2018 CHEVROLET VOLT Owner's Manual

Chevrolet VOLT Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
11349113) - 2018 - crc - 10/12/17
232 Driving and Operating
Warning (Continued)
.Fill the container no more
than 95% full to allow for
expansion.
. Do not smoke, light
matches, or use lighters
while pumping fuel.
. Avoid using cell phones or
other electronic devices.
Trailer Towing
General Towing
Information
The vehicle is neither designed nor
intended to tow a trailer or another
vehicle.
For information on towing a disabled
vehicle, see Towing the Vehicle
0 311. For information on towing the
vehicle behind another vehicle such
as a motor home, see Recreational
Vehicle Towing 0313.
Conversions and
Add-Ons
Add-On Electrical
Equipment
{Warning
The Data Link Connector (DLC) is
used for vehicle service and
Emission Inspection/Maintenance
testing. See Malfunction
Indicator Lamp (Check Engine
Light) 0114. A device connected
to the DLC —such as an
aftermarket fleet or
driver-behavior tracking device —
may interfere with vehicle
systems. This could affect vehicle
operation and cause a crash.
Such devices may also access
information stored in the vehicle’s
systems.

Chevrolet VOLT Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
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Driving and Operating 233
Caution
Some electrical equipment can
damage the vehicle or cause
components to not work and
would not be covered by the
vehicle warranty. Always check
with your dealer before adding
electrical equipment.
Add-on equipment can drain the
vehicle's 12-volt battery, even if the
vehicle is not operating.
When adding electrical equipment, it
should only be connected using the
accessory power outlets. The
maximum power that can be
supplied by one accessory power
outlet, or spread across all power
outlets, is 200 watts or 15 amps.
Exceeding 200 watts or 15 amps
may cause erratic vehicle operation.
See Power Outlets 0103.

Chevrolet VOLT Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
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234 Vehicle Care
Vehicle Care
General Information
General Information . . . . . . . . . . 235
California Proposition65 Warning . . . . . . . . . . . . . . . . . 235
California Perchlorate Materials Requirements . . . . . 236
Accessories and Modifications . . . . . . . . . . . . . . . . 236
Vehicle Checks
Doing Your OwnService Work . . . . . . . . . . . . . . . 236
Hood . . . . . . . . . . . . . . . . . . . . . . . . . 237
Engine Compartment Overview . . . . . . . . . . . . . . . . . . . . 239
Engine Oil . . . . . . . . . . . . . . . . . . . . 240
Engine Oil Life System . . . . . . . 242
Engine Air Cleaner/Filter . . . . . . 243
Cooling System (Engine) . . . . . 245
Cooling System (High Voltage Battery) . . . . . . . . . . . . . . . . . . . . . 248
Cooling System (Power Electronics and Charger
Modules) . . . . . . . . . . . . . . . . . . . . 249
Engine Overheating . . . . . . . . . . 250
Washer Fluid . . . . . . . . . . . . . . . . . 250
Brakes . . . . . . . . . . . . . . . . . . . . . . . 251 Brake Fluid . . . . . . . . . . . . . . . . . . . 252
Battery - North America . . . . . . 253
Electric Drive Unit Shift Lock
Control Function Check . . . . . 255
Park Brake and P (Park)
Mechanism Check . . . . . . . . . . 256
Wiper Blade Replacement . . . . 256
Gas Strut(s) . . . . . . . . . . . . . . . . . . 257
Headlamp Aiming
Headlamp Aiming . . . . . . . . . . . . 258
Bulb Replacement
Bulb Replacement . . . . . . . . . . . . 258
Halogen Bulbs . . . . . . . . . . . . . . . . 258
LED Lighting . . . . . . . . . . . . . . . . . 258
Headlamps . . . . . . . . . . . . . . . . . . . 258
Taillamps . . . . . . . . . . . . . . . . . . . . . 259
License Plate Lamp . . . . . . . . . . 260
Electrical System
High Voltage Devices and Wiring . . . . . . . . . . . . . . . . . . . . . . . 261
Electrical System Overload . . . 261
Fuses and Circuit Breakers . . . 262
Engine Compartment Fuse Block . . . . . . . . . . . . . . . . . . . . . . . . 262
Instrument Panel Fuse Block . . . . . . . . . . . . . . . . . . . . . . . . 266
Rear Compartment Fuse Block . . . . . . . . . . . . . . . . . . . . . . . . 269
Wheels and Tires
Tires . . . . . . . . . . . . . . . . . . . . . . . . . . 271
All-Season Tires . . . . . . . . . . . . . . 272
Winter Tires . . . . . . . . . . . . . . . . . . 272
Low-Profile Tires . . . . . . . . . . . . . 273
Tire Sidewall Labeling . . . . . . . . 273
Tire Designations . . . . . . . . . . . . . 275
Tire Terminology andDefinitions . . . . . . . . . . . . . . . . . . 276
Tire Pressure . . . . . . . . . . . . . . . . . 279
Tire Pressure Monitor System . . . . . . . . . . . . . . . . . . . . . . 280
Tire Pressure Monitor Operation . . . . . . . . . . . . . . . . . . . 281
Tire Inspection . . . . . . . . . . . . . . . . 284
Tire Rotation . . . . . . . . . . . . . . . . . 284
When It Is Time for New Tires . . . . . . . . . . . . . . . . . . . . . . . . 285
Buying New Tires . . . . . . . . . . . . . 286
Different Size Tires and Wheels . . . . . . . . . . . . . . . . . . . . . . 287
Uniform Tire Quality Grading . . . . . . . . . . . . . . . . . . . . . 288
Wheel Alignment and Tire Balance . . . . . . . . . . . . . . . . . . . . . 289
Wheel Replacement . . . . . . . . . . 289
Tire Chains . . . . . . . . . . . . . . . . . . . 291
If a Tire Goes Flat . . . . . . . . . . . . 291
Tire Sealant and Compressor Kit . . . . . . . . . . . . . 292

Chevrolet VOLT Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
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Vehicle Care 235
Storing the Tire Sealant andCompressor Kit . . . . . . . . . . . . . 299
Tire Changing . . . . . . . . . . . . . . . . 299
Compact Spare Tire . . . . . . . . . . 305
Jump Starting
Jump Starting - North America . . . . . . . . . . . . . . . . . . . . . 306
Towing the Vehicle
Towing the Vehicle . . . . . . . . . . . . 311
Recreational VehicleTowing . . . . . . . . . . . . . . . . . . . . . . 313
Appearance Care
Exterior Care . . . . . . . . . . . . . . . . . 315
Interior Care . . . . . . . . . . . . . . . . . . 320
Floor Mats . . . . . . . . . . . . . . . . . . . . 323
General Information
For service and parts needs, visit
your dealer. You will receive
genuine GM parts and GM-trained
and supported service people.
Genuine GM parts have one of
these marks:
California Proposition
65 Warning
{Warning
Most motor vehicles, including
this one, as well as many of its
service parts and fluids, contain
and/or emit chemicals known to
the State of California to cause
cancer and birth defects or other
reproductive harm. Engine
exhaust, many parts and
systems, many fluids, and some
component wear by-products
contain and/or emit these
chemicals. For more information
go to www.P65Warnings.ca.gov/
passenger-vehicle.
See Battery - North America 0253
and Jump Starting - North America
0 306 and the back cover.

Chevrolet VOLT Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
11349113) - 2018 - crc - 10/12/17
236 Vehicle Care
California Perchlorate
Materials Requirements
Certain types of automotive
applications, such as airbag
initiators, seat belt pretensioners,
and lithium batteries contained in
Remote Keyless Entry transmitters,
may contain perchlorate materials.
Special handling may be necessary.
For additional information, see
www.dtsc.ca.gov/hazardouswaste/
perchlorate.
Accessories and
Modifications
Adding non-dealer accessories or
making modifications to the vehicle
can affect vehicle performance and
safety, including such things as
airbags, braking, stability, ride and
handling, emissions systems,
aerodynamics, durability, and
electronic systems like antilock
brakes, traction control, and stability
control. These accessories or
modifications could even cause
malfunction or damage not covered
by the vehicle warranty.Damage to suspension components
caused by modifying vehicle height
outside of factory settings will not be
covered by the vehicle warranty.
Damage to vehicle components
resulting from modifications or the
installation or use of non-GM
certified parts, including control
module or software modifications, is
not covered under the terms of the
vehicle warranty and may affect
remaining warranty coverage for
affected parts.
GM Accessories are designed to
complement and function with other
systems on the vehicle. See your
dealer to accessorize the vehicle
using genuine GM Accessories
installed by a dealer technician.
Also, see
Adding Equipment to the
Airbag-Equipped Vehicle 076.
Vehicle Checks
Doing Your Own
Service Work
{Warning
Never try to do your own service
on high voltage battery
components. You can be injured
and the vehicle can be damaged
if you try to do your own service
work. Service and repair of these
high voltage battery components
should only be performed by a
trained dealer technician with the
proper knowledge and tools.
Exposure to high voltage can
cause shock, burns, and even
death. The high voltage
components in the vehicle can
only be serviced by technicians
with special training.
(Continued)

Chevrolet VOLT Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
11349113) - 2018 - crc - 10/12/17
Vehicle Care 237
Warning (Continued)
High voltage components are
identified by labels. Do not
remove, open, take apart,
or modify these components.
High voltage cable or wiring has
orange covering. Do not probe,
tamper with, cut, or modify high
voltage cable or wiring.
{Warning
It can be dangerous to work on
your vehicle if you do not have
the proper knowledge, service
manual, tools, or parts. Always
follow owner’s manual procedures
and consult the service manual
for your vehicle before doing any
service work.
If doing some of your own service
work, use the proper service
manual. It tells you much more
about how to service the vehicle
than this manual can. To order the proper service manual, see
Service
Publications Ordering Information
0 351.
This vehicle has an airbag system.
Before attempting to do your own
service work, see Airbag System
Check 077.
Keep a record with all parts receipts
and list the mileage and the date of
any service work performed. See
Maintenance Records 0337.
Caution
Even small amounts of
contamination can cause damage
to vehicle systems. Do not allow
contaminants to contact the fluids,
reservoir caps, or dipsticks.
Hood
To open the hood:
1. Turn the vehicle off before opening the hood. If the vehicle
is on, the engine will start when the hood is opened.
See
Electric Mode 0176 and
Extended Range Mode 0177.
2. Pull the release handle with
this symbol. It is below the
instrument panel outboard of
the steering wheel.
3. Go to the front of the vehicleand locate the secondary
release lever under the front

Chevrolet VOLT Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
11349113) - 2018 - crc - 10/12/17
238 Vehicle Care
left center of the hood. Push
the secondary hood release
lever to the right to disengage.
4. Lift the hood and release thehood prop rod from its retainer
above the radiator support.
Place the prop rod securely
into the slot 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 slot 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.

Chevrolet VOLT Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
11349113) - 2018 - crc - 10/12/17
Vehicle Care 239
Engine Compartment Overview