2016 GMC SIERRA DENALI warning

GMC Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
9234761) - 2016 - crc - 7/24/15
332 Vehicle Care
Four-Wheel-Drive Vehicles
Only dinghy tow four-wheel-drive
vehicles with a two-speed transfer
case that have an N (Neutral) and a
Four-Wheel Drive Low (4 (
n) setting.
{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 dinghy tow:
1. Position the vehicle being towed behind the tow vehicle,
facing forward and on a level
surface.
2. Securely attach the vehicle being towed to the tow vehicle.
3. Apply the parking brake and start the engine.
4. Shift the transfer case to N (Neutral). See “Shifting into
N (Neutral)” underFour-Wheel
Drive 0200. Check that the
vehicle is in N (Neutral) by
shifting the transmission to
R (Reverse) and then to D
(Drive). There should be no
movement of the vehicle while
shifting.
5. Shift the transmission into D (Drive). Turn the engine off.
Then shift the transmission into
P (Park).
6. Wait for at least 10 seconds, then restart the engine.
7. Shift the transmission to D (Drive), then turn the engine off
again.
Caution
Failure to disconnect the negative
battery cable or to have it contact
the terminals can cause damage
to the vehicle.
8. Disconnect the negative battery cable at the battery and
secure the nut and bolt. Cover
the negative battery post with a
non-conductive material to
prevent any contact with the
negative battery terminal.
9. Shift the transmission to P (Park).
Caution
If the steering column is locked,
vehicle damage may occur.
10. Move the steering wheel to make sure the steering column
is unlocked.
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GMC Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
9234761) - 2016 - crc - 7/24/15
334 Vehicle Care
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.
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 0200 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:
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GMC Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
9234761) - 2016 - crc - 7/24/15
Vehicle Care 335
1. Drive the rear wheels onto thedolly.
2. Set the parking brake. See Parking Brake 0207.
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 0207.
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 0200 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 0355.
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
products can be obtained from
(Continued)
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GMC Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
9234761) - 2016 - crc - 7/24/15
Vehicle Care 343
Caution (Continued)
the appearance and feel of
leather or soft trim, and are not
recommended.
Do not use cleaners that increase
gloss, especially on the instrument
panel. Reflected glare can decrease
visibility through the windshield
under certain conditions.
Caution
Use of air fresheners may cause
permanent damage to plastics
and painted surfaces. If an air
freshener comes in contact with
any plastic or painted surface in
the vehicle, blot immediately and
clean with a soft cloth dampened
with a mild soap solution.
Damage caused by air fresheners
would not be covered by the
vehicle warranty.
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.
. Do not use a floor mat if the
vehicle is not equipped with a
floor mat retainer on the driver
side floor.
. 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.
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GMC Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
9234761) - 2016 - crc - 7/24/15
346 Service and Maintenance
keep the vehicle in good working
condition, improves fuel economy,
and reduces vehicle emissions.
Because of the way people use
vehicles, maintenance needs vary.
There may need to be more
frequent checks and services.
Normal Service
All maintenance services, including
those listed under Additional
Required Services, are for
vehicles that:
.Carry passengers and cargo
within recommended limits on
the Tire and Loading Information
label. See Vehicle Load Limits
0 176.
. Are driven on reasonable road
surfaces within legal driving
limits.
. Use the recommended fuel. See
Fuel 0223. Severe Service
In addition to the normal service
schedule, some vehicles require
service more often. Severe service
is for vehicles that are:
.
Mainly driven in heavy city traffic
in hot weather.
. Mainly driven in hilly or
mountainous terrain.
. Frequently towing a trailer.
. Used for high-speed or
competitive driving.
. Used for taxi, police, or delivery
service.
{Warning
Performing maintenance work can
be dangerous and can cause
serious injury. Perform
maintenance work only if the
required information, proper tools,
and equipment are available.
If they are not, see your dealer to
have a trained technician do the
work. See Doing Your Own
Service Work 0253.
Maintenance
Schedule
Owner Checks and Services
At Each Fuel Stop
.
Check the engine oil level. See
Engine Oil 0258.
Once a Month
. Check the tire inflation
pressures. See Tire Pressure
0 300.
. Inspect the tires for wear. See
Tire Inspection 0306.
. Check the windshield washer
fluid level. See Washer Fluid
0 274.
Engine Oil Change
When the CHANGE ENGINE OIL
SOON message displays, have the
engine oil and filter changed within
the next 1 000 km/600 mi. If driven
under the best conditions, the
engine oil life system may not
indicate the need for vehicle service
for up to a year. The engine oil and
filter must be changed at least once
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GMC Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
9234761) - 2016 - crc - 7/24/15
Index 387
IndexA
Accessories andModifications . . . . . . . . . . . . . . . . . . 252
Accessory Power . . . . . . . . . . . . . . . 189
Active Fuel Management
®. . . . . . 192
Add-On Electrical Equipment . . . 247
Adding a Snow Plow or Similar Equipment . . . . . . . . . . . . . 247
Additional Information OnStar
®. . . . . . . . . . . . . . . . . . . . . . 381
Additional Maintenance and Care . . . . . . . . . . . . . . . . . . . . . . 352
Adjustable Throttle and Brake Pedal . . . . . . . . . . . . . . . . . . . 184
Adjustments Lumbar, Front Seats . . . . . . . . . . . . 49
Air Cleaner/Filter, Engine . . . . . . . 265
Air Filter, Passenger Compartment . . . . . . . . . . . . . . . . . 161
Air Vents . . . . . . . . . . . . . . . . . . . . . . . 160
Airbag System Check . . . . . . . . . . . . . . . . . . . . . . . . . . 73
How Does an AirbagRestrain? . . . . . . . . . . . . . . . . . . . . . 65
Passenger Sensing System . . . . 67
What Makes an Airbag Inflate? . . . . . . . . . . . . . . . . . . . . . . . . 65 Airbag System (cont'd)
What Will You See after an
Airbag Inflates? . . . . . . . . . . . . . . . 66
When Should an Airbag
Inflate? . . . . . . . . . . . . . . . . . . . . . . . . 64
Where Are the Airbags? . . . . . . . . 63
Airbags Adding Equipment to theVehicle . . . . . . . . . . . . . . . . . . . . . . . . 72
Passenger Status Indicator . . . .113
Readiness Light . . . . . . . . . . . . . . .113
Servicing Airbag-Equipped Vehicles . . . . . . . . . . . . . . . . . . . . . . . 71
System Check . . . . . . . . . . . . . . . . . . 61
Alarm Vehicle Security . . . . . . . . . . . . . . . . 35
All-Season Tires . . . . . . . . . . . . . . . . 293
All-Terrain Tires . . . . . . . . . . . . . . . . . 294
Antilock Brake System (ABS) . . . 206 Warning Light . . . . . . . . . . . . . . . . . .117
Appearance Care Exterior . . . . . . . . . . . . . . . . . . . . . . . 335
Interior . . . . . . . . . . . . . . . . . . . . . . . . 340
Assistance Program, Roadside . . . . . . . . . . . . . . . . . . . . . . 367
Assistance Systems for Driving . . . . . . . . . . . . . . . . . . . . . . . . 218
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GMC Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
9234761) - 2016 - crc - 7/24/15
388 Index
Assistance Systems forParking and Backing . . . . . . . . . . 215
Automatic Dimming Mirrors . . . . . . . . . . . . . . . . 41
Door Locks . . . . . . . . . . . . . . . . . . . . . 32
Headlamp System . . . . . . . . . . . . 149
Transmission . . . . . . . . . . . . . . . . . 193
Transmission Fluid . . . . . . 261, 264
Automatic Transmission Manual Mode . . . . . . . . . . . . . . . . . 196
Shift Lock Control FunctionCheck . . . . . . . . . . . . . . . . . . . . . . . 281
Auxiliary Roof Mounted Lamp . . . . . . . . . . 151
Axle, Front . . . . . . . . . . . . . . . . . . . . . . 278
Axle, Rear . . . . . . . . . . . . . . . . . . . . . . 279
B
Battery Load Management . . . . . . . . . . . . 154
Power Protection . . . . . . . . . . . . . 155
Voltage and ChargingMessages . . . . . . . . . . . . . . . . . . . 126
Battery - North America . . . . 277, 326
Blade Replacement, Wiper . . . . . 282
Blind Spot Mirrors . . . . . . . . . . . . . . . 41
Brake Pedal and AdjustableThrottle . . . . . . . . . . . . . . . . . . . . . . 184 Brake (cont'd)
System Warning Light . . . . . . . . .116
Brakes . . . . . . . . . . . . . . . . . . . . . . . . . . 275 Antilock . . . . . . . . . . . . . . . . . . . . . . . 206
Assist . . . . . . . . . . . . . . . . . . . . . . . . . 207
Fluid . . . . . . . . . . . . . . . . . . . . . . . . . . 275
Parking . . . . . . . . . . . . . . . . . . . . . . . 207
System Messages . . . . . . . . . . . . 127
Braking . . . . . . . . . . . . . . . . . . . . . . . . . 165
Break-In, New Vehicle . . . . . . . . . . 184
Bulb Replacement . . . . . . . . . . . . . . 284
Center High-MountedStoplamp (CHMSL) and
Cargo Lamp . . . . . . . . . . . . . . . . . 284
Fog Lamps . . . . . . . . . . . . . . . . . . . 151
Halogen Bulbs . . . . . . . . . . . . . . . . 283
Headlamp Aiming . . . . . . . . . . . . . 283
Headlamps . . . . . . . . . . . . . . . . . . . 283
Buying New Tires . . . . . . . . . . . . . . . 310
C
Calibration . . . . . . . . . . . . . . . . . . . . . . 101
California Fuel Requirements . . . . . . . . . . . 224 California (cont'd)
Perchlorate Materials
Requirements . . . . . . . . . . . . . . . 252
California
Proposition
65 Warning . . . . . . . . . .252, 277, 326
Canadian Vehicle Owners . . . . . . . . 2
Capacities and Specifications . . . . . . . . . . . . . . . . . 360
Carbon Monoxide Engine Exhaust . . . . . . . . . . . . . . . 192
Tailgate . . . . . . . . . . . . . . . . . . . . . . . . . 33
Winter Driving . . . . . . . . . . . . . . . . 174
Cargo
Tie-Downs . . . . . . . . . . . . . . . . . . . . . . 96
Cargo Lamp . . . . . . . . . . . . . . . . . . . . 152
Caution, Danger, and Warning . . . . 3
Center Console Storage . . . . . . . . . 95
Center High-Mounted Stoplamp (CHMSL) and
Cargo Lamp . . . . . . . . . . . . . . . . . . . 284
Chains, Tire . . . . . . . . . . . . . . . . . . . . 314
Charging Wireless . . . . . . . . . . . . . . . . . . . . . . 104
Charging System Light . . . . . . . . . 114
Check Ignition Transmission Lock . . . 282
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GMC Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
9234761) - 2016 - crc - 7/24/15
Index 389
Check (cont'd)Malfunction Indicator
Engine Light . . . . . . . . . . . . . . . . .115
Child Restraints
Infants and Young Children . . . . . 75
Lower Anchors and Tethersfor Children . . . . . . . . . . . . . . . . . . . 80
Older Children . . . . . . . . . . . . . . . . . . 73
Securing . . . . . . . . . . . . . . . . . . . . 87, 89
Systems . . . . . . . . . . . . . . . . . . . . . . . . 77
Cleaning Exterior Care . . . . . . . . . . . . . . . . . 335
Interior Care . . . . . . . . . . . . . . . . . . 340
Climate Control Systems
Dual Automatic . . . . . . . . . . . . . . . 157
Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . 101
Cluster, Instrument . . . . . . . . . . . . . 106
Collision Damage Repair . . . . . . . 370
Compartments Storage . . . . . . . . . . . . . . . . . . . . . . . . . 94
Compass . . . . . . . . . . . . . . . . . . . . . . . 101 Messages . . . . . . . . . . . . . . . . . . . . 127
Connections
OnStar
®. . . . . . . . . . . . . . . . . . . . . . 379
Control . . . . . . . . . . . . . . . . . . . . . . . . . 210 Traction and ElectronicStability . . . . . . . . . . . . . . . . . . . . . 208 Control Light
Hill Descent . . . . . . . . . . . . . . . . . . .118
Control of a Vehicle . . . . . . . . . . . . . 165
Convex Mirrors . . . . . . . . . . . . . . . . . . 38
Coolant Engine . . . . . . . . . . . . . . . . . . . . . . . . 267
Engine Temperature Gauge . . .110
Engine TemperatureWarning Light . . . . . . . . . . . . . . . 120
Cooling System . . . . . . . . . . . . . . . . . 266 Engine Messages . . . . . . . . . . . . 128
Courtesy Transportation Program . . . . . . . . . . . . . . . . . . . . . . . 369
Cruise Control . . . . . . . . . . . . . . . . . . 211 Light . . . . . . . . . . . . . . . . . . . . . . . . . . 122
Cupholders . . . . . . . . . . . . . . . . . . . . . . 95
Customer Assistance . . . . . . . . . . . 365
Offices . . . . . . . . . . . . . . . . . . . . . . . . 365
Text Telephone (TTY)Users . . . . . . . . . . . . . . . . . . . . . . . 365
Customer Information
Service PublicationsOrdering Information . . . . . . . . 372
Customer Satisfaction Procedure . . . . . . . . . . . . . . . . . . . . . 363
D
Damage Repair, Collision . . . . . . . 370
Danger, Warning, and Caution . . . . 3
Data Recorders, Event . . . . . . . . . 375
Daytime Running
Lamps (DRL) . . . . . . . . . . . . . . . . . . 149
Defensive Driving . . . . . . . . . . . . . . . 165
Delayed Locking . . . . . . . . . . . . . . . . . 32
Diagnostics OnStar
®. . . . . . . . . . . . . . . . . . . . . . 381
Distracted Driving . . . . . . . . . . . . . . . 164
Dome Lamps . . . . . . . . . . . . . . . . . . . 153
Door Ajar Light . . . . . . . . . . . . . . . . . . . . . 122
Ajar Messages . . . . . . . . . . . . . . . 127
Delayed Locking . . . . . . . . . . . . . . . . 32
Locks . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Power Locks . . . . . . . . . . . . . . . . . . . . 32
Drive Belt Routing, Engine . . . . . . 362
Driver Assistance Systems . . . . . 214
Driver Information
Center (DIC) . . . . . . . . . . . . . . . . . . 123
Driving Assistance Systems . . . . . . . . . . 218
Characteristics and
Towing Tips . . . . . . . . . . . . . . . . . 228
Defensive . . . . . . . . . . . . . . . . . . . . . 165
Drunk . . . . . . . . . . . . . . . . . . . . . . . . . 165
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