
Tire Size
The following illustration shows
an example of a typical
passenger vehicle tire size.
(A) Passenger (P-Metric) Tire
:The United States version of
a metric tire sizing system.
The letter P as the rst
character in the tire size
means a passenger vehicle tire
engineered to standards set
by the U.S. Tire and Rim
Association.
(B) Tire Width
:The three-digit
number indicates the tire
section width in millimeters from
sidewall to sidewall.
(C) Aspect Ratio
:A two-digit
number that indicates the tire
height-to-width measurements.For example, if the tire size
aspect ratio is 60, as shown in
item C of the illustration, it would
mean that the tire’s sidewall is
60 percent as high as it is wide.
(D) Construction Code
:A letter
code is used to indicate the
type of ply construction in the
tire. The letter R means radial
ply construction; the letter D
means diagonal or bias ply
construction; and the letter B
means belted-bias ply
construction.
(E) Rim Diameter
:Diameter of
the wheel in inches.
(F) Service Description
:These characters represent the
load index and speed rating
of the tire. The load index
represents the load carry
capacity a tire is certi ed to
carry. The speed rating is the
maximum speed a tire is certi ed
to carry a load.
Tire Terminology and
De nitions
Air Pressure:The amount of
air inside the tire pressing
outward on each square inch
of the tire. Air pressure is
expressed in pounds per square
inch (psi) or kilopascal (kPa).
Accessory Weight
:This means
the combined weight of optional
accessories. Some examples
of optional accessories are,
automatic transmission, power
steering, power brakes, power
windows, power seats, and air
conditioning.
Aspect Ratio
:The relationship
of a tire’s height to its width.
Belt
:A rubber coated layer of
cords that is located between the
plies and the tread. Cords may
be made from steel or other
reinforcing materials.
9-44 Vehicle Service and Care
ProCarManuals.com

Locks
Door ................................. 2-5
Power Door ....................... 2-6
Rear Door Security Locks.... 2-6
Loss of Control....................8-22
Low Fuel Warning Light........4-24
Lower Anchors and Tethers
for Children......................1-46
Lumbar Seat Adjustment......... 1-3
M
Maintenance Replacement
Parts.............................11-14
Maintenance Schedule
Additional Required
Services.......................11-6
At Each Fuel Fill..............11-9
At Least Once a
Month........................11-10
At Least Once a Year......11-10
Introduction......................11-1
Maintenance Footnotes......11-8
Maintenance Record........11-16
Maintenance Replacement
Parts.........................11-14Maintenance Schedule (cont.)
Maintenance
Requirements...............11-1
Owner Checks and
Services.......................11-9
Recommended Fluids
and Lubricants............11-12
Scheduled Maintenance.....11-3
Using..............................11-2
Your Vehicle and the
Environment.................11-2
Malfunction Indicator Lamp....4-18
Manual Seats........................ 1-2
Manual Transmission
Fluid...............................9-12
Operation.......................... 8-9
Message
DIC Warnings and
Messages....................4-36
Mirrors
Manual Rearview Mirror.....2-11
Outside...........................2-11
Outside Power Mirrors.......2-12
MyGMLink.com....................12-4
N
Navigation System,
Privacy..........................12-17
New Vehicle Break-In............. 8-2
Notices and Cautions............... iii
O
Odometer...........................4-13
Odometers, Trip...................4-13
Off-Road Recovery...............8-21
Oil
Engine.............................. 9-7
Low Oil Level Light...........4-22
Pressure Light..................4-21
Oil, Engine Oil Life System..... 9-9
Older Children, Restraints......1-38
OnStar, Privacy..................12-17
OnStar
®System, see
OnStar®Manual...............4-38
Outlet Adjustment.................. 7-4
Outlets
Accessory Power..............4-10
Outside
Mirrors............................2-11
Power Mirrors..................2-12
i-6 INDEX
ProCarManuals.com

Owner Checks and
Services..........................11-9
Owner Checks, Service.......... 9-4
Owners, Canadian.................... ii
P
Paint, Damage.....................9-79
Park
Shifting Into.....................8-11
Shifting Out of..................8-12
Park Brake..........................8-10
Parking
Over Things That Burn......8-13
Parking Your Vehicle............8-13
Passenger Airbag Status
Indicator..........................4-15
Passenger Sensing System . . . 1-30
Passing..............................8-22
Perchlorate Materials
Requirements, California...... 9-3
Power
Door Locks........................ 2-6
Retained Accessory............ 8-3
Steering Fluid...................9-20
Windows.........................2-10
Pressure Cap......................9-18Privacy.............................12-16
Event Data Recorders.....12-16
Navigation System..........12-17
OnStar..........................12-17
Radio Frequency
Identi cation................12-17
R
Radio Frequency Identi cation
(RFID), Privacy...............12-17
Radio(s)............................... 6-2
Radios
Reception........................6-24
Theft-Deterrent.................6-23
Reading Lamps..................... 5-3
Rear Door Security Locks....... 2-6
Rear Heated Seats................ 1-6
Rear Seat Operation.............. 1-7
Rear Windshield Washer/
Wiper............................... 4-9
Rearview Mirrors..................2-11
Reclining Seatbacks............... 1-3
Recommended Fluids and
Lubricants......................11-12
Recreational Vehicle Towing . . . 9-73
Remote Keyless Entry (RKE)
System............................. 2-3Remote Keyless Entry (RKE)
System, Operation.............. 2-4
Removing the Flat Tire and
Installing the Spare Tire.....9-63
Removing the Spare Tire
and Tools........................9-62
Replacement Bulbs..............9-34
Replacing LATCH System
Parts After a Crash...........1-50
Reporting Safety Defects
Canadian Government.....12-14
Saturn...........................12-14
United States
Government................12-14
Restraint System Check
Replacing Airbag System
Parts After a Crash........1-37
Replacing Safety Belt
System Parts After a
Crash..........................1-23
Retained Accessory Power...... 8-3
Roadside
Assistance Program..........12-6
Rocking Your Vehicle to
Get it Out ........................8-29
Routing, Engine Drive Belt....11-15
Running the Vehicle While
Parked............................8-14
INDEX i-7
ProCarManuals.com

S
Safety Belt Reminders..........4-13
Safety Belts.......................... 1-8
Care of ...........................1-23
Check.............................1-22
How to Wear Safety
Belts Properly...............1-12
Lap-Shoulder Belt.............1-18
Replacing Parts After a
Crash..........................1-23
Safety Belt Extender.........1-22
Safety Belt Use During
Pregnancy....................1-22
Scheduled Maintenance........11-3
Seats
Head Restraints................. 1-5
Heated Seats - Rear........... 1-6
Height Adjuster.................. 1-2
Lumbar Adjustment............. 1-3
Rear Seat Operation........... 1-7
Reclining Seatbacks............ 1-3
Securing Child
Restraints................1-51, 1-53Service................................ 9-2
Accessories and
Modi cations.................. 9-3
Adding Equipment to the
Outside of the Vehicle..... 9-4
California Perchlorate
Materials Requirements.... 9-3
California Proposition 65
Warning......................... 9-3
Doing Your Own Work........ 9-4
Engine Soon Lamp...........4-18
Owner Checks................... 9-4
Publications Ordering
Information.................12-15
Vehicle Soon Light............4-23
Service, Scheduling
Appointments...................12-8
Servicing Your
Airbag-Equipped Vehicle....1-35
Sheet Metal Damage............9-79
Shifting Into Park.................8-11
Shifting Out of Park..............8-12
Signals, Turn and
Lane-Change..................... 4-8Spare Tire
Compact.........................9-68
Installing..........................9-63
Removing........................9-62
Storing............................9-66
Speci cations, Capacities......10-2
Speedometer.......................4-13
StabiliTrak
®Indicator Light.....4-17
StabiliTrak®System..............8-19
Starting the Engine................ 8-3
Steering..............................8-20
Steering Wheel Controls,
Audio..............................6-23
Steering Wheel, Tilt Wheel...... 4-4
Storage Areas
Cupholders........................ 3-1
Glove Box......................... 3-1
Sunglasses Storage
Compartment.................. 3-1
Stuck in Sand, Mud, Ice, or
Snow..............................8-29
Sun Visors..........................2-11
Sunroof..............................2-12
i-8 INDEX
ProCarManuals.com