2015 CHEVROLET VOLT ECU

Black plate (6,1)Chevrolet VOLT Owner Manual (GMNA-Localizing-U.S./Canada-7695131) -
2015 - crc - 4/25/14
13-6 Customer Information
.Model, year, color, and license
plate number of the vehicle.
.Odometer reading, Vehicle
Identification Number (VIN), and
delivery date of the vehicle.
.Description of the problem.
Coverage
Services are provided up to 5 years/
160 000 km (100,000 mi), whichever
comes first.
In the U.S., anyone driving the
vehicle is covered. In Canada, a
person driving the vehicle without
permission from the owner is not
covered.
Roadside Assistance is not a part of
the New Vehicle Limited Warranty.
General Motors North America and
Chevrolet reserve the right to make
any changes or discontinue the
Roadside Assistance program at
any time without notification.
General Motors North America and
Chevrolet reserve the right to limit
services or payment to an owner ordriver if they decide the claims are
made too often, or the same type of
claim is made many times.
Services Provided
.Emergency Fuel Delivery:
Delivery of enough fuel for the
vehicle to get to the nearest
service station.
.Lock-Out Service:
Service to
unlock the vehicle if you are
locked out. A remote unlock may
be available if you have OnStar.
For security reasons, the driver
must present identification
before this service is given.
.Emergency Tow from a Public
Road or Highway: Tow to the
nearest certified Volt or ELR
dealer for warranty service, or if
the vehicle was in a crash and
cannot be driven. Assistance is
not given when the vehicle is
stuck in the sand, mud, or snow.
Emergency towing may be
covered during the Extended
Vehicle (EV) warranty.
.Flat Tire Change: Service to
change a flat tire with the tire
sealant and compressor kit.
If the tire has been separated
from the wheel, has damaged
sidewalls, or has a large
puncture, the tire is too severely
damaged for the tire sealant and
compressor kit to be effective
and the vehicle will have to be
towed. It is the owner's
responsibility for the repair or
replacement of the tire if it is not
covered by the warranty.
.Battery Jump Start: Service to
jump start a dead battery.
Services Not Included in
Roadside Assistance
.Impound towing caused by
violation of any laws.
.Legal fines.
.Mounting, dismounting,
or changing of snow tires,
chains, or other traction devices.

Black plate (12,1)Chevrolet VOLT Owner Manual (GMNA-Localizing-U.S./Canada-7695131) -
2015 - crc - 4/25/14
13-12 Customer Information
ORDER TOLL FREE:
1-800-551-4123 Monday - Friday
8:00 AM - 6:00 PM Eastern Time
For Credit Card Orders Only
(VISA-MasterCard-Discover), visit
Helm, Inc. at: www.helminc.com
Or write to:
Helm, Incorporated
Attention: Customer Service
47911 Halyard Drive
Plymouth, MI 48170
Prices are subject to change without
notice and without incurring
obligation. Allow ample time for
delivery.
All listed prices are quoted in U.S.
funds. Make checks payable in U.S.
funds.
Radio Frequency
Identification (RFID)
RFID technology is used in some
vehicles for functions such as tire
pressure monitoring and ignition
system security, as well as inconnection with conveniences such
as Remote Keyless Entry (RKE)
transmitters 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.
Radio Frequency
Statement
This vehicle has systems that
operate on a radio frequency that
complies with Part 15/Part 18 of the
Federal Communications
Commission (FCC) rules and with
Industry Canada Standards
RSS-GEN/210/220/310.
Operation is subject to the following
two conditions:
1. The device may not cause
harmful interference. 2. The device must accept any
interference received, including
interference that may cause
undesired operation of the
device.
Changes or modifications to any of
these systems by other than an
authorized service facility could void
authorization to use this equipment.

Black plate (1,1)Chevrolet VOLT Owner Manual (GMNA-Localizing-U.S./Canada-7695131) -
2015 - crc - 4/25/14
OnStar 14-1
OnStar
OnStar Overview
OnStar Overview . . . . . . . . . . . . 14-1
OnStar Services
Emergency . . . . . . . . . . . . . . . . . . 14-2
Security . . . . . . . . . . . . . . . . . . . . . . 14-3
Navigation . . . . . . . . . . . . . . . . . . . 14-3
Connections . . . . . . . . . . . . . . . . . 14-4
Vehicle Diagnostics . . . . . . . . . . 14-6
OnStar Additional Information
OnStar AdditionalInformation . . . . . . . . . . . . . . . . . 14-6
OnStar Overview
=Voice Command Button
QBlue OnStar Button
>Emergency Button
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. OnStar requires the
vehicle battery and electrical
system, cellular service, and GPS
satellite signals to be available and
operating. OnStar acts as a link to
existing public emergency service
providers. OnStar may collect
information about you and your vehicle, including location
information. See OnStar
’s Terms
and Conditions and Privacy
Statement for more details including
system limitations at
www.onstar.com (U.S.) or
www.onstar.ca (Canada).
The OnStar system status light is
next to the OnStar buttons. If the
status light is:
.Solid Green: System is on.
.Flashing Green: On a call.
.Red: Indicates a problem.
.Off: System is off. Press the blue
OnStar button twice to speak
with an OnStar Advisor.
Press
Qor call 1-888-4-ONSTAR
(1-888-466-7827) to speak to an
Advisor.
Press
=to:
.Make a call, end a call,
or answer an incoming call.
.Give OnStar Hands-Free Calling
voice commands.

Black plate (3,1)Chevrolet VOLT Owner Manual (GMNA-Localizing-U.S./Canada-7695131) -
2015 - crc - 4/25/14
OnStar 14-3
Security
OnStar provides services including
Stolen Vehicle Assistance, Remote
Ignition Block, and Roadside
Assistance, if equipped. OnStar can
unlock the vehicle doors remotely,
if equipped with automatic door
locks, and can help police locate the
vehicle if it is stolen.
Navigation
OnStar navigation requires a
specific OnStar subscription plan.
Press
Qto receive directions or
have them sent to the vehicle
navigation screen, if equipped.
Destinations can also be forwarded
to the vehicle from MapQuest.com.
Turn-by-Turn Navigation
1. PressQto connect to a live
Advisor.
2. Request directions. 3. Directions are downloaded to the
vehicle.
4. Follow the voice-guided commands.
Using Voice Commands
During a Planned Route
Cancel Route
1. Press
=. System responds:
“OnStar ready,” then a tone. Say
“Cancel route.” System
responds: “Do you want to
cancel directions?”
2. Say “Yes.”System responds:
“OK, request completed, thank
you, goodbye.”
Route Preview
1. Press
=. System responds:
“OnStar ready,” then a tone.
2. Say “Route preview.” System
responds with the next three
maneuvers. Repeat
1. Press
=. System responds:
“OnStar ready,” then a tone.
2. Say “Repeat.” System responds
with the last direction given, then
responds with “OnStar ready,”
then a tone.
Get My Destination
1. Press
=. System responds:
“OnStar ready,” then a tone.
2. Say “Get my destination.”
System responds with the
address and the distance to the
destination, then responds with
“OnStar ready,” then a tone.
Other Navigation Services
Available from OnStar
OnStar eNav:Subscribers can
send destinations from
MapQuest.com to the vehicle
Turn-by-Turn Navigation or
screen-based navigation system (if
equipped). When ready, the
directions will be downloaded to the
vehicle.

Black plate (10,1)Chevrolet VOLT Owner Manual (GMNA-Localizing-U.S./Canada-7695131) -
2015 - crc - 5/1/14
14-10 OnStar
Uwe Rommel, Steve Salisbury,
Dave Smith, Steven M. Schweda,
Christian Spieler, Cosmin Truta,
Antoine Verheijen, Paul von Behren,
Rich Wales, Mike White.
This software is provided“as is,”
without warranty of any kind,
express or implied. In no event shall
Info-ZIP or its contributors be held
liable for any direct, indirect,
incidental, special or consequential
damages arising out of the use of or
inability to use this software.
Permission is granted to anyone to
use this software for any purpose,
including commercial applications,
and to alter it and redistribute it
freely, subject to the following
restrictions:
1. Redistributions of source code must retain the above copyright
notice, definition, disclaimer, and
this list of conditions.
2. Redistributions in binary form (compiled executables) must
reproduce the above copyright
notice, definition, disclaimer, and this list of conditions in
documentation and/or other
materials provided with the
distribution. The sole exception
to this condition is redistribution
of a standard UnZipSFX binary
(including SFXWiz) as part of a
self-extracting archive; that is
permitted without inclusion of
this license, as long as the
normal SFX banner has not
been removed from the binary or
disabled.
3. Altered versions–including, but not limited to, ports to new
operating systems, existing ports
with new graphical interfaces,
and dynamic, shared, or static
library versions–must be plainly
marked as such and must not be
misrepresented as being the
original source. Such altered
versions also must not be
misrepresented as being
Info-ZIP releases–including, but
not limited to, labeling of the
altered versions with the names
“Info-ZIP” (or any variation thereof, including, but not limited
to, different capitalizations),
“Pocket UnZip,” “WiZ”
or
“MacZip” without the explicit
permission of Info-ZIP. Such
altered versions are further
prohibited from
misrepresentative use of the
Zip-Bugs or Info-ZIP e-mail
addresses or of the
Info-ZIP URL(s).
4. Info-ZIP retains the right to use the names “Info-ZIP,” “Zip,”
“UnZip,” “UnZipSFX,” “WiZ,”
“Pocket UnZip,” “Pocket Zip,”
and “MacZip” for its own source
and binary releases.

Black plate (1,1)Chevrolet VOLT Owner Manual (GMNA-Localizing-U.S./Canada-7695131) -
2015 - crc - 4/25/14
INDEX i-1
A
Accessories andModifications . . . . . . . . . . . . . . . . . 10-2
Accessory Power . . . . . . . . . . . . . . 9-19
Add-On Electrical Equipment . . . . . . . . . . . . . . . . . . . 9-57
Additional Information
OnStar
®. . . . . . . . . . . . . . . . . . . . . . 14-6
Additional Maintenance and Care . . . . . . . . . . . . . . . . . . . . . 11-7
Air Cleaner/Filter, Engine . . . . . 10-13
Air Conditioning . . . . . . . . . . . . . . . . 8-1
Air Vents . . . . . . . . . . . . . . . . . . . . . . . 8-8
Airbag System
Check . . . . . . . . . . . . . . . . . . . . . . . . 3-29
How Does an AirbagRestrain? . . . . . . . . . . . . . . . . . . . 3-21
Passenger Sensing System . . . . . . . . . . . . . . . . . . . . . . 3-23
What Makes an Airbag
Inflate? . . . . . . . . . . . . . . . . . . . . . . 3-21
What Will You See after an Airbag Inflates? . . . . . . . . . . . . . 3-22
When Should an Airbag Inflate? . . . . . . . . . . . . . . . . . . . . . . 3-20
Where Are the Airbags? . . . . . . 3-18 Airbags
Adding Equipment to the
Vehicle . . . . . . . . . . . . . . . . . . . . . . 3-28
Passenger Status Indicator . . . 5-15
Readiness Light . . . . . . . . . . . . . . 5-14
Servicing Airbag-Equipped Vehicles . . . . . . . . . . . . . . . . . . . . . 3-28
System Check . . . . . . . . . . . . . . . . 3-17
Alarm Vehicle Security . . . . . . . . . . . . . . 2-14
Alert
Pedestrian Friendly . . . . . . . . . . . . 5-5
All-Season Tires . . . . . . . . . . . . . . 10-41
Antilock Brake System (ABS) . . . . . . . . . . . . . . . . 9-30
Warning Light . . . . . . . . . . . . . . . . . 5-20
Appearance Care Exterior . . . . . . . . . . . . . . . . . . . . . 10-79
Interior . . . . . . . . . . . . . . . . . . . . . . 10-83
Assistance Program, Roadside . . . . . . . . . . . . . . . . . . . . . 13-5
Automatic Climate Control System . . . . . . . . 8-1
Door Locks . . . . . . . . . . . . . . . . . . . 2-12
Headlamp System . . . . . . . . . . . . . 6-2
B
Battery . . . . . . . . . . . . . . . . . . . . . . . 10-23Gauge . . . . . . . . . . . . . . . . . . . . . . . . 5-12
High Voltage . . . . . . . . . . . . . . . . . . 5-12
Jump Starting . . . . . . . . . . . . . . . 10-69
Power Protection . . . . . . . . . . . . . . 6-6
Battery and Charging
Messages. . . . . . . . . . . . . . . . . . . . 5-42
Blade Replacement, Wiper . . . 10-26
Brake Parking, Electric . . . . . . . . . . . . . . 9-31
System Warning Light . . . . . . . . 5-19
Brakes . . . . . . . . . . . . . . . . . . . . . . . . 10-20 Antilock . . . . . . . . . . . . . . . . . . . . . . . 9-30
Fluid . . . . . . . . . . . . . . . . . . . . . . . . 10-21
Regenerative Braking . . . . . . . . . 9-32
System Messages . . . . . . . . . . . . 5-43
Braking . . . . . . . . . . . . . . . . . . . . . . . . . 9-5
Break-In, New Vehicle . . . . . . . . . 9-16
Bulb Replacement . . . . . . . . . . . . 10-30 Back-up Lamps . . . . . . . . . . . . . 10-28
Halogen Bulbs . . . . . . . . . . . . . . 10-27
Headlamp Aiming . . . . . . . . . . . 10-27
Headlamps . . . . . . . . . . . . . . . . . 10-27
License Plate Lamps . . . . . . . 10-29
Buying New Tires . . . . . . . . . . . . . 10-54

Black plate (2,1)Chevrolet VOLT Owner Manual (GMNA-Localizing-U.S./Canada-7695131) -
2015 - crc - 4/25/14
i-2 INDEX
C
Calibration . . . . . . . . . . . . . . . . . . . . . 5-12
CaliforniaFuel Requirements . . . . . . . . . . . 9-54
Perchlorate MaterialsRequirements . . . . . . . . . . . . . . . 10-2
Warning . . . . . . . . . . . . . . . . . . . . . . 10-2
Camera Rear Vision (RVC) . . . . . . . . . . . . 9-42
Canadian Vehicle Owners . . . . . . . . iii
Capacities and Specifications . . . . . . . . . . . . . . . . 12-2
Carbon Monoxide Engine Exhaust . . . . . . . . . . . . . . . 9-27
Hatch . . . . . . . . . . . . . . . . . . . . . . . . . 2-13
Winter Driving . . . . . . . . . . . . . . . . . 9-9
Cargo Cover . . . . . . . . . . . . . . . . . . . . . . . . . . 4-4
Cautions, Danger, and Warnings . . . . . . . . . . . . . . . . . . . . . . . . iv
Center Stack Display . . . . . . . . . . 5-26
Chains, Tire . . . . . . . . . . . . . . . . . . 10-59
Charge Cord . . . . . . . . . . . . . . . . . . . 9-51 Charging
Delay Override . . . . . . . . . . . . . . . 9-47
Electrical Requirements . . . . . . 9-52
Plug-In . . . . . . . . . . . . . . . . . . . . . . . 9-45
Programmable . . . . . . . . . . . . . . . . 5-28
Utility Interruption . . . . . . . . . . . . . 9-52
Charging Status Screens . . . . . . 9-48
Charging System Light . . . . . . . . 5-16
Check
Engine Light . . . . . . . . . . . . . . . . . . 5-16
Child Restraints
Infants and YoungChildren . . . . . . . . . . . . . . . . . . . . . 3-32
Lower Anchors and Tethers for Children . . . . . . . . . 3-38
Older Children . . . . . . . . . . . . . . . . 3-30
Securing . . . . . . . . . . . . . . . . 3-45, 3-47
Systems . . . . . . . . . . . . . . . . . . . . . . 3-35
Cleaning Exterior Care . . . . . . . . . . . . . . . 10-79
Interior Care . . . . . . . . . . . . . . . . 10-83
Climate Control Systems Automatic . . . . . . . . . . . . . . . . . . . . . . 8-1
Clock . . . . . . . . . . . . . . . . . . . . . . . . . . 5-39
Cluster, Instrument . . . . . . . . . . . . . 5-8
Collision Damage Repair . . . . . . 13-9 Compartments
Storage . . . . . . . . . . . . . . . . . . . . . . . . 4-1
Compass . . . . . . . . . . . . . . . . . . . . . . 5-12
Compressor Kit, Tire Sealant . . . . . . . . . . . . . . . . . . . . . . 10-61
Connections OnStar
®. . . . . . . . . . . . . . . . . . . . . . 14-4
Control Traction and ElectronicStability . . . . . . . . . . . . . . . . . . . . . 9-33
Control of a Vehicle . . . . . . . . . . . . . 9-5
Convex Mirrors . . . . . . . . . . . . . . . . 2-16
Coolant
Engine . . . . . . . . . . . . . . . . . . . . . . 10-17
Engine TemperatureWarning Light . . . . . . . . . . . . . . . 5-23
Cooling System . . . . . . . . 10-14–10-16 Engine Messages . . . . . . . . . . . . 5-44
Courtesy Transportation Program . . . . . . . . . . . . . . . . . . . . . . 13-7
Cover
Cargo . . . . . . . . . . . . . . . . . . . . . . . . . . 4-4
Cruise Control . . . . . . . . . . . . . . . . . 9-35 Light . . . . . . . . . . . . . . . . . . . . . . . . . . 5-25
Messages . . . . . . . . . . . . . . . . . . . . 5-43

Black plate (6,1)Chevrolet VOLT Owner Manual (GMNA-Localizing-U.S./Canada-7695131) -
2015 - crc - 4/25/14
i-6 INDEX
L
Labeling, Tire Sidewall . . . . . . . . 10-42
LampsDaytime Running (DRL) . . . . . . . 6-2
Dome . . . . . . . . . . . . . . . . . . . . . . . . . . 6-4
Exterior Controls . . . . . . . . . . . . . . . 6-1
License Plate . . . . . . . . . . . . . . . 10-29
Malfunction Indicator . . . . . . . . . 5-16
Messages . . . . . . . . . . . . . . . . . . . . 5-46
On Reminder . . . . . . . . . . . . . . . . . 5-25
Reading . . . . . . . . . . . . . . . . . . . . . . . 6-5
Lane Departure Warning (LDW) . . . . . . . . . . . . . . . 9-44
Lane Departure Warning Light . . . . . . . . . . . . . . . . . . . . . . . . . 5-21
Lap-Shoulder Belt . . . . . . . . . . . . . 3-11
LATCH System
Replacing Parts after aCrash . . . . . . . . . . . . . . . . . . . . . . . 3-44
LATCH, Lower Anchors and
Tethers for Children . . . . . . . . . . 3-38
LED Lighting . . . . . . . . . . . . . . . . . . 10-27
Lifting the Vehicle, Tires . . . . . . . 10-3 Light
Hold Mode . . . . . . . . . . . . . . . . . . . . 5-21
Ready Indicator . . . . . . . . . . . . . . . 5-25
Vehicle Ready . . . . . . . . . . . . . . . . 5-25
Lighting Entry . . . . . . . . . . . . . . . . . . . . . . . . . . 6-5
Exit . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-5
Illumination Control . . . . . . . . . . . . 6-4
LED . . . . . . . . . . . . . . . . . . . . . . . . 10-27
Lights Airbag Readiness . . . . . . . . . . . . . 5-14
Antilock Brake System
(ABS) Warning . . . . . . . . . . . . . . 5-20
Brake System Warning . . . . . . . 5-19
Charging System . . . . . . . . . . . . . 5-16
Cruise Control . . . . . . . . . . . . . . . . 5-25
Electric Parking Brake . . . . . . . . 5-19
Engine Coolant Temperature Warning . . . . . . . 5-23
Engine Oil Pressure . . . . . . . . . . 5-24
Flash-to-Pass . . . . . . . . . . . . . . . . . . 6-1
High-Beam On . . . . . . . . . . . . . . . . 5-25
High/Low Beam Changer . . . . . . 6-1
Hood, Door, Hatch Open . . . . . 5-25
Lane Departure Warning . . . . . . 5-21
Low Fuel Warning . . . . . . . . . . . . 5-24 Lights (cont'd)
Mountain Mode . . . . . . . . . . . . . . . 5-21
Safety Belt Reminders . . . . . . . . 5-13
Security . . . . . . . . . . . . . . . . . . . . . . 5-24
Service Electric Parking
Brake . . . . . . . . . . . . . . . . . . . . . . . 5-20
Sport Mode . . . . . . . . . . . . . . . . . . . 5-21
StabiliTrak
®OFF . . . . . . . . . . . . . 5-22
Tire Pressure . . . . . . . . . . . . . . . . . 5-23
Traction Control System
(TCS)/StabiliTrak
®. . . . . . . . . . 5-23
Traction Off . . . . . . . . . . . . . . . . . . . 5-22
Locks Automatic Door . . . . . . . . . . . . . . . 2-12
Delayed Locking . . . . . . . . . . . . . . 2-12
Door . . . . . . . . . . . . . . . . . . . . . . . . . . 2-10
Lockout Protection . . . . . . . . . . . . 2-12
Power Door . . . . . . . . . . . . . . . . . . . 2-11
Safety . . . . . . . . . . . . . . . . . . . . . . . . 2-12
Loss of Control . . . . . . . . . . . . . . . . . 9-7
Low Fuel Warning Light . . . . . . . . 5-24
Lower Anchors and Tethers for Children (LATCH
System) . . . . . . . . . . . . . . . . . . . . . . 3-38