2003 CHEVROLET IMPALA trip computer

Seats and Restraint Systems........................... 1-1
Front Seats
............................................... 1-2
Rear Seats
............................................... 1-7
Safety Belts
.............................................. 1-9
Child Restraints
.......................................1-31
Air Bag Systems
......................................1-51
Restraint System Check
............................1-61
Features and Controls..................................... 2-1
Keys
........................................................ 2-2
Doors and Locks
....................................... 2-8
Windows
.................................................2-13
Theft-Deterrent Systems
............................2-16
Starting and Operating Your Vehicle
...........2-18
Mirrors
....................................................2-33
OnStar
žSystem
......................................2-37
HomeLinkžTransmitter
.............................2-39
Storage Areas
.........................................2-43
Sunroof
..................................................2-44
Vehicle Personalization
.............................2-45
Instrument Panel............................................. 3-1
Instrument Panel Overview
.......................... 3-4
Climate Controls
......................................3-22
Warning Lights, Gages and Indicators
.........3-28
Message Center
.......................................3-40
Driver Information Center (DIC)
..................3-49Trip Computer
.........................................3-52
Audio System(s)
.......................................3-53
Driving Your Vehicle....................................... 4-1
Your Driving, the Road, and Your Vehicle
..... 4-2
Towing
...................................................4-31
Service and Appearance Care.......................... 5-1
Service
..................................................... 5-3
Fuel
......................................................... 5-5
Checking Things Under the Hood
...............5-10
Headlamp Aiming
.....................................5-55
Bulb Replacement
....................................5-56
Windshield Wiper Blade Replacement
.........5-60
Tires
......................................................5-61
Appearance Care
.....................................5-85
Vehicle Identi®cation
.................................5-93
Electrical System
......................................5-94
Capacities and Speci®cations
...................5-103
Normal Maintenance Replacement Parts
....5-105
Maintenance Schedule..................................... 6-1
Maintenance Schedule
................................ 6-2
CustomerAssistance Information...................... 7-1
Customer Assistance Information
.................. 7-2
Reporting Safety Defects
...........................7-10
Index.................................................................1
2003 Chevrolet Impala Owner ManualM

Driver Information Center (DIC).......................3-49
Trip Computer................................................3-52
Audio System(s).............................................3-53
Setting the Time...........................................3-53
Radio with Cassette......................................3-54
Radio with CD..............................................3-64
Radio with Cassette and CD..........................3-75
Theft-Deterrent Feature..................................3-89Audio Steering Wheel Controls.......................3-90
Understanding Radio Reception......................3-91
Care of Your Cassette Tape Player.................3-91
Care of Your CDs.........................................3-92
Care of Your CD Player................................3-92
Backglass Antenna.......................................3-93
XMŸ Satellite Radio Antenna System (United
States Only).............................................3-94
Vehicle Customization Settings.......................3-94
Chime Level Adjustment................................3-94
Section 3 Instrument Panel
3-2

Driver Information Center (DIC)
If your vehicle is equipped with the DIC, it will show
information about the vehicle and the surroundings. It is
located in the headliner between the sun visors.RESET:You can reset the AVG ECON, FUEL USED
or AVG SPEED trip computer modes by pressing
and holding this button for three seconds while you are
in the mode you wish to reset. A chime will sound to
con®rm that your requested change has been made and
all the segments of the display will brie¯y light up.
To change the display to a metric or English reading,
press the RESET and MODE buttons at the same time.
Hold them down for three seconds, and the display
will change. A chime will be heard to con®rm the
new selection.
The reset button can also be used to manually calibrate
the compass. See ªManual Compass Calibrationº
later in this section.
The reset button can be used to set the compass
zone variation. See ªCompass Varianceº later in
this section. Optional Sunroof Version Shown
3-49

MODE:Press this button to cycle through three modes
of operation: Off, Compass/Temperature and Trip
Computer mode.
·Off:No driver information is displayed in this mode
of operation.
·Compass/Temperature Mode:One of eight
compass readings and the outside temperature are
displayed. If the temperature is below 38ÉF
(3ÉC), the word ICE is displayed for two minutes.
·Trip Computer:Pressing the MODE button cycles
through the ®ve displays. Press the MODE button
after the last Trip Computer display to return
the DIC to the OFF mode.
Compass Variance
Compass variance is the difference between magnetic
north and geographic north. In some areas of the
country, the difference is great enough to cause the
compass to give false readings. If this occurs, the
compass variance must be set.
Setting the Variance
Turn the ignition on and cycle the DIC to the
Compass/Temperature mode. Press the RESET button
for about ®ve seconds. The last entered variance
zone number and VAR will be displayed. Press the
MODE button until the proper variance zone number on
the map is shown. Press the RESET button to set
the new variance zone and resume normal operation.
3-50

Trip Computer
There are ®ve trip computer displays which may be
stepped through by pushing the MODE button.
The information will appear in the following order:
AVG ECON (Average Fuel Economy):This shows the
average fuel economy since the last reset.
INST ECON (Instantaneous Fuel Economy):This
shows fuel economy for the most recent second
of driving.
RANGE (Trip Range):This shows the estimated
distance that can be traveled with the remaining fuel.
The fuel economy used to calculate range is based
on the last few hours of driving. When in a low
fuel condition, LO is displayed.FUEL USED (Trip Fuel Used):This shows the
accumulated fuel used since the last reset.
AVG SPEED (Average Speed):This shows the
average speed since the last reset.
Resetting the Trip Computer
Press and hold the RESET button for at least three
seconds. The reset is acknowledged with all segments
of the display lit brie¯y and a chime. A reset can
only be done in AVG ECON, FUEL USED and AVG
SPEED displays. Each setting must be reset individually.
3-52

Reclining Seatbacks.......................................... 1-4
Recreational Vehicle Towing.............................4-31
Remote Keyless Entry System, Operation............ 2-4
Remote Keyless Entry System............................ 2-3
Remote Trunk Release....................................2-11
Removing the Flat Tire and Installing the Spare
Tire ...........................................................5-76
Removing the Spare Tire and Tools...................5-73
Removing the Wheel Covers and the
Wheel Nut Caps..........................................5-75
Replacement Bulbs.........................................5-59
Replacing Brake System Parts..........................5-48
Replacing Restraint System Parts After a Crash . . 1-62
Reporting Safety Defects.................................7-10
Canadian Government..................................7-10
General Motors...........................................7-10
United States Government............................7-10
Reprogramming a Single HomeLink
žButton.......2-42
Resetting Defaults...........................................2-42
Resetting the Trip Computer.............................3-52
Restraint System Check...................................6-11
Checking Your Restraint Systems...................1-61
Replacing Restraint System Parts
After a Crash..........................................1-62
Restraint Systems...........................................1-61
Checking....................................................1-61
Replacing Parts...........................................1-62
Resynchronization............................................. 2-7Retained Accessory Power (RAP)......................2-19
Right Front Passenger Position, Safety Belts......1-23
Roadside......................................................... 7-5
Assistance Program....................................... 7-5
Rocking Your Vehicle To Get It Out...................4-30
Running Your Engine While You Are Parked.......2-32
S
Safety Belt.....................................................3-32
Reminder Light............................................3-32
Safety Belts...................................................5-88
Care of......................................................5-88
Center Front Passenger Position....................1-23
Driver Position............................................1-15
How to Wear Safety Belts Properly................1-14
Questions and Answers About Safety Belts.....1-13
Rear Safety Belt Comfort Guides for Children
and Small Adults......................................1-28
Rear Seat Passengers.................................1-25
Right Front Passenger Position......................1-23
Safety Belt Extender....................................1-30
Safety Belt Use During Pregnancy.................1-22
Safety Belts Are for Everyone......................... 1-9
Safety Chains.................................................4-37
Safety Warnings and Symbols.............................. iii
Scheduled Maintenance..................................... 6-5
12

T
Tachometer....................................................3-32
Taillamps.......................................................5-58
Turn Signal, Stoplamps and Sidemarker
Lamps....................................................5-58
TCS Warning Light..........................................3-35
Theft-Deterrent, Radio.....................................3-89
Theft-Deterrent Systems...................................2-16
Content Theft-Deterrent................................2-16
Passlock
ž...................................................2-17
Throttle System Inspection...............................6-15
Tilt Wheel........................................................ 3-7
Tire In¯ation Check.........................................6-10
TIRE MON (Tire In¯ation Monitor Reset)............2-46
Tire ...............................................................3-44
Low Message.............................................3-44
Tires.............................................................5-61
Buying New Tires........................................5-67
Chains.......................................................5-71
Changing a Flat Tire....................................5-72
Compact Spare Tire.....................................5-84
If a Tire Goes Flat.......................................5-71
In¯ation -- Tire Pressure...............................5-62
Inspection and Rotation................................5-65
Pressure Monitor System..............................5-63
Uniform Tire Quality Grading.........................5-68
Wheel Alignment and Tire Balance.................5-69
Wheel Replacement.....................................5-69
When It Is Time for New Tires......................5-66Tires (cont.)
To Use the Engine Coolant Heater....................2-22
Top Strap Anchor Location...............................1-42
Top Strap......................................................1-41
Torque Lock...................................................2-30
Total Weight on Your Vehicle's Tires..................4-37
Towing..........................................................4-31
Recreational Vehicle.....................................4-31
Towing a Trailer..........................................4-34
Your Vehicle...............................................4-31
Traction.........................................................3-41
Active Message...........................................3-41
Control System (TCS).................................... 4-9
Control System Warning Light.......................3-35
Service Traction System Warning Message.....3-41
Trailer Brakes.................................................4-37
Transaxle Operation, Automatic.........................2-23
Transaxle.......................................................5-24
Fluid, Automatic...........................................5-24
Transmission, Transaxle, Transfer Case Unit
Repair Manual............................................7-11
Transmitter Veri®cation...................................... 2-5
Transportation Options...................................... 7-8
Trip Computer................................................3-52
Trip Odometer................................................3-31
TRNKJAMB (Trunk Jamb)................................2-51
Trunk Ajar Warning Message............................3-45
Trunk Assist Handle........................................2-11
Trunk Lock....................................................2-11
Trunk............................................................2-10
14