2015 CHEVROLET SILVERADO 1500 ignition

Black plate (98,1)Chevrolet 2015i Silverado Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-8425172) - 2015 - CRC - 6/20/14
10-98 Vehicle Care
5. Start the engine, then shift thetransfer case out of N (Neutral)
to Two-Wheel Drive High. See
Four-Wheel Drive for directions
on shifting out of N (Neutral).
6. Check that the vehicle is in Two-Wheel Drive High by
shifting the transmission to
R (Reverse) and then to D
(Drive). There should be
movement of the vehicle while
shifting.
7. Shift the transmission to P (Park) and turn off the ignition.
8. Disconnect the vehicle from the tow vehicle.
9. Release the parking brake.
10. Reset any lost presets.
The outside temperature
display will default to 32°F but
will reset with normal usage.Dolly Towing
Front Towing (Front Wheels Off
the Ground) –Two-Wheel-Drive
Vehicles
{Caution
If a two-wheel-drive vehicle is
towed with the rear wheels on the
ground, the transmission could be
damaged. The repairs would not
be covered by the vehicle
(Continued)
Caution (Continued)
warranty. Never tow the vehicle
with the rear wheels on the
ground.
Two-wheel-drive vehicles should not
be towed with the rear wheels on
the ground. Two-wheel-drive
transmissions have no provisions
for internal lubrication while being
towed.
To dolly tow a two-wheel-drive
vehicle, the vehicle must be towed
with the rear wheels on the dolly.
See “Rear Towing (Rear Wheels Off
the Ground)” later in this section.

Black plate (99,1)Chevrolet 2015i Silverado Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-8425172) - 2015 - CRC - 6/20/14
Vehicle Care 10-99
Front Towing (Front Wheels Off
the Ground)–Four-Wheel-Drive
Vehicles
To dolly tow a four-wheel-drive
vehicle from the front:
1. Attach the dolly to the tow
vehicle following the dolly
manufacturer's instructions.
2. Drive the front wheels onto the dolly.
3. Shift the transmission to P (Park).
4. Set the parking brake.
{Warning
Shifting a four-wheel-drive
vehicle's transfer case into
N (Neutral) can cause the vehicle
to roll even if the transmission is
in P (Park). You or others could
be injured. Set the parking brake
before shifting the transfer case
to N (Neutral).
5. Use a clamping device designed for towing to ensure that the
front wheels are locked into the
straight position.
6. Secure the vehicle to the dolly following the manufacturer's
instructions.
7. Shift the transfer case to N (Neutral). See “Shifting into
N (Neutral)” underFour-Wheel
Drive on page 9-42 for the
proper procedure. 8. Release the parking brake only
after the vehicle being towed is
firmly attached to the tow
vehicle.
9. Turn the ignition to LOCK/OFF.
Rear Towing (Rear Wheels Off
the Ground)
Two-Wheel-Drive Vehicles
To dolly tow a two-wheel-drive
vehicle from the rear:
1. Drive the rear wheels onto the dolly.

Black plate (100,1)Chevrolet 2015i Silverado Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-8425172) - 2015 - CRC - 6/20/14
10-100 Vehicle Care
2. Set the parking brake. SeeParking Brake on page 9-51.
3. Put the transmission in P (Park).
4. Secure the vehicle to the dolly following the manufacturer's
instructions.
5. Use a clamping device designed for towing to ensure that the
front wheels are locked into the
straight position.
6. Turn the ignition to LOCK/OFF.
Four-Wheel-Drive Vehicles
{Warning
Shifting a four-wheel-drive
vehicle's transfer case into
N (Neutral) can cause the vehicle
to roll even if the transmission is
in P (Park). You or others could
be injured. Set the parking brake
before shifting the transfer case
to N (Neutral). To dolly tow a four-wheel-drive
vehicle from the rear:
1. Drive the rear wheels onto the
dolly.
2. Set the parking brake. See Parking Brake on page 9-51.
3. Put the transmission in P (Park).
4. Secure the vehicle to the dolly following the manufacturer's
instructions.
5. Use a clamping device designed for towing to ensure that the
front wheels are locked into the
straight position.
6. Shift the transfer case to N (Neutral). See “Shifting into
Neutral” underFour-Wheel Drive
on page 9-42 for the proper
procedure.
7. Turn the ignition to LOCK/OFF.
Appearance Care
Exterior Care
Locks
Locks are lubricated at the factory.
Use a de-icing agent only when
absolutely necessary, and have the
locks greased after using. See
Recommended Fluids and
Lubricants on page 11-12.
Washing the Vehicle
To preserve the vehicle's finish,
wash it often and out of direct
sunlight.
{Caution
Do not use petroleum-based,
acidic, or abrasive cleaning
agents as they can damage the
vehicle's paint, metal, or plastic
parts. If damage occurs, it would
not be covered by the vehicle
warranty. Approved cleaning (Continued)

Black plate (4,1)Chevrolet 2015i Silverado Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-8425172) - 2015 - CRC - 6/20/14
11-4 Service and Maintenance
.Visually inspect windshield wiper
blades for wear, cracking,
or contamination. SeeExterior
Care on page 10-100. Replace
worn or damaged wiper blades.
See Wiper Blade Replacement
on page 10-38.
.Check tire inflation pressures.
See Tire Pressure on
page 10-62.
.Inspect tire wear. See Tire
Inspection on page 10-69.
.Visually check for fluid leaks.
.Inspect engine air cleaner filter.
See Engine Air Cleaner/Filter on
page 10-19.
.Inspect brake system.
.Visually inspect steering,
suspension, and chassis
components for damaged,
loose, or missing parts or signs
of wear at least once a year.
See Exterior Care on
page 10-100. Lubricate the
suspension and steering components at least every other
oil change. (If equipped with
grease fittings)
.Check restraint system
components. See
Safety System
Check on page 3-19.
.Visually inspect fuel system for
damage or leaks.
.Visually inspect exhaust system
and nearby heat shields for
loose or damaged parts.
.Lubricate body components. See
Exterior Care on page 10-100.
.Check starter switch. See Starter
Switch Check on page 10-37.
.Check automatic transmission
shift lock control function. See
Automatic Transmission Shift
Lock Control Function Check on
page 10-37.
.Check ignition transmission lock.
See Ignition Transmission Lock
Check on page 10-38.
.Check parking brake and
automatic transmission park
mechanism. See Park Brake and
P (Park) Mechanism Check on
page 10-38.
.Check accelerator pedal for
damage, high effort, or binding.
Replace if needed.
.Visually inspect gas strut for
signs of wear, cracks, or other
damage. Check the hold open
ability of the strut. See your
dealer if service is required.
.Inspect sunroof track and seal,
if equipped. See Sunroof on
page 2-23.
.Verify spare tire key lock
operation and lubricate as
needed. See Tire Changing on
page 10-80.

Black plate (12,1)Chevrolet 2015i Silverado Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-8425172) - 2015 - CRC - 6/20/14
13-12 Customer Information
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 in
connection 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 causeharmful 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.
Reporting Safety
Defects
Reporting Safety Defects
to the United States
Government
If you believe that your vehicle
has a defect which could cause
a crash or could cause injury or
death, you should immediately
inform the National Highway
Traffic Safety Administration
(NHTSA) in addition to notifying
General Motors.
If NHTSA receives similar
complaints, it may open an
investigation, and if it finds
that a safety defect exists in a
group of vehicles, it may order a
recall and remedy campaign.
However, NHTSA cannot
become involved in individual
problems between you, your
dealer, or General Motors.

Black plate (3,1)Chevrolet 2015i Silverado Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-8425172) - 2015 - CRC - 6/20/14
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 (3,1)Chevrolet 2015i Silverado Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-8425172) - 2015 - CRC - 6/20/14
INDEX i-3
CargoTie-Downs . . . . . . . . . . . . . . . . . . . . . 4-4
Cargo Lamp . . . . . . . . . . . . . . . . . . . . 6-6
Cautions, Danger, and Warnings . . . . . . . . . . . . . . . . . . . . . . . . iv
CD Player . . . . . . . . . . . . . . . . . . . . . 7-15
Center Console Storage . . . . . . . . 4-3
Center High-Mounted Stoplamp (CHMSL) and
Cargo Lamp . . . . . . . . . . . . . . . . . 10-43
Center Seat . . . . . . . . . . . . . . . . . . . . 3-3
Chains, Tire . . . . . . . . . . . . . . . . . . 10-78
Charging System Light . . . . . . . . 5-21
Check
Engine Light . . . . . . . . . . . . . . . . . . 5-21
IgnitionTransmission Lock . . . . . . . . 10-38
Child Restraints Infants and YoungChildren . . . . . . . . . . . . . . . . . . . . . 3-38
Lower Anchors and
Tethers for Children . . . . . . . . . 3-44
Older Children . . . . . . . . . . . . . . . . 3-36
Securing . . . . . . . . . . . . . . . . 3-57, 3-61
Systems . . . . . . . . . . . . . . . . . . . . . . 3-41 Cleaning
Exterior Care . . . . . . . . . . . . . . 10-100
Interior Care . . . . . . . . . . . . . . . 10-105
Climate Control Systems . . . 8-1, 8-3 Air Conditioning . . . . . . . . . . 8-1, 8-3
Dual Automatic . . . . . . . . . . . . . . . . 8-5
Heating . . . . . . . . . . . . . . . . . . . 8-1, 8-3
Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-5
Cluster, Instrument . . . . . . . . . . . . 5-10
Clutch, Hydraulic . . . . . . . . . . . . . 10-19
Collision Damage Repair . . . . . . 13-8
Compartments Storage . . . . . . . . . . . . . . . . . . . . . . . . 4-1
Compass . . . . . . . . . . . . . . . . . . . . . . . 5-5 Messages . . . . . . . . . . . . . . . . . . . . 5-37
Connections
OnStar
®. . . . . . . . . . . . . . . . . . . . . . 14-4
Control . . . . . . . . . . . . . . . . . . . . . . . . 9-56 Traction and ElectronicStability . . . . . . . . . . . . . . . . . . . . . 9-54
Control Light
Hill Descent . . . . . . . . . . . . . . . . . . 5-26
Control of a Vehicle . . . . . . . . . . . . . 9-3
Convex Mirrors . . . . . . . . . . . . . . . . 2-14 Coolant
Engine . . . . . . . . . . . . . . . . . . . . . . 10-22
Engine Temperature
Gauge . . . . . . . . . . . . . . . . . . . . . . 5-16
Cooling System . . . . . . . . . . . . . . . 10-21 Engine Messages . . . . . . . . . . . . 5-37
Courtesy Transportation
Program . . . . . . . . . . . . . . . . . . . . . . 13-7
Cruise Control . . . . . . . . . . . . . . . . . 9-57 Light . . . . . . . . . . . . . . . . . . . . . . . . . . 5-30
Cupholders . . . . . . . . . . . . . . . . . . . . . 4-2
Customer Assistance . . . . . . . . . . 13-4
Offices . . . . . . . . . . . . . . . . . . . . . . . . 13-3
Text Telephone (TTY)Users . . . . . . . . . . . . . . . . . . . . . . . 13-4
Customer Information
Service PublicationsOrdering Information . . . . . . .13-11
Customer Satisfaction Procedure . . . . . . . . . . . . . . . . . . . . 13-1

Black plate (6,1)Chevrolet 2015i Silverado Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-8425172) - 2015 - CRC - 6/20/14
i-6 INDEX
G
Garage Door Opener . . . . . . . . . . 5-54Programming . . . . . . . . . . . . . . . . . 5-54
Gauges Engine CoolantTemperature . . . . . . . . . . . . . . . . 5-16
Engine Oil Pressure . . . . . . . . . . 5-15
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . 5-14
Odometer . . . . . . . . . . . . . . . . . . . . . 5-13
Speedometer . . . . . . . . . . . . . . . . . 5-13
Tachometer . . . . . . . . . . . . . . . . . . . 5-13
Trip Odometer . . . . . . . . . . . . . . . . 5-13
Voltmeter . . . . . . . . . . . . . . . . . . . . . 5-16
Warning Lights and
Indicators . . . . . . . . . . . . . . . . . . . . 5-9
General Information
Service and Maintenance . . . . . 11-1
Towing . . . . . . . . . . . . . . . . . . . . . . . . 9-73
Vehicle Care . . . . . . . . . . . . . . . . . . 10-3
Glass Replacement . . . . . . . . . . . 10-39
Glove Box . . . . . . . . . . . . . . . . . . . . . . 4-2
GM Mobility Reimbursement
Program . . . . . . . . . . . . . . . . . . . . . . 13-5
H
Halogen Bulbs . . . . . . . . . . . . . . . . 10-40
Hazard Warning Flashers . . . . . . . 6-4
Head Restraints . . . . . . . . . . . . . . . . 3-2
HeadlampsAiming . . . . . . . . . . . . . . . . . . . . . . 10-39
Automatic . . . . . . . . . . . . . . . . . . . . . . 6-3
Bulb Replacement . . . . . . . . . . 10-40
Daytime RunningLamps (DRL) . . . . . . . . . . . . . . . . . 6-3
Flash-to-Pass . . . . . . . . . . . . . . . . . . 6-3
Headlamps, Front Turn
Signal, Sidemarker, and
Parking Lamps . . . . . . . . . . . . 10-40
High-Beam On Light . . . . . . . . . . 5-29
High/Low Beam Changer . . . . . . 6-2
Lamps On Reminder . . . . . . . . . 5-29
Heated Steering Wheel . . . . . . . . . . . . . . . . 5-4
Heated and Cooled Front
Seats . . . . . . . . . . . . . . . . . . . . . . . . . 3-9
Heated Mirrors . . . . . . . . . . . . . . . . . 2-17
Heater Engine Coolant . . . . . . . . . . . . . . . 9-29 Heating and Air
Conditioning . . . . . . . . . . . . . . . 8-1, 8-3
High-Beam On Light . . . . . . . . . . . 5-29
High-Speed Operation . . . . . . . . 10-64
Hill and Mountain Roads . . . . . . . 9-11
Hill Descent Control (HDC) . . . . 9-56
Hill Descent Control Light . . . . . . 5-26
Hill Start Assist (HSA) . . . . . . . . . 9-53
Home Page . . . . . . . . . . . . . . . . . . . . . 7-5
Hood . . . . . . . . . . . . . . . . . . . . . . . . . . 10-5
Horn . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-4
How to Wear Safety Belts Properly . . . . . . . . . . . . . . . . . . . . . . 3-13
Hydraulic Clutch . . . . . . . . . . . . . . 10-19
I
Idle System Fast . . . . . . . . . . . . . . . . . . . . . . . . . . 9-27
Ignition Positions . . . . . . . . . . . . . . 9-24
Ignition Transmission Lock Check . . . . . . . . . . . . . . . . . . . . . . . 10-38
Immobilizer . . . . . . . . . . . . . . . . . . . . 2-12
Indicator Vehicle Ahead . . . . . . . . . . . . . . . . 5-26