ECU CHEVROLET VOLT 2015 2.G Service Manual

Black plate (7,1)Chevrolet VOLT Owner Manual (GMNA-Localizing-U.S./Canada-7695131) -
2015 - crc - 4/25/14
Vehicle Care 10-7
3. Go to the front of the vehicle andlocate the secondary release
lever under the front center of
the hood. Push the secondary
hood release lever to the right to
disengage.
4. Lift the hood and release the hood prop rod from its retainer
above the radiator support.
Place the prop rod securely into
the slotted retainer in the hood.
To close the hood:
1. Before closing the hood, check that all filler caps are properly
installed. Then, lift the hood to
relieve pressure on the
hood prop. 2. Remove the hood prop from the
slotted retainer in the hood and
return it to its retainer above the
radiator support. The prop rod
must lock into place when
returning it to the retainer to
prevent hood damage.
3. Lower the hood 20 cm (8 in) above the vehicle and release it
so it fully latches. Check to
make sure the hood is firmly
closed. Repeat the process if
necessary.

Black plate (14,1)Chevrolet VOLT Owner Manual (GMNA-Localizing-U.S./Canada-7695131) -
2015 - crc - 4/25/14
10-14 Vehicle Care
2. Replace the air cleaner cover bylowering it to meet the bottom of
the engine air cleaner/filter
assembly. Place the retaining
clips (1) on the engine air
cleaner/filter assembly and
secure. The rear tabs must be
secured into the lower portion of
the air cleaner.
3. Reconnect the air duct and tighten the air duct clamp (2).
4. Reconnect the electrical connector (3).
{Warning
Operating the engine with the air
cleaner/filter off can cause you or
others to be burned. The air
cleaner not only cleans the air; it
helps to stop flames if the engine
backfires. Use caution when
working on the engine and do not
drive with the air cleaner/filter off.
{Caution
If the air cleaner/filter is off, dirt
can easily get into the engine,
which could damage it. Always
have the air cleaner/filter in place
when you are driving.
Cooling System (Engine)
1. Engine Coolant Surge Tank
and Pressure Cap
2. Engine Cooling Fans (Out of View)
{Warning
The electric fans under the hood
can start up even when the
engine is not running and can
cause injury. Keep hands,
clothing, and tools away from any
underhood electric fan.
If the coolant inside the coolant
surge tank is boiling, do not do
anything else until it cools down.
The vehicle should be parked on a
level surface.
The coolant level should be up to
the cold fill line. If it is not, there
might be a leak at the radiator
hoses, heater hoses, radiator, water
pump, or somewhere else in the
cooling system.

Black plate (19,1)Chevrolet VOLT Owner Manual (GMNA-Localizing-U.S./Canada-7695131) -
2015 - crc - 4/25/14
Vehicle Care 10-19
If coolant is needed, add the proper
DEX-COOL coolant mixture at the
coolant surge tank.
The coolant surge tank pressure
cap can be removed when the
cooling system, including the surge
tank pressure cap and upper
radiator hose, is no longer hot.
1. Turn the pressure cap slowlycounterclockwise. If a hiss is
heard, wait for that to stop.
A hiss means there is still some
pressure left.
2. Keep turning the cap and remove it.
3. Fill the coolant surge tank with
the proper mixture to the cold
fill line.
4. Replace the pressure cap. Be sure the pressure cap is
hand-tight and fully seated.
{Caution
If the pressure cap is not tightly
installed, coolant loss and
possible engine damage may
occur. Be sure the cap is properly
and tightly secured.
Engine Overheating
The vehicle has an indicator to warn
of engine overheating.
If the decision is made not to lift the
hood when this warning appears,
get service help right away. See
Roadside Assistance Program on
page 13-5.
If the decision is made to lift the
hood, make sure the vehicle is
parked on a level surface.
Then check to see if the engine
cooling fans are running. If the
engine is overheating, the fans
should be running. If they are not,
do not continue to run the vehicle
and have the vehicle serviced.
{Caution
Running the engine without
coolant may cause damage or a
fire. Vehicle damage would not be
covered by the vehicle warranty.

Black plate (28,1)Chevrolet VOLT Owner Manual (GMNA-Localizing-U.S./Canada-7695131) -
2015 - crc - 4/25/14
10-28 Vehicle Care
6. Install the bulb socket by turningit clockwise.
7. Install the cover in the back of the headlamp assembly by
turning it clockwise.
Passenger Side Headlamps
To replace the high/low‐beam
headlamp:
1. Open the hood. See Hood on
page 10-6.
2. Remove the air cleaner cover. See Engine Air Cleaner/Filter on
page 10-13. 3. Remove the air cleaner
assembly by pulling up to
release the rear two retention
posts from the securing
grommets. Then pull it forward to
remove the remaining retention
post from the securing grommet.
4. Remove the cover from the back
of the headlamp assembly by
turning it counterclockwise.
5. Remove the bulb from the headlamp assembly by turning it
counterclockwise.
6. Disconnect the bulb from the wiring harness connector.
7. Install the new bulb in the headlamp assembly by turning it
clockwise. 8. Reconnect the wiring harness
connector.
9. Install the cover on the back of the headlamp assembly by
turning it clockwise.
10. Install the air cleaner assembly by lowering the three retention
posts into the grommets.
11. Install the engine air cleaner/ filter assembly cover. See
Engine Air Cleaner/Filter on
page 10-13.Back-Up Lamps
The back-up lamp is in the rear
fascia.

Black plate (37,1)Chevrolet VOLT Owner Manual (GMNA-Localizing-U.S./Canada-7695131) -
2015 - crc - 4/25/14
Vehicle Care 10-37
Instrument Panel Fuse Block
A fuse puller is in the engine
compartment fuse block.
The vehicle may not be equipped
with all of the fuses, relays, and
features shown. Fuses Usage
F1 Steering Wheel Switch Backlighting
F2 Empty
F3 Empty Fuses
Usage
F4 Body Control Module 3/Right
Headlamp
F5 Body Control Module 2/Body
Control Module
Electronics/Hatch
Lamp/Right Daytime
Running Lamp/
Shifter Lock/Switch
Backlighting Fuses
Usage
F6 Empty
F7 Body Control Module 6/Map
Lights/Courtesy
Lights/Back–
up Lamp
F8 Body Control Module 7/Left Front
Turn Signal/Right
Rear Stop and Turn
Signal Lamp/Child
Security Lock Relay
Control
F9 Body Control Module 8/Locks
F10 Data Link Connector, Right
(Secondary)
F11 Universal Garage Door Opener (If
Equipped)
F12 Blower Motor
F13 Empty

Black plate (76,1)Chevrolet VOLT Owner Manual (GMNA-Localizing-U.S./Canada-7695131) -
2015 - crc - 4/25/14
10-76 Vehicle Care
5. Ramps (2) are required for thefront fascia (3) to clear the
flatbed (1). The ramp height
should be approximately 102 mm
(4 in). Lower the flatbed onto the
set of ramps.
{Caution
If ramps are not used, the front
fascia will come into contact with
the flatbed and may cause
damage. Always use ramps. 6. After the front tires are on the
flatbed adjust the flatbed upward
to provide additional clearance
between the air dam, fascia, and
flatbed.
7. When the fascia has enough clearance to clear the flatbed,
lower the flatbed, and finish
pulling the vehicle onto the
flatbed.
8. Use the proper nylon strap harnesses around the tires to
secure them to the flatbed car
carrier.
If the vehicle is parked off the
shoulder of the road, at an angle
that it cannot be pulled onto a
flatbed, a hook/chain can be placed
into either of the front torque box
openings to pull the vehicle onto a
flat surface. Make sure that the
chains do not come in contact with
the rocker panel (1) or the front
fascia (2).

Black plate (78,1)Chevrolet VOLT Owner Manual (GMNA-Localizing-U.S./Canada-7695131) -
2015 - crc - 4/25/14
10-78 Vehicle Care
towed, a dolly should be used. See
the information on dolly towing
following.
Dolly Towing from the Front
The vehicle can be towed from the
front using a dolly. To tow the
vehicle using a dolly:
1. Attach the dolly to the towvehicle following the dolly
manufacturer's instructions.
2. Drive the front wheels onto the dolly.
3. Put the shift lever in P (Park). 4. Set the parking brake and
remove the key.
5. Clamp the steering wheel in a straight-ahead position with a
clamping device designed for
towing.
6. Secure the vehicle to the dolly.
7. Release the parking brake.
8. Check for adequate rear fascia to ground clearance.
Dolly Towing from the Rear
{Caution
Towing the vehicle from the rear,
with the front wheels on the
ground, could damage the drive
unit, and front fascia. Do not tow
the vehicle from the rear with the
front wheels on the ground.

Black plate (87,1)Chevrolet VOLT Owner Manual (GMNA-Localizing-U.S./Canada-7695131) -
2015 - crc - 4/25/14
Vehicle Care 10-87
Care of Safety Belts
Keep belts clean and dry.
{Warning
Do not bleach or dye safety belts.
It may severely weaken them. In
a crash, they might not be able to
provide adequate protection.
Clean safety belts only with mild
soap and lukewarm water.
Floor Mats
{Warning
If a floor mat is the wrong size or
is not properly installed, it can
interfere with the pedals.
Interference with the pedals can
cause unintended acceleration
and/or increased stopping
distance which can cause a crash
and injury. Make sure the floor
mat does not interfere with the
pedals.Use the following guidelines for
proper floor mat usage:
.The original equipment floor
mats were designed for your
vehicle. If the floor mats need
replacing, it is recommended
that GM certified floor mats be
purchased. Non-GM floor mats
may not fit properly and may
interfere with the pedals. Always
check that the floor mats do not
interfere with the pedals.
.Use the floor mat with the
correct side up. Do not turn
it over.
.Do not place anything on top of
the driver side floor mat.
.Use only a single floor mat on
the driver side.
.Do not place one floor mat on
top of another.
Removing and Replacing the
Floor Mats
Pull up on the rear of the floor mat
to unlock each retainer and remove.
Reinstall by lining up the floor mat
retainer openings over the carpet
retainers and snap into position.
Make sure the floor mat is properly
secured in place.
Verify the floor mat does not
interfere with the pedals.

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.