
Chevrolet Express Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
11374212) - 2018 - crc - 2/2/18
OnStar 337
2. Say“Call.”System responds:
“Call. Please say the name or
number to call.”
3. Say the entire number without pausing, including a “1”and the
area code. System responds:
“OK, calling.”
Calling 911 Emergency
1. Press=. System responds:
“OnStar ready.”
2. Say “Call.”System responds:
“Call. Please say the name or
number to call.”
3. Say “911”without pausing.
System responds: “911.”
4. Say “Call.”System responds:
“OK, dialing 911.”
Retrieve My Number
1. Press=. System responds:
“OnStar ready.”
2. Say “My number.” System
responds: “Your OnStar
Hands-Free Calling number is,”
then says the number.
End a Call
Press=. System responds: “Call
ended.”
Verify Minutes and Expiration
Press=and say “Minutes” then
“Verify” to check how many minutes
remain and their expiration date.
Diagnostics
By monitoring and reporting on the
vehicle’s key systems, OnStar
Advanced Diagnostics provides a
way to keep up on maintenance.
Capabilities vary by model. See
www.onstar.com for details and
system limitations. Message and
data rates may apply.
Advanced Diagnostics requires an
active OnStar paid service plan,
e-mail address on file, and
enrollment in Advanced Diagnostics. Includes:
.
Diagnostic Alerts: Set
preferences to receive real-time
e-mails, texts, or monthly
reports of the vehicle’s health.
Or press
Qto have an Advisor
initiate a remote diagnostic
report.
. Proactive Alerts: Receive a
real-time e-mail or text message
regarding potential issues with
key vehicle components, such
as the battery, fuel system,
or starter system. Alerts for
potential issues appear on the
infotainment display. Proactive
Alerts are designed to help
predict specific types of issues
based on information collected
from the vehicle. Other factors
may affect vehicle performance.
Not all issues will deliver alerts.
In some cases, a dealer service
check may be required to
confirm the accuracy of the
alerts.

Chevrolet Express Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
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338 OnStar
.Dealer Maintenance Notification:
Have the vehicle notify your
preferred dealer when it is time
for maintenance. Your dealer will
then contact you to set up an
appointment.
To begin, press
Qto speak to an
Advisor, or see www.onstar.com.
OnStar Additional
Information
OnStar Smart Driver
OnStar Smart Driver provides
information about driving behavior to
help maximize overall vehicle
performance, reduce wear and tear,
and enhance fuel efficiency. An
Insurance Discounts Eligibility
feature is also offered within OnStar
Smart Driver. See www.onstar.com
for details regarding vehicle
eligibility and system limitations.
OnStar, General Motors, and their
affiliates are not insurance
providers. Obtain insurance only
from licensed insurance providers.
In-Vehicle Audio Messages
Audio messages may play important
information at the following times:
. Prior to vehicle purchase.
Press
Qto set up an account.
. With the OnStar Basic Plan,
every 60 days. .
After change in ownership and
at 90 days.
Transferring Service
PressQto request account transfer
eligibility information. The Advisor
can cancel or change account
information.
Selling/Transferring the
Vehicle
Call 1-888-4ONSTAR
(1-888-466-7827) immediately to
terminate your OnStar services if
the vehicle is disposed of, sold,
transferred, or if the lease ends.
Reactivation for Subsequent
Owners
PressQand follow the prompts to
speak to an Advisor as soon as
possible. The Advisor will update
vehicle records and explain OnStar
service options.
How OnStar Service Works
Automatic Crash Response,
Emergency Services, Crisis Assist,
Stolen Vehicle Assistance,

Chevrolet Express Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
11374212) - 2018 - crc - 2/2/18
344 Index
IndexA
Accessories andModifications . . . . . . . . . . . . . . . . . . 215
Accessory Power . . . . . . . . . . . . . . . 177
Add-On Electrical Equipment . . . 212
Additional Information OnStar . . . . . . . . . . . . . . . . . . . . . . . 338
Additional Maintenance and Care . . . . . . . . . . . . . . . . . . . . . . 307
Air Cleaner/Filter, Engine . . . . . . . 227
Air Conditioning . . . . . . . . . . . 156, 158
Air Vents . . . . . . . . . . . . . . . . . . . . . . . 161
Airbag System Check . . . . . . . . . . . . . . . . . . . . . . . . . . 67
How Does an Airbag
Restrain? . . . . . . . . . . . . . . . . . . . . . 61
What Makes an Airbag Inflate? . . . . . . . . . . . . . . . . . . . . . . . . 61
What Will You See after an
Airbag Inflates? . . . . . . . . . . . . . . . 62
When Should an Airbag Inflate? . . . . . . . . . . . . . . . . . . . . . . . . 60
Where Are the Airbags? . . . . . . . . 58
Airbags
Adding Equipment to theVehicle . . . . . . . . . . . . . . . . . . . . . . . . 67
Light On-Off . . . . . . . . . . . . . . . . . . 103
On-Off Light . . . . . . . . . . . . . . . . . . 103 Airbags (cont'd)
On-Off Switch . . . . . . . . . . . . . . . . . . 63
Readiness Light . . . . . . . . . . . . . . 102
Servicing Airbag-Equipped
Vehicles . . . . . . . . . . . . . . . . . . . . . . . 66
System Check . . . . . . . . . . . . . . . . . . 56
Alert Side Blind Zone (SBZA) . . . . . . 195
All-Season Tires . . . . . . . . . . . . . . . . 256
All-Terrain Tires . . . . . . . . . . . . . . . . . 256
AM-FM Radio . . . . . . . . . . . . . . . . . . . 135
Antenna
Multi-band . . . . . . . . . . . . . . . . . . . . 138
Antilock Brake System (ABS) . . . 186
Warning Light . . . . . . . . . . . . . . . . . 107
Appearance Care Exterior . . . . . . . . . . . . . . . . . . . . . . . 292
Interior . . . . . . . . . . . . . . . . . . . . . . . . 296
Ashtrays . . . . . . . . . . . . . . . . . . . . . . . . . 97
Assistance Program, Roadside . . . . . . . . . . . . . . . . . . . . . . 322
Audio Theft-Deterrent Feature . . . . . . . 130
Audio Players CD . . . . . . . . . . . . . . . . . . . . . . . . . . . 138
Automatic Door Locks . . . . . . . . . . . . . . . . . . . . . 31
Headlamp System . . . . . . . . . . . . 124

Chevrolet Express Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
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348 Index
Fuel (cont'd)Filling the Tank . . . . . . . . . . . . . . . 200
Foreign Countries . . . . . . . . . . . . 198
Gauge . . . . . . . . . . . . . . . . . . . . . . . . . . 99
Low Fuel Warning Light . . . . . . . .110
Requirements, California . . . . . 198
Full-Size Spare Tire . . . . . . . . . . . . 285
Fuses Engine Compartment Fuse
Block . . . . . . . . . . . . . . . . . . . . . . . . 248
Floor Console Fuse Block . . . . 253
Fuses and Circuit Breakers . . . 248
G
Gas Strut(s) . . . . . . . . . . . . . . . . . . . . 243
Gauges Engine CoolantTemperature . . . . . . . . . . . . . . . . 101
Engine Oil Pressure . . . . . . . . . . 100
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . 99
Odometer . . . . . . . . . . . . . . . . . . . . . . . 99
Speedometer . . . . . . . . . . . . . . . . . . . 99
Trip Odometer . . . . . . . . . . . . . . . . . . 99
Voltmeter . . . . . . . . . . . . . . . . . . . . . 102
Warning Lights and
Indicators . . . . . . . . . . . . . . . . . . . . . 97
General Information Service and Maintenance . . . . . 301 General Information (cont'd)
Towing . . . . . . . . . . . . . . . . . . . . . . . . 202
Vehicle Care . . . . . . . . . . . . . . . . . . 214
Glass, Enhanced Technology . . . . 40
GM Mobility Reimbursement
Program . . . . . . . . . . . . . . . . . . . . . . . 322
H
Halogen Bulbs . . . . . . . . . . . . . . . . . . 244
Hazard Warning Flashers . . . . . . . 125
Head Restraints . . . . . . . . . . . . . . . . . 42
HeadlampsAiming . . . . . . . . . . . . . . . . . . . . . . . . 244
Automatic . . . . . . . . . . . . . . . . . . . . . 124
Bulb Replacement . . . . . . . . . . . . 244
Daytime RunningLamps (DRL) . . . . . . . . . . . . . . . . 123
Flash-to-Pass . . . . . . . . . . . . . . . . . 123
High-Beam On Light . . . . . . . . . . .110
High/Low Beam Changer . . . . . 123
Heated Mirrors . . . . . . . . . . . . . . . . . . . 37
Heater Engine Coolant . . . . . . . . . . . . . . . 177
Heating . . . . . . . . . . . . . . . . . . . . 156, 158
High-Beam On Light . . . . . . . . . . . . 110
Hill and Mountain Roads . . . . . . . . 167
Hill Start Assist (HSA) . . . . . . . . . . 188
Hood . . . . . . . . . . . . . . . . . . . . . . . . . . . 216 Horn . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92
How to Wear Seat Belts
Properly . . . . . . . . . . . . . . . . . . . . . . . . 48
HVAC . . . . . . . . . . . . . . . . . . . . . . 156, 158
I
Idle System Fast . . . . . . . . . . . . . . . . . . . . . . . . . . 176
Ignition Positions . . . . . . . . . . . . . . . 174
Ignition Transmission Lock Check . . . . . . . . . . . . . . . . . . . . . . . . . 242
Immobilizer . . . . . . . . . . . . . . . . . . . . . . 34
Infants and Young Children,
Restraints . . . . . . . . . . . . . . . . . . . . . . 70
Infotainment . . . . . . . . . . . . . . . . . . . . 129
Infotainment System . . . . . . . . . . . . 331
Instrument Cluster . . . . . . . . . . . . . . . 98
Interior Rearview Mirrors . . . . . . . . . 37
Introduction . . . . . . . . . . . . . . . . . . . . . . . 2
J
Jump Starting - North America . . . . . . . . . . . . . . . . . . . . . . . 286
K
Keyless EntryRemote (RKE) System . . . . . . . . . 26
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

Chevrolet Express Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
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Index 349
L
Labeling, Tire Sidewall . . . . . . . . . . 257
LampsDaytime Running (DRL) . . . . . . 123
Dome . . . . . . . . . . . . . . . . . . . . . . . . . 126
Exterior Controls . . . . . . . . . . . . . . 122
Exterior Lamps OffReminder . . . . . . . . . . . . . . . . . . . 123
Exterior Lighting Battery Saver . . . . . . . . . . . . . . . . . . . . . . . 127
License Plate . . . . . . . . . . . . . . . . . 247
Malfunction Indicator (Check Engine) . . . . . . . . . . . . . 105
Reading . . . . . . . . . . . . . . . . . . . . . . 126
Taillamps . . . . . . . . . . . . . . . . . . . . . 245
Lamps, Bulb Replacement . . . . . . 245
Lap-Shoulder Belt . . . . . . . . . . . . . . . 49
LATCH System Replacing Parts after a
Crash . . . . . . . . . . . . . . . . . . . . . . . . . 81
LATCH, Lower Anchors and Tethers for Children . . . . . . . . . . . . 75
Lighter, Cigarette . . . . . . . . . . . . . . . . 96
Lighting Entry/Exit . . . . . . . . . . . . . . . . . . . . . 127
Illumination Control . . . . . . . . . . . 126
Lights Airbag On-Off . . . . . . . . . . . . . . . . . 103 Lights (cont'd)
Airbag Readiness . . . . . . . . . . . . . 102
Antilock Brake System
(ABS) Warning . . . . . . . . . . . . . . 107
Brake System Warning . . . . . . . 107
Charging System . . . . . . . . . . . . . 104
Check Engine (Malfunction Indicator) . . . . . . . . . . . . . . . . . . . . 105
Cruise Control . . . . . . . . . . . . . . . . .110
Engine Oil Pressure . . . . . . . . . . 109
Flash-to-Pass . . . . . . . . . . . . . . . . . 123
High-Beam On . . . . . . . . . . . . . . . . .110
High/Low Beam Changer . . . . . 123
Low Fuel Warning . . . . . . . . . . . . .110
Seat Belt Reminders . . . . . . . . . . 102
Security . . . . . . . . . . . . . . . . . . . . . . .110
StabiliTrak OFF . . . . . . . . . . . . . . . 108
Tire Pressure . . . . . . . . . . . . . . . . . 109
Tow/Haul Mode . . . . . . . . . . . . . . . 108
Traction Control System
(TCS)/StabiliTrak . . . . . . . . . . . . 108
Locking Rear Axle . . . . . . . . . . . . . . 190
Locks Automatic Door . . . . . . . . . . . . . . . . . 31
Cargo Door Relocking . . . . . . . . . . 30
Delayed Locking . . . . . . . . . . . . . . . . 30
Door . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Lockout Protection . . . . . . . . . . . . . . 31 Locks (cont'd)
Power Door . . . . . . . . . . . . . . . . . . . . . 30
Safety . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Loss of Control . . . . . . . . . . . . . . . . . 165
Low Fuel Warning Light . . . . . . . . . 110
Lower Anchors and Tethers
for Children (LATCH
System) . . . . . . . . . . . . . . . . . . . . . . . . 75
M
MaintenanceRecords . . . . . . . . . . . . . . . . . . . . . . 313
Maintenance and Care Additional . . . . . . . . . . . . . . . . . . . . . 307
Maintenance Schedule . . . . . . . . . 303 Recommended Fluids andLubricants . . . . . . . . . . . . . . . . . . . 310
Malfunction Indicator Lamp . . . . . 105
Manual Mirrors . . . . . . . . . . . . . . . . . . 36
Manual Mode . . . . . . . . . . . . . . . . . . . 185
Manual Windows . . . . . . . . . . . . . . . . 38
Media Avoiding Untrusted Devices . . 138
Messages
Engine Power . . . . . . . . . . . . . . . . .116
Vehicle . . . . . . . . . . . . . . . . . . . . . . . .115
Vehicle Speed . . . . . . . . . . . . . . . . .116

Chevrolet Express Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
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Index 351
Proposition65 Warning,
California . . . . . . . . . . . .214, 238, 286,
Back Cover
R
Radio Frequency Statement . . . . 328
Radio Reception . . . . . . . . . . . . . . . . 137
RadiosAM-FM Radio . . . . . . . . . . . . . . . . . 135
Satellite . . . . . . . . . . . . . . . . . . . . . . . 136
Reading Lamps . . . . . . . . . . . . . . . . . 126
Rear Axle . . . . . . . . . . . . . . . . . . . . . . . 239
Locking . . . . . . . . . . . . . . . . . . . . . . . 190
Rear Climate Control System . . . 158
Rear Doors . . . . . . . . . . . . . . . . . . . . . . 33
Rear Heating System . . . . . . . . . . . 158
Rear Seats . . . . . . . . . . . . . . . . . . . . . . 44
Rear Vision Camera (RVC) . . . . . 193
Rear Windows . . . . . . . . . . . . . . . . . . . 40
Rearview Mirrors . . . . . . . . . . . . . . . . 37
Reclining Seatbacks . . . . . . . . . . . . . 43
Recommended Fluids and Lubricants . . . . . . . . . . . . . . . . . . . . . 310
Records Maintenance . . . . . . . . . . . . . . . . . . 313
Recreational Vehicle Towing . . . . 290 Reimbursement Program,
GM Mobility . . . . . . . . . . . . . . . . . . . 322
Remote Keyless Entry (RKE) System . . . . . . . . . . . . . . . . . . . . . . . . . 26
Remote Vehicle Start . . . . . . . . . . . . 28
Replacement Parts Airbags . . . . . . . . . . . . . . . . . . . . . . . . . 67
Maintenance . . . . . . . . . . . . . . . . . . 312
Replacing Airbag System . . . . . . . . 67
Replacing LATCH System Parts after a Crash . . . . . . . . . . . . . 81
Replacing Seat Belt System Parts after a Crash . . . . . . . . . . . . . 55
Reporting Safety Defects Canadian Government . . . . . . . . 329
General Motors . . . . . . . . . . . . . . . 329
U.S. Government . . . . . . . . . . . . . 329
Restraints Where to Put . . . . . . . . . . . . . . . . . . . 74
Retained Accessory Power (RAP) . . . . . . . . . . . . . . . . . . 177
Roads Driving, Wet . . . . . . . . . . . . . . . . . . 166
Roadside Assistance Program . . . . . . . . . . . . . . . . . . . . . . . 322
Rotation, Tires . . . . . . . . . . . . . . . . . . 268 Routing, Engine Drive Belt . . . . . . 317
Running the Vehicle While
Parked . . . . . . . . . . . . . . . . . . . . . . . . 181
S
Safety Defects ReportingCanadian Government . . . . . . . . 329
General Motors . . . . . . . . . . . . . . . 329
U.S. Government . . . . . . . . . . . . . 329
Safety Locks . . . . . . . . . . . . . . . . . . . . . 31
Safety System Check . . . . . . . . . . . . 55
Satellite Radio . . . . . . . . . . . . . . . . . . 136
Scheduling Appointments . . . . . . . 324
Seat Belts . . . . . . . . . . . . . . . . . . . . . . . 47 Care . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
Extender . . . . . . . . . . . . . . . . . . . . . . . . 55
How to Wear Seat BeltsProperly . . . . . . . . . . . . . . . . . . . . . . . 48
Lap-Shoulder Belt . . . . . . . . . . . . . . 49
Reminders . . . . . . . . . . . . . . . . . . . . 102
Replacing after a Crash . . . . . . . . 55
Use During Pregnancy . . . . . . . . . . 54
Seats Adjustment, Front . . . . . . . . . . . . . . . 42
Head Restraints . . . . . . . . . . . . . . . . 42
Power Adjustment, Front . . . . . . . 42
Rear . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44

Chevrolet Express Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
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352 Index
Seats (cont'd)Reclining Seatbacks . . . . . . . . . . . . 43
Securing Child Restraints . . . . 82, 84
Security Light . . . . . . . . . . . . . . . . . . . . . . . . . . .110
OnStar . . . . . . . . . . . . . . . . . . . . . . . 334
Vehicle . . . . . . . . . . . . . . . . . . . . . . . . . 34
Service . . . . . . . . . . . . . . . . . . . . . . . . . 161 Accessories and
Modifications . . . . . . . . . . . . . . . . 215
Climate Control System . . . . . . . 156
Doing Your Own Work . . . . . . . . 215
Maintenance Records . . . . . . . . 313
Maintenance, General Information . . . . . . . . . . . . . . . . . . 301
Parts Identification Label . . . . . 314
Publications Ordering Information . . . . . . . . . . . . . . . . . . 327
Scheduling Appointments . . . . . 324
Services Special Application . . . . . . . . . . . 307
Servicing the Airbag . . . . . . . . . . . . . 66
Shift Lock Control Function Check, Automatic
Transmission . . . . . . . . . . . . . . . . . . 241
Shifting Into Park . . . . . . . . . . . . . . . . . . . . . . 179
Out of Park . . . . . . . . . . . . . . . . . . . 180 Side Blind Zone Alert (SBZA) . . . 195
Side Door . . . . . . . . . . . . . . . . . . . . . . . 32
Sidemarker
Bulb Replacement . . . . . . . . . . . . 245
Signals, Turn and Lane-Change . . . . . . . . . . . . . . . . . 125
Sliding Door . . . . . . . . . . . . . . . . . . . . . 33
Special Application Services . . . . 307
Specifications and
Capacities . . . . . . . . . . . . . . . . . . . . . 315
Speedometer . . . . . . . . . . . . . . . . . . . . 99
StabiliTrak
OFF Light . . . . . . . . . . . . . . . . . . . . . 108
Start Assist, Hill . . . . . . . . . . . . . . . . . 188
Start Vehicle, Remote . . . . . . . . . . . 28
Starter Switch Check . . . . . . . . . . . 241
Starting the Engine . . . . . . . . . . . . . 175
Steering . . . . . . . . . . . . . . . . . . . . . . . . 164 Fluid, Power . . . . . . . . . . . . . . . . . . 235
Wheel Adjustment . . . . . . . . . . . . . . 91
Wheel Controls . . . . . . . . . . . . . . . . . 91
Storage Areas Front . . . . . . . . . . . . . . . . . . . . . . . . . . . 88
Storage Compartments . . . . . . . . . . 88
Struts Gas . . . . . . . . . . . . . . . . . . . . . . . . . . . 243
Stuck Vehicle . . . . . . . . . . . . . . . . . . . 169
Sun Visors . . . . . . . . . . . . . . . . . . . . . . . 40 Swing-out Windows . . . . . . . . . . . . . . 39
Switches
Airbag On-Off . . . . . . . . . . . . . . . . . . . 63
Symbols . . . . . . . . . . . . . . . . . . . . . . . . . . 3
System Infotainment . . . . . . . . . . . . . 129, 331
Noise Control . . . . . . . . . . . . . . . . . 240
T
Taillamps . . . . . . . . . . . . . . . . . . . . . . . 245
Text Telephone (TTY) Users . . . . 321
Theft-Deterrent Systems . . . . . . . . . 34Immobilizer . . . . . . . . . . . . . . . . . . . . . 34
Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95
Tires . . . . . . . . . . . . . . . . . . . . . . . . . . . . 255 All-Season . . . . . . . . . . . . . . . . . . . . 256
All-Terrain . . . . . . . . . . . . . . . . . . . . 256
Buying New Tires . . . . . . . . . . . . . 271
Chains . . . . . . . . . . . . . . . . . . . . . . . . 276
Changing . . . . . . . . . . . . . . . . . . . . . 278
Designations . . . . . . . . . . . . . . . . . 259
Different Size . . . . . . . . . . . . . . . . . 273
Dual Rotation . . . . . . . . . . . . . . . . . 270
Full-Size Spare . . . . . . . . . . . . . . . 285
If a Tire Goes Flat . . . . . . . . . . . . 276
Inspection . . . . . . . . . . . . . . . . . . . . 268
Pressure . . . . . . . . . . . . . . . . . . . . . . 263
Pressure Light . . . . . . . . . . . . . . . . 109