check engine light CHEVROLET VOLT 2018 Owner's Guide

Chevrolet VOLT Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
11349113) - 2018 - crc - 10/12/17
Service and Maintenance 333
.To avoid break-down or failure to
start the vehicle, maintain a
battery with full cranking power.
. Trained dealer technicians have
the diagnostic equipment to test
the battery and ensure that the
connections and cables are
corrosion-free.
Belts
. Belts may need replacing if they
squeak or show signs of
cracking or splitting.
. Trained dealer technicians have
access to tools and equipment
to inspect the belts and
recommend adjustment or
replacement when necessary.
Brakes
Brakes stop the vehicle and are
crucial to safe driving.
. Signs of brake wear may include
chirping, grinding, or squealing
noises, or difficulty stopping. .
Trained dealer technicians have
access to tools and equipment
to inspect the brakes and
recommend quality parts
engineered for the vehicle.
Fluids
Proper fluid levels and approved
fluids protect the vehicle’s systems
and components. See
Recommended Fluids and
Lubricants 0335 for GM approved
fluids.
. Engine oil and windshield
washer fluid levels should be
checked at every fuel fill.
. Instrument cluster lights may
come on to indicate that fluids
may be low and need to be
filled.
Hoses
Hoses transport fluids and should
be regularly inspected to ensure
that there are no cracks or leaks.
With a multi-point inspection, your
dealer can inspect the hoses and
advise if replacement is needed. Lamps
Properly working headlamps,
taillamps, and brake lamps are
important to see and be seen on
the road.
.
Signs that the headlamps need
attention include dimming, failure
to light, cracking, or damage.
The brake lamps need to be
checked periodically to ensure
that they light when braking.
. With a multi-point inspection,
your dealer can check the lamps
and note any concerns.
Shocks and Struts
Shocks and struts help aid in control
for a smoother ride.
. Signs of wear may include
steering wheel vibration, bounce/
sway while braking, longer
stopping distance, or uneven
tire wear.
. As part of the multi-point
inspection, trained dealer
technicians can visually inspect
the shocks and struts for signs

Chevrolet VOLT Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
11349113) - 2018 - crc - 10/12/17
Index 367
IndexA
Accessories andModifications . . . . . . . . . . . . . . . . . . 236
Accessory Power . . . . . . . . . . . . . . . 174
Adaptive Cruise Control . . . . . . . . 193
Add-On Electrical Equipment . . . 232
Additional Information OnStar . . . . . . . . . . . . . . . . . . . . . . . 361
Additional Maintenance and Care . . . . . . . . . . . . . . . . . . . . . . 332
Air Cleaner/Filter, Engine . . . . . . . 243
Air Conditioning . . . . . . . . . . . . . . . . 153
Air Filter, Passenger Compartment . . . . . . . . . . . . . . . . . 159
Air Vents . . . . . . . . . . . . . . . . . . . . . . . 158
Airbag System Check . . . . . . . . . . . . . . . . . . . . . . . . . . 77
How Does an AirbagRestrain? . . . . . . . . . . . . . . . . . . . . . 69
Passenger Sensing System . . . . 71
What Makes an Airbag Inflate? . . . . . . . . . . . . . . . . . . . . . . . . 69
What Will You See after an Airbag Inflates? . . . . . . . . . . . . . . . 70
When Should an Airbag Inflate? . . . . . . . . . . . . . . . . . . . . . . . . 68
Where Are the Airbags? . . . . . . . . 66 Airbags
Adding Equipment to the
Vehicle . . . . . . . . . . . . . . . . . . . . . . . . 76
Passenger Status Indicator . . . .113
Readiness Light . . . . . . . . . . . . . . .113
Servicing Airbag-Equipped Vehicles . . . . . . . . . . . . . . . . . . . . . . . 76
System Check . . . . . . . . . . . . . . . . . . 65
Alarm Vehicle Security . . . . . . . . . . . . . . . . 46
Alert
Lane Change . . . . . . . . . . . . . . . . . 209
Side Blind Zone (SBZA) . . . . . . 209
All-Season Tires . . . . . . . . . . . . . . . . 272
Antilock Brake System (ABS) . . . 185 Warning Light . . . . . . . . . . . . . . . . . .117
Appearance Care Exterior . . . . . . . . . . . . . . . . . . . . . . . 315
Interior . . . . . . . . . . . . . . . . . . . . . . . . 320
Assistance Program, Roadside . . . . . . . . . . . . . . . . . . . . . . 345
Assistance Systems for Driving . . . . . . . . . . . . . . . . . . . . . . . . 205
Assistance Systems for Parking and Backing . . . . . . . . . . 201
Automatic Climate Control System . . . . . . . 153
Door Locks . . . . . . . . . . . . . . . . . . . . . 43

Chevrolet VOLT Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
11349113) - 2018 - crc - 10/12/17
368 Index
Automatic (cont'd)Forward Braking . . . . . . . . . . . . . . 207
Headlamp System . . . . . . . . . . . . 147
B
Battery . . . . . . . . . . . . . . . . . . . . . . . . . 110
Power Protection . . . . . . . . . . . . . 151
Battery - North America . . . . 253, 306
Battery Gauge High Voltage . . . . . . . . . . . . . . . . . . .110
Blade Replacement, Wiper . . . . . 256
Brake Parking, Electric . . . . . . . . . . . . . . 185
System Warning Light . . . . . . . . .116
Brakes . . . . . . . . . . . . . . . . . . . . . . . . . . 251 Antilock . . . . . . . . . . . . . . . . . . . . . . . 185
Fluid . . . . . . . . . . . . . . . . . . . . . . . . . . 252
Regenerative Braking . . . . . . . . . 187
Braking . . . . . . . . . . . . . . . . . . . . . . . . . 162
Automatic Forward . . . . . . . . . . . 207
Break-In, New Vehicle . . . . . . . . . . 171
Bulb Replacement Halogen Bulbs . . . . . . . . . . . . . . . . 258
Headlamp Aiming . . . . . . . . . . . . . 258
Headlamps . . . . . . . . . . . . . . . . . . . 258
License Plate Lamps . . . . . . . . . 260
Taillamps . . . . . . . . . . . . . . . . . . . . . 259
Buying New Tires . . . . . . . . . . . . . . . 286
C
Calibration . . . . . . . . . . . . . . . . . . . . . . 102
California
Fuel Requirements . . . . . . . . . . . 229
Perchlorate MaterialsRequirements . . . . . . . . . . . . . . . 236
California Proposition
65 Warning . . . . . . . . . .235, 253, 306, Back Cover
Canadian Vehicle Owners . . . . . . . . 2
Capacities and Specifications . . . . . . . . . . . . . . . . . 339
Carbon Monoxide
Engine Exhaust . . . . . . . . . . . . . . . 182
Hatch . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Winter Driving . . . . . . . . . . . . . . . . 166
Cargo Cover . . . . . . . . . . . . . . . . . . . . . . . . . . . 97
Tie-Downs . . . . . . . . . . . . . . . . . . . . . . 98
Caution, Danger, and Warning . . . . 2
Center Console Storage . . . . . . . . . 97
Chains, Tire . . . . . . . . . . . . . . . . . . . . 291
Charge Cord . . . . . . . . . . . . . . . . . . . . 220
Charging Delay Override . . . . . . . . . . . . . . . 215
Electrical Requirements . . . . . . 227
Plug-In . . . . . . . . . . . . . . . . . . . . . . . 213 Charging (cont'd)
Programmable . . . . . . . . . . . . . . . . 123
Utility Interruption . . . . . . . . . . . . . 226
Wireless . . . . . . . . . . . . . . . . . . . . . . 103
Charging Status Screens . . . . . . . 215
Charging System Light . . . . . . . . . 114
Check Engine Light (MalfunctionIndicator) . . . . . . . . . . . . . . . . . . . . .114
Child Restraints Infants and Young Children . . . . . 79
Lower Anchors and Tethersfor Children . . . . . . . . . . . . . . . . . . . 84
Older Children . . . . . . . . . . . . . . . . . . 77
Securing . . . . . . . . . . . . . . . . . . . . 90, 92
Systems . . . . . . . . . . . . . . . . . . . . . . . . 81
Circuit Breakers . . . . . . . . . . . . . . . . 262
Cleaning Exterior Care . . . . . . . . . . . . . . . . . 315
Interior Care . . . . . . . . . . . . . . . . . . 320
Climate Control Systems Automatic . . . . . . . . . . . . . . . . . . . . . 153
Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . 102
Cluster, Instrument . . . . . . . . . . . . . 106
Collision Damage Repair . . . . . . . 348
Compact Spare Tire . . . . . . . . . . . . 305
Compartments Storage . . . . . . . . . . . . . . . . . . . . . . . . . 96

Chevrolet VOLT Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
11349113) - 2018 - crc - 10/12/17
370 Index
E
Electric Drive Unit . . . . . . . . . . . . . . 183
Electric Drive Unit Shift LockControl Function Check . . . . . . . 255
Electric Mode . . . . . . . . . . . . . . . . . . . 176
Electric Parking Brake . . . . . . . . . . 185
Electric Parking Brake Light . . . . 117
Electrical Equipment,
Add-On . . . . . . . . . . . . . . . . . . . . . . . 232
Electrical Requirements for
Battery Charging . . . . . . . . . . . . . . 227
Electrical System Engine Compartment FuseBlock . . . . . . . . . . . . . . . . . . . . . . . . 262
Fuses and Circuit Breakers . . . 262
Instrument Panel Fuse Block . . . . . . . . . . . . . . . . . . . . . . . . 266
Overload . . . . . . . . . . . . . . . . . . . . . 261
Rear Compartment Fuse Block . . . . . . . . . . . . . . . . . . . . . . . . 269
Emergency OnStar . . . . . . . . . . . . . . . . . . . . . . . 356
Energy Efficiency Driving . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Energy Information . . . . . . . . . . . . . 132
Engine Air Cleaner/Filter . . . . . . . . . . . . . 243 Engine (cont'd)
Check Light (Malfunction
Indicator) . . . . . . . . . . . . . . . . . . . . .114
Compartment Overview . . . . . . . 239
Coolant Temperature
Warning Light . . . . . . . . . . . . . . . 120
Cooling System . . . . . 245, 248, 249
Drive Belt Routing . . . . . . . . . . . . 340
Exhaust . . . . . . . . . . . . . . . . . . . . . . 182
Oil Life System . . . . . . . . . . . . . . . 242
Oil Pressure Light . . . . . . . . . . . . 120
Overheating . . . . . . . . . . . . . . . . . . 250
Running While Parked . . . . . . . . 183
Engine Unavailable
Out of Fuel . . . . . . . . . . . . . . . . . . . 180
Entry Lighting . . . . . . . . . . . . . . . . . . . 151
Event Data Recorders . . . . . . . . . . 353
Exit Lighting . . . . . . . . . . . . . . . . . . . . 151
Extended Parking . . . . . . . . . . . . . . . 176
Extended Range Mode . . . . . . . . . 177
Extender, Seat Belt . . . . . . . . . . . . . . 63
Exterior Lamp Controls . . . . . . . . . 145
F
Filter, Engine Air Cleaner . . . . . . . . . . . 243
Flash-to-Pass . . . . . . . . . . . . . . . . . . . 147
Flashers, Hazard Warning . . . . . . 148 Flat Tire . . . . . . . . . . . . . . . . . . . . . . . . 291
Changing . . . . . . . . . . . . . . . . . . . . . 299
Floor Mats . . . . . . . . . . . . . . . . . . . . . . 323
Fluid Brakes . . . . . . . . . . . . . . . . . . . . . . . . 252
Washer . . . . . . . . . . . . . . . . . . . . . . . 250
Folding Mirrors . . . . . . . . . . . . . . . . . . 48
Forward Automatic Braking . . . . . 207
Forward Collision Alert
(FCA) System . . . . . . . . . . . . . . . . . 205
Frequency Statement
Radio . . . . . . . . . . . . . . . . . . . . . . . . . 351
Front Seats Adjustment . . . . . . . . . . . . . . . . . . . . . 54
Heated . . . . . . . . . . . . . . . . . . . . . . . . . 56
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . 228
Additives . . . . . . . . . . . . . . . . . . . . . 229
Filling a Portable FuelContainer . . . . . . . . . . . . . . . . . . . 231
Filling the Tank . . . . . . . . . . . . . . . 229
Foreign Countries . . . . . . . . . . . . 229
Gauge . . . . . . . . . . . . . . . . . . . . . . . . .110
Low Fuel Warning Light . . . . . . . 121
Requirements, California . . . . . 229
Function Check
Electric Drive Unit ShiftLock Control . . . . . . . . . . . . . . . . 255

Chevrolet VOLT Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
11349113) - 2018 - crc - 10/12/17
372 Index
L
Labeling, Tire Sidewall . . . . . . . . . . 273
LampsDaytime Running (DRL) . . . . . . 147
Dome . . . . . . . . . . . . . . . . . . . . . . . . . 150
Exterior Controls . . . . . . . . . . . . . . 145
License Plate . . . . . . . . . . . . . . . . . 260
Malfunction Indicator(Check Engine) . . . . . . . . . . . . . .114
On Reminder . . . . . . . . . . . . . . . . . 122
Reading . . . . . . . . . . . . . . . . . . . . . . 150
Taillamps . . . . . . . . . . . . . . . . . . . . . 259
Lane Change Alert (LCA) . . . . . . . 209
Lane Departure Warning (LDW) . . . . . . . . . . . . . . . . 211
Lane Keep Assist (LKA) . . . . . . . . 211
Lane Keep Assist Light . . . . . . . . . 118
Lap-Shoulder Belt . . . . . . . . . . . . . . . 61
LATCH System Replacing Parts after aCrash . . . . . . . . . . . . . . . . . . . . . . . . . 90
LATCH, Lower Anchors and Tethers for Children . . . . . . . . . . . . 84
LED Lighting . . . . . . . . . . . . . . . . . . . . 258
Lighting
Entry . . . . . . . . . . . . . . . . . . . . . . . . . 151
Exit . . . . . . . . . . . . . . . . . . . . . . . . . . . 151
Illumination Control . . . . . . . . . . . 149 Lighting (cont'd)
LED . . . . . . . . . . . . . . . . . . . . . . . . . . 258
Lights Airbag Readiness . . . . . . . . . . . . . .113
Antilock Brake System
(ABS) Warning . . . . . . . . . . . . . . .117
Brake System Warning . . . . . . . .116
Charging System . . . . . . . . . . . . . .114
Check Engine (Malfunction Indicator) . . . . . . . . . . . . . . . . . . . . .114
Cruise Control . . . . . . . . . . . . . . . . 122
Door Ajar . . . . . . . . . . . . . . . . . . . . . 122
Electric Parking Brake . . . . . . . . .117
Engine Coolant Temperature Warning . . . . . . . 120
Engine Oil Pressure . . . . . . . . . . 120
Flash-to-Pass . . . . . . . . . . . . . . . . . 147
High-Beam On . . . . . . . . . . . . . . . . 122
High/Low Beam Changer . . . . . 147
Hold Mode . . . . . . . . . . . . . . . . . . . . .118
Lane Keep Assist . . . . . . . . . . . . . .118
Low Fuel Warning . . . . . . . . . . . . 121
Mountain Mode . . . . . . . . . . . . . . . .118
Seat Belt Reminders . . . . . . . . . . .112
Security . . . . . . . . . . . . . . . . . . . . . . 121
Service Electric Parking Brake . . . . . . . . . . . . . . . . . . . . . . . .117
Sport Mode . . . . . . . . . . . . . . . . . . . .118 Lights (cont'd)
StabiliTrak OFF . . . . . . . . . . . . . . . .119
Tire Pressure . . . . . . . . . . . . . . . . . 120
Traction Control System
(TCS)/StabiliTrak . . . . . . . . . . . . .119
Traction Off . . . . . . . . . . . . . . . . . . . .119
Vehicle Ready . . . . . . . . . . . . . . . . 121
Locks Automatic Door . . . . . . . . . . . . . . . . . 43
Delayed Locking . . . . . . . . . . . . . . . . 42
Door . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Lockout Protection . . . . . . . . . . . . . . 43
Power Door . . . . . . . . . . . . . . . . . . . . . 42
Safety . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Loss of Control . . . . . . . . . . . . . . . . . 164
Low Fuel Warning Light . . . . . . . . . 121
Low-Profile Tires . . . . . . . . . . . . . . . . 273
Lower Anchors and Tethers for Children (LATCH
System) . . . . . . . . . . . . . . . . . . . . . . . . 84
M
MaintenanceRecords . . . . . . . . . . . . . . . . . . . . . . 337
Maintenance and Care Additional . . . . . . . . . . . . . . . . . . . . . 332
Maintenance Modes . . . . . . . . . . . . 180
Maintenance Schedule . . . . . . . . . 327

Chevrolet VOLT Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
11349113) - 2018 - crc - 10/12/17
Index 373
Maintenance Schedule (cont'd)Recommended Fluids and
Lubricants . . . . . . . . . . . . . . . . . . . 335
Malfunction Indicator Lamp . . . . . 114
Messages
Propulsion Power . . . . . . . . . . . . . 136
Vehicle . . . . . . . . . . . . . . . . . . . . . . . 136
Vehicle Speed . . . . . . . . . . . . . . . . 137
Mirrors
Automatic DimmingRearview . . . . . . . . . . . . . . . . . . . . . . 49
Convex . . . . . . . . . . . . . . . . . . . . . . . . . 48
Folding . . . . . . . . . . . . . . . . . . . . . . . . . 48
Heated . . . . . . . . . . . . . . . . . . . . . . . . . 48
Manual Rearview . . . . . . . . . . . . . . . 49
Power . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Mirrors, Interior Rearview . . . . . . . . 49
Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . 190 Driver Control . . . . . . . . . . . . . . . . . 190
Electric . . . . . . . . . . . . . . . . . . . . . . . 176
Extended Range . . . . . . . . . . . . . . 177
Hold Light . . . . . . . . . . . . . . . . . . . . .118
Modes
Driver Selected . . . . . . . . . . . . . . . 177
Maintenance . . . . . . . . . . . . . . . . . . 180
Monitor System, Tire Pressure . . . . . . . . . . . . . . . . . . . . . . 280
Mountain Mode Light . . . . . . . . . . . 118N
Navigation
OnStar . . . . . . . . . . . . . . . . . . . . . . . 357
New Vehicle Break-In . . . . . . . . . . . 171
O
Odometer . . . . . . . . . . . . . . . . . . . . . . . 110 Trip . . . . . . . . . . . . . . . . . . . . . . . . . . . .110
Off-Road Recovery . . . . . . . . . . . . . . . . . . . . . 163
Oil
Engine . . . . . . . . . . . . . . . . . . . . . . . . 240
Engine Oil Life System . . . . . . . 242
Pressure Light . . . . . . . . . . . . . . . . 120
Older Children, Restraints . . . . . . . 77
Online Owner Center . . . . . . . . . . . 344
OnStar . . . . . . . . . . . . . . . . . . . . . . . . . 354
OnStar Additional
Information . . . . . . . . . . . . . . . . . . . . 361
OnStar Connections . . . . . . . . . . . . 358
OnStar Diagnostics . . . . . . . . . . . . . 360
OnStar Emergency . . . . . . . . . . . . . 356
OnStar Navigation . . . . . . . . . . . . . . 357
OnStar Overview . . . . . . . . . . . . . . . 355
OnStar Security . . . . . . . . . . . . . . . . 357
Ordering
Service Publications . . . . . . . . . . 351 Out of Fuel/Engine
Unavailable . . . . . . . . . . . . . . . . . . . 180
Outlets Power . . . . . . . . . . . . . . . . . . . . . . . . 103
Overheating, Engine . . . . . . . . . . . . 250P
Park Shifting Into . . . . . . . . . . . . . . . . . . . 174
Shifting Out of . . . . . . . . . . . . . . . . 175
Parking Brake and P (Park)
Mechanism Check . . . . . . . . . . 256
Extended . . . . . . . . . . . . . . . . . . . . . 176
Over Things That Burn . . . . . . . 175
Parking Assist . . . . . . . . . . . . . . . . . . 201
Parking or Backing Assistance Systems . . . . . . . . . . 201
Passenger Airbag Status Indicator . . . . . . . . . . . . . . . . . . . . . . 113
Passenger Compartment Air
Filter . . . . . . . . . . . . . . . . . . . . . . . . . . 159
Passenger Sensing System . . . . . 71
Pedestrian Safety Signal . . . . . . . 100
Perchlorate Materials Requirements, California . . . . . . 236
Personalization Vehicle . . . . . . . . . . . . . . . . . . . . . . . 137