Child Restraint in the
Center Front Seat Position..................... 85
Securing a Child Restraint in the
Right Front Seat Position........................ 85
Where to Put the Restraint........................ 72
Cigarette Lighter.......................................... 227
Cleaning
Aluminum or Chrome-Plated Wheels........ 559
Exterior Lamps/Lenses............................. 557
Fabric/Carpet........................................... 554
Finish Care.............................................. 557
Inside of Your Vehicle.............................. 553
Instrument Panel, Vinyl, and Other
Plastic Surfaces.................................... 556
Leather.................................................... 555
Tires........................................................ 560
Underbody Maintenance........................... 560
Washing Your Vehicle.............................. 557
621

Dome Lamp Override.................................. 219
Dome Lamps............................................... 219
Door
Delayed Locking...................................... 123
Locks....................................................... 122
Power Door Locks................................... 123
Programmable Automatic Door Locks....... 123
Rear Door Security Locks........................ 124
Driver
Position, Safety Belt................................... 43
Driver Information Center (DIC)................... 260
DIC Operation and Displays............261, 267
DIC Vehicle Customization....................... 280
DIC Warnings and Messages................... 270
Driving
At Night................................................... 389
City.......................................................... 393
Defensive................................................. 356
Drunken................................................... 357
Freeway................................................... 394
Hill and Mountain Roads.......................... 398
In Rain and on Wet Roads...................... 390
Off-Road.................................................. 372
Recovery Hooks....................................... 406
Rocking Your Vehicle to Get it Out.......... 405
Winter...................................................... 400Dual Automatic Climate Control System....... 231
DVD
Rear Seat Entertainment System............. 337
E
Electrical System
Add-On Equipment................................... 563
Center Instrument Panel Fuse Block........ 566
Fuses and Circuit Breakers...................... 564
Instrument Panel Fuse Block................... 565
Power Windows and Other Power
Options................................................. 564
Underhood Fuse Block............................. 567
Windshield Wiper Fuses........................... 564
Engine
Air Cleaner/Filter...................................... 464
Check and Service Engine Soon Light..... 253
Coolant.................................................... 470
Coolant Heater......................................... 143
Coolant Temperature Gage...................... 252
Drive Belt Routing.................................... 593
Engine Compartment Overview................ 458
Exhaust................................................... 160
Fan Noise................................................ 483
Oil ........................................................... 459
623

J
Jump Starting.............................................. 491
K
Keyless Entry System................................. 114
Keys........................................................... 113
L
Labeling, Tire Sidewall................................. 508
Lamps
Auxiliary Roof Mounted Lamp.................. 218
Dome....................................................... 219
Dome Lamp Override............................... 219
Exterior.................................................... 215
Reading................................................... 220
LATCH System
Child Restraints......................................... 74
Level Control............................................... 421
License Plate Lamps................................... 504
Liftgate, Power............................................ 127
Liftgate/Liftglass........................................... 125
Liftglass/Liftgate........................................... 125Light
Airbag Readiness..................................... 245
Anti-Lock Brake System Warning............. 251
Brake System Warning............................. 249
Charging System..................................... 248
Cruise Control.......................................... 258
Fog Lamp................................................ 258
Highbeam On.......................................... 259
Low Fuel Warning.................................... 260
Malfunction Indicator................................ 253
Oil Pressure............................................. 257
Passenger Airbag Status Indicator............ 246
Passenger Safety Belt Reminder.............. 245
Safety Belt Reminder............................... 244
Security................................................... 258
StabiliTrak
®Indicator................................ 252
Tire Pressure........................................... 253
Tow/Haul Mode........................................ 259
Lighting
Entry........................................................ 220
Exit.......................................................... 220
Loading Your Vehicle................................... 407
Locking Rear Axle....................................... 363
Lockout Protection....................................... 124
626

Locks
Delayed Locking...................................... 123
Door........................................................ 122
Lockout Protection................................... 124
Power Door............................................. 123
Programmable Automatic Door Locks....... 123
Rear Door Security Locks........................ 124
Loss of Control........................................... 371
Low Fuel Warning Light............................... 260
Luggage Carrier.......................................... 191
Lumbar
Power Controls.......................................... 11
M
Maintenance Schedule
Additional Required Services.................... 582
At Each Fuel Fill...................................... 586
At Least Once a Month............................ 587
At Least Once a Year.............................. 587
Introduction.............................................. 576
Maintenance Footnotes............................ 584
Maintenance Record................................ 594
Maintenance Requirements...................... 576
Normal Maintenance
Replacement Parts............................... 592Maintenance Schedule (cont.)
Owner Checks and Services.................... 586
Recommended Fluids and Lubricants....... 590
Scheduled Maintenance........................... 579
Using....................................................... 577
Your Vehicle and the Environment............ 576
Malfunction Indicator Light........................... 253
Manual Seats.................................................. 9
Memory Seat, Mirrors, and Pedals................ 13
Message
DIC Warnings and Messages................... 270
Mirrors
Automatic Dimming Rearview with
Compass and Temperature Display........ 166
Automatic Dimming Rearview with OnStar
®,
Compass and Temperature Display........ 162
Outside Automatic Dimming Mirror ........... 172
Outside Convex Mirror............................. 173
Outside Curb View Assist Mirrors............. 172
Outside Heated Mirrors............................ 173
Outside Manual Mirrors............................ 168
Outside Power Foldaway Mirrors.............. 171
Outside Power Mirrors............................. 170
Outside Trailer-Tow Mirrors....................... 169
MP3 ...................................................321, 327
MyGMLink.com............................................ 601
627