2015 CHEVROLET IMPALA ECU

Black plate (1,1)Chevrolet Impala Owner Manual (GMNA-Localizing-U.S./Canada-7576026) -
2015 - crc 2nd edition - 8/21/14
2015 Chevrolet Impala Owner ManualM
In Brief. . . . . . . . . . . . . . . . . . . . . . . . 1-1
Instrument Panel . . . . . . . . . . . . . . 1-2
Initial Drive Information . . . . . . . . 1-4
Vehicle Features . . . . . . . . . . . . . 1-17
Performance and Maintenance . . . . . . . . . . . . . . . . 1-22
Keys, Doors, and Windows . . . . . . . . . . . . . . . . . . . . 2-1
Keys and Locks . . . . . . . . . . . . . . . 2-1
Doors . . . . . . . . . . . . . . . . . . . . . . . . 2-15
Vehicle Security . . . . . . . . . . . . . . 2-16
Exterior Mirrors . . . . . . . . . . . . . . . 2-19
Interior Mirrors . . . . . . . . . . . . . . . . 2-21
Windows . . . . . . . . . . . . . . . . . . . . . 2-21
Roof . . . . . . . . . . . . . . . . . . . . . . . . . . 2-24
Seats and Restraints . . . . . . . . . 3-1
Head Restraints . . . . . . . . . . . . . . . 3-2
Front Seats . . . . . . . . . . . . . . . . . . . . 3-4
Rear Seats . . . . . . . . . . . . . . . . . . . 3-11
Safety Belts . . . . . . . . . . . . . . . . . . 3-13
Airbag System . . . . . . . . . . . . . . . . 3-20
Child Restraints . . . . . . . . . . . . . . 3-33 Storage
. . . . . . . . . . . . . . . . . . . . . . . 4-1
Storage Compartments . . . . . . . . 4-1
Additional Storage Features . . . 4-3
Instruments and Controls . . . . 5-1
Controls . . . . . . . . . . . . . . . . . . . . . . . 5-2
Warning Lights, Gauges, and
Indicators . . . . . . . . . . . . . . . . . . . . 5-8
Information Displays . . . . . . . . . . 5-25
Vehicle Messages . . . . . . . . . . . . 5-28
Vehicle Personalization . . . . . . . 5-37
Universal Remote System . . . . 5-44
Lighting . . . . . . . . . . . . . . . . . . . . . . . 6-1
Exterior Lighting . . . . . . . . . . . . . . . 6-1
Interior Lighting . . . . . . . . . . . . . . . . 6-4
Lighting Features . . . . . . . . . . . . . . 6-6
Infotainment System . . . . . . . . . 7-1
Introduction . . . . . . . . . . . . . . . . . . . . 7-1
Radio . . . . . . . . . . . . . . . . . . . . . . . . . . 7-7
Audio Players . . . . . . . . . . . . . . . . 7-11
Navigation . . . . . . . . . . . . . . . . . . . . 7-18
Phone . . . . . . . . . . . . . . . . . . . . . . . . 7-19
Trademarks and License Agreements . . . . . . . . . . . . . . . . . 7-31 Climate Controls
. . . . . . . . . . . . . 8-1
Climate Control Systems . . . . . . 8-1
Air Vents . . . . . . . . . . . . . . . . . . . . . . . 8-7
Maintenance . . . . . . . . . . . . . . . . . . . 8-8
Driving and Operating . . . . . . . . 9-1
Driving Information . . . . . . . . . . . . . 9-2
Starting and Operating . . . . . . . 9-14
Engine Exhaust . . . . . . . . . . . . . . 9-24
Automatic Transmission . . . . . . 9-25
Brakes . . . . . . . . . . . . . . . . . . . . . . . 9-28
Ride Control Systems . . . . . . . . 9-31
Cruise Control . . . . . . . . . . . . . . . . 9-33
Driver Assistance Systems . . . 9-43
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . 9-54
Towing . . . . . . . . . . . . . . . . . . . . . . . 9-58
Conversions and Add-Ons . . . 9-63
Vehicle Care . . . . . . . . . . . . . . . . . 10-1
General Information . . . . . . . . . . 10-2
Vehicle Checks . . . . . . . . . . . . . . . 10-3
Headlamp Aiming . . . . . . . . . . . 10-25
Bulb Replacement . . . . . . . . . . 10-26
Electrical System . . . . . . . . . . . . 10-30
Wheels and Tires . . . . . . . . . . . 10-37
Jump Starting . . . . . . . . . . . . . . . 10-66

Black plate (21,1)Chevrolet Impala Owner Manual (GMNA-Localizing-U.S./Canada-7576026) -
2015 - crc 2nd edition - 8/21/14
In Brief 1-21
Active Emergency
Braking System
If the vehicle has Adaptive Cruise
Control (ACC) it also has the Active
Emergency Braking System, which
includes Intelligent Brake
Assist (IBA) and the Automatic
Collision Preparation (ACP) System.
These systems can provide a boost
to braking or automatically brake the
vehicle to help avoid or lessen the
severity of crashes when driving in a
forward gear.
SeeActive Emergency Braking
System on page 9-48.
Power Outlets
The accessory power outlets can be
used to plug in electrical equipment,
such as a cell phone or MP3 player.
The vehicle has three accessory
power outlets:
.Inside the front storage area
below the climate control
system.
.Inside the center console.
.On the rear of the center
console.
Lift the cover to access the
accessory power outlet.
See Power Outlets on page 5-6.
Universal Remote System
This system provides a way to
replace up to three remote control
transmitters used to activate
devices such as garage door
openers, security systems, and
home automation devices. Read the instructions completely
before attempting to program the
Universal Remote system. Because
of the steps involved, it may be
helpful to have another person
available to assist with programming
the Universal Remote system.
See
Universal Remote System on
page 5-44.
Sunroof
If equipped, the ignition must be in
ON/RUN or ACC/ACCESSORY,
or in Retained Accessory Power
(RAP) to operate the sunroof and
power sunshade. See Retained
Accessory Power (RAP) on
page 9-22.

Black plate (25,1)Chevrolet Impala Owner Manual (GMNA-Localizing-U.S./Canada-7576026) -
2015 - crc 2nd edition - 8/21/14
In Brief 1-25
OnStar®
This vehicle may be equipped with a
comprehensive, in-vehicle system
that can connect to a live OnStar
Advisor for Emergency, Security,
Navigation, Connection, and
Diagnostic Services. OnStar
services may require a paid
subscription. SeeOnStar Overview
on page 14-1.

Black plate (1,1)Chevrolet Impala Owner Manual (GMNA-Localizing-U.S./Canada-7576026) -
2015 - crc 2nd edition - 8/21/14
Keys, Doors, and Windows 2-1
Keys, Doors, and
Windows
Keys and Locks
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
Remote Keyless Entry (RKE)System . . . . . . . . . . . . . . . . . . . . . . 2-2
Remote Keyless Entry (RKE) System Operation . . . . . . . . . . . 2-3
Remote Vehicle Start . . . . . . . . . 2-9
Door Locks . . . . . . . . . . . . . . . . . . 2-11
Power Door Locks . . . . . . . . . . . 2-13
Delayed Locking . . . . . . . . . . . . . 2-13
Automatic Door Locks . . . . . . . 2-13
Lockout Protection . . . . . . . . . . . 2-13
Safety Locks . . . . . . . . . . . . . . . . . 2-14
Doors
Trunk . . . . . . . . . . . . . . . . . . . . . . . . 2-15
Vehicle Security
Vehicle Security . . . . . . . . . . . . . . 2-16
Vehicle Alarm System . . . . . . . 2-16 Immobilizer . . . . . . . . . . . . . . . . . . 2-18
Immobilizer Operation (Key
Access) . . . . . . . . . . . . . . . . . . . . 2-18
Immobilizer Operation (Keyless Access) . . . . . . . . . . . 2-18
Exterior Mirrors
Convex Mirrors . . . . . . . . . . . . . . 2-19
Power Mirrors . . . . . . . . . . . . . . . . 2-20
Folding Mirrors . . . . . . . . . . . . . . . 2-20
Heated Mirrors . . . . . . . . . . . . . . . 2-20
Reverse Tilt Mirrors . . . . . . . . . . 2-21
Interior Mirrors
Interior Rearview Mirrors . . . . . 2-21
Manual Rearview Mirror . . . . . . 2-21
Automatic Dimming Rearview
Mirror . . . . . . . . . . . . . . . . . . . . . . . 2-21
Windows
Windows . . . . . . . . . . . . . . . . . . . . . 2-21
Power Windows . . . . . . . . . . . . . 2-22
Sun Visors . . . . . . . . . . . . . . . . . . . 2-24
Roof
Sunroof . . . . . . . . . . . . . . . . . . . . . . 2-24
Keys and Locks
Keys
{Warning
Leaving children in a vehicle with
an ignition key or Remote
Keyless Entry (RKE) transmitter is
dangerous and children or others
could be seriously injured or
killed. They could operate the
power window or other controls or
make the vehicle move. The
windows will function with the key
in the ignition or with the RKE
transmitter in the vehicle, and
children or others could be caught
in the path of a closing window.
Do not leave children in a vehicle
with the ignition key or an RKE
transmitter.

Black plate (6,1)Chevrolet Impala Owner Manual (GMNA-Localizing-U.S./Canada-7576026) -
2015 - crc 2nd edition - 8/21/14
2-6 Keys, Doors, and Windows
3. Insert the new key to beprogrammed and turn it to the
ON/RUN position within
five seconds.
The security light will turn off
once the key has been
programmed.
4. Repeat Steps 1–3 if additional keys are to be programmed.
If a key is lost or damaged, see your
dealer to have a new key made.
Programming without a
Recognized Transmitter (Key
Vehicles Only)
Program a new key to the vehicle
when a recognized key is not
available. Canadian regulations
require that owners see their dealer.
If there are no currently recognized
keys available, follow this procedure
to program the first key. This procedure will take
approximately 30 minutes to
complete for the first key. The
vehicle must be off and all of the
keys you wish to program must be
with you.
1. Insert the new vehicle key into
the ignition.
2. Turn to ON/RUN. The security light will come on.
3. Wait 10 minutes until the security light turns off.
4. Turn the ignition to LOCK/OFF.
5. Repeat Steps 2–4 two more times. After the third time, turn to
ON/RUN; the key is learned and
all previously known keys will no
longer work with the vehicle.
Remaining keys can be learned by
following the procedure in
“Programming with a Recognized
Transmitter.” Programming with a Recognized
Transmitter (Keyless Access
Vehicles Only)
A new transmitter can be
programmed to the vehicle when
there is one recognized transmitter.
To program, the vehicle must be off
and at least one currently
recognized transmitter and all new
transmitters, must be with you.
1. Place the recognized
transmitter(s) in the cupholder.
2. Remove the key lock cylinder cap. See Door Locks on
page 2-11. Then insert the
vehicle key into the key lock
cylinder on the driver door
handle and turn the key,
counterclockwise, to the unlock
position five times within
10 seconds.
The Driver Information Center
(DIC) displays READY FOR
REMOTE #2, 3, 4 or 5.

Black plate (16,1)Chevrolet Impala Owner Manual (GMNA-Localizing-U.S./Canada-7576026) -
2015 - crc 2nd edition - 8/21/14
2-16 Keys, Doors, and Windows
trunk and lift to open. SeeRemote
Keyless Entry (RKE) System
Operation on page 2-3.
When closing the trunk, use the
pull cup.
Emergency Trunk Release
Handle
{Caution
Do not use the emergency trunk
release handle as a tie-down or
anchor point when securing items
in the trunk as it could damage
the handle.
There is a glow-in-the-dark
emergency trunk release handle on
the trunk lid. This handle will glow
following exposure to light. Pull the
release handle to open the trunk
from the inside.
After use, return to the stored
position.
Vehicle Security
This vehicle has theft-deterrent
features; however, they do not make
the vehicle impossible to steal.
Vehicle Alarm System
This vehicle has an anti-theft alarm
system.
If equipped with the anti-theft alarm
system, the indicator light, on the
instrument panel near the
windshield, indicates the status of
the system.

Black plate (17,1)Chevrolet Impala Owner Manual (GMNA-Localizing-U.S./Canada-7576026) -
2015 - crc 2nd edition - 8/21/14
Keys, Doors, and Windows 2-17
Off:Alarm system is disarmed.
On Solid: Vehicle is secured
during the delay to arm the system.
Fast Flash: Vehicle is unsecured.
A door, the trunk, or the hood
is open.
Slow Flash: Alarm system is
armed.
Arming the Alarm System
1. Turn off the vehicle.
2. Lock the vehicle with one of the following:
.Use the Remote Keyless
Entry (RKE) transmitter.
.If the vehicle has Keyless
Access, use the door
handle lock/unlock button
with the RKE transmitter
within 1 m (3 ft) of the
vehicle.
.With a door open, press the
inside
Q. 3. After 30 seconds the alarm
system will arm, and the
indicator light will begin to slowly
flash indicating the alarm system
is operating. Pressing
Qon the
RKE transmitter a second time
will bypass the 30-second delay
and immediately arm the alarm
system.
The theft-deterrent alarm system will
not arm if the doors are locked with
the key.
If the driver door is opened without
first unlocking the RKE transmitter,
the horn will chirp and the lights will
flash to indicate pre-alarm. If the
vehicle is not started, or the door is
not unlocked by pressing
Kon the
RKE transmitter during the
10-second pre-alarm, the alarm will
be activated.
If a door, the trunk, or the hood is
opened without first disarming the
system, the turn signals will flash
and the horn will sound for about 30 seconds. The alarm system will
then re-arm to monitor for the next
unauthorized event.
Disarming the System
To disarm the system, do one of the
following:
.PressKon the RKE transmitter.
.If the vehicle has Keyless
Access, unlock the vehicle using
the door handle lock/unlock
button with the RKE transmitter
within 1 m (3 ft) of the vehicle.
.Start the vehicle.
To avoid setting off the alarm by
accident:
.Lock the vehicle after all
occupants have left the vehicle
and all doors are closed.
.Always unlock a door with the
RKE transmitter.
Unlocking the driver door with the
key will not disarm the system or
turn off the alarm.

Black plate (18,1)Chevrolet Impala Owner Manual (GMNA-Localizing-U.S./Canada-7576026) -
2015 - crc 2nd edition - 8/21/14
2-18 Keys, Doors, and Windows
How to Detect a Tamper
Condition
IfKis pressed and the horn chirps
and the lights flash three times, an
alarm occurred previously while the
alarm system was armed.
If the alarm has been activated, a
message will appear on the DIC.
See Security Messages on
page 5-35.
Immobilizer
See Radio Frequency Statement on
page 13-12.
Immobilizer Operation
(Key Access)
This vehicle has a passive
theft-deterrent system.
The system does not have to be
manually armed or disarmed.
The vehicle is automatically
immobilized when the key is
removed from the ignition. The system is automatically
disarmed when the vehicle is
started with the correct key. The key
uses a transponder that matches an
immobilizer control unit in the
vehicle and automatically disarms
the system. Only the correct key
starts the vehicle. The vehicle may
not start if the key is damaged.
The security light in the instrument
cluster comes on if there is a
problem with arming or disarming
the theft-deterrent system.
When trying to start the vehicle, the
security light comes on briefly when
the ignition is turned on.
If the engine does not start and the
security light stays on, there is a
problem with the system. Turn the
ignition off and try again.If the engine still does not start, and
the key appears to be undamaged
or the light continues to stay on, try
another ignition key.
If the engine still does not start with
the other key, the vehicle needs
service. If the vehicle does start, the
first key may be damaged. See your
dealer who can service the
theft-deterrent system and have a
new key made.
Do not leave the key or device that
disarms or deactivates the
theft-deterrent system in the vehicle.Immobilizer Operation
(Keyless Access)
This vehicle has a passive
theft-deterrent system.
The system does not have to be
manually armed or disarmed.
The vehicle is automatically
immobilized when the transmitter
leaves the vehicle.