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Manual Lumbar
If your vehicle has this
feature, there will be a
knob located on the
outboard side of the
driver’s seat.
Turn the knob counterclockwise to increase lumbar
support and clockwise to decrease lumbar support.
Heated Seats
If your vehicle has this
feature, the controls are
located on the outboard
side of the front seats.
This feature will quickly heat the lower cushion and
lower back of the driver’s and front passenger’s seats
for added comfort.
Press the lower part of the switch to turn the heater on
at low heat. Press the upper part of the switch to
turn the heater on at high heat. Put the switch in the
center position to turn the heater off.
The ignition must be on for the heated seat feature to
work. The passenger’s safety belt must be engaged for
the heated seat feature to work on the passenger’s seat.
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To turn off the right front passenger’s frontal airbag,
insert your ignition key into the switch, push in,
and move the switch to the off position.
The airbag off light will come on to let you know that the
right front passenger’s frontal airbag is off. The light
will stay on to remind you that the airbag is off. The right
front passenger’s frontal airbag will remain off until you
turn it back on.
{CAUTION:
If the airbag readiness light ever comes on
when you have turned off the airbag, it means
that something may be wrong with the airbag
system. The right front passenger’s frontal
airbag could in ate even though the switch is
off. If this ever happens, do not let anyone
whom the national government has identi ed
as a member of a passenger airbag risk group
sit in the right front passenger’s position
(for example, do not secure a rear-facing child
restraint in the right front passenger’s seat)
until you have your vehicle serviced. United States
Canada
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Page 80 of 420

To turn on the right front passenger’s frontal airbag,
insert your ignition key into the switch, push in,
and move the switch to the on position.
Servicing Your Airbag-Equipped
Vehicle
Airbags affect how your vehicle should be serviced.
There are parts of the airbag system in several places
around your vehicle. Your dealer and the service manual
have information about servicing your vehicle and the
airbag system. To purchase a service manual, see
Service Publications Ordering Information on page 7-11.
{CAUTION:
For up to 10 seconds after the ignition key is
turned off and the battery is disconnected, an
airbag can still in ate during improper service.
You can be injured if you are close to an airbag
when it in ates. Avoid wires wrapped with
yellow tape or yellow connectors. They are
probably part of the airbag system. Be sure to
follow proper service procedures, and make
sure the person performing work for you is
quali ed to do so.
The airbag system does not need regular maintenance. United States
Canada
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Page 83 of 420

Keys...............................................................2-2
Remote Keyless Entry System.........................2-4
Remote Keyless Entry System Operation...........2-5
Doors and Locks.............................................2-7
Door Locks....................................................2-7
Power Door Locks..........................................2-8
Programmable Automatic Door Locks................2-8
Rear Door Security Locks (Crew Cab)...............2-9
Lockout Protection........................................2-10
Rear Doors (Extended Cab)...........................2-10
Tailgate.......................................................2-10
Windows........................................................2-12
Manual Windows..........................................2-12
Power Windows............................................2-13
Sliding Rear Window.....................................2-14
Sun Visors...................................................2-14
Theft-Deterrent Systems..................................2-14
Content Theft-Deterrent.................................2-14
Passlock
®....................................................2-16
Starting and Operating Your Vehicle................2-16
New Vehicle Break-In....................................2-16
Ignition Positions..........................................2-17
Retained Accessory Power (RAP)...................2-18
Starting Your Engine.....................................2-18
Engine Coolant Heater..................................2-20
Automatic Transmission Operation...................2-21Manual Transmission Operation......................2-24
Four-Wheel Drive..........................................2-26
Parking Brake..............................................2-29
Shifting Into Park (P)
(Automatic Transmission)............................2-30
Shifting Out of Park (P)
(Automatic Transmission)............................2-32
Parking Your Vehicle (Manual Transmission).....2-33
Parking Over Things That Burn.......................2-33
Engine Exhaust............................................2-34
Running Your Engine While You Are Parked
(Automatic Transmission)............................2-34
Mirrors...........................................................2-36
Manual Rearview Mirror.................................2-36
Manual Rearview Mirror with OnStar
®..............2-36
Automatic Dimming Rearview Mirror with
Compass and Temperature Display..............2-37
Outside Manual Mirrors..................................2-39
Outside Power Mirrors...................................2-39
Outside Convex Mirror...................................2-40
OnStar
®System.............................................2-40
Storage Areas................................................2-42
Glove Box...................................................2-42
Cupholder(s)................................................2-42
Front Armrest Storage Area...........................2-42
Assist Handles.............................................2-43
Rear Storage Area........................................2-43
Section 2 Features and Controls
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Keys
{CAUTION:
Leaving children in a vehicle with the ignition
key is dangerous for many reasons. They could
operate the power windows or other controls or
even make the vehicle move. The children or
others could be badly injured or even killed.
Do not leave the keys in a vehicle with children.
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There is one double-sided
key for the ignition, driver’s
door lock, and tailgate.
When a new vehicle is delivered, the dealer provides
the owner with a pair of identical keys and a key
code number.The key code number tells your dealer or a quali ed
locksmith how to make extra keys. Keep this number in
a safe place. If you lose your keys, you will be able
to have new ones made easily using this number.
Your dealer should also have this number.
Notice:If you ever lock your keys in your vehicle,
you may have to damage the vehicle to get in.
Be sure you have spare keys.
If you ever do get locked out of your vehicle call the
GM Roadside Assistance Center. SeeRoadside
Assistance Program on page 7-6.
If your vehicle is equipped with the OnStar system with
an active subscription and you lock your keys inside
the vehicle, OnStar may be able to send a command to
unlock your vehicle. SeeOnStar
®System on page 2-40
for more information.
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Power Door Locks
If your vehicle has power
door locks, the switches
are located on the driver’s
and the front passenger’s
armrests.
Remove the ignition key and press L (lock) to lock
all the doors at once. To unlock all the doors,
press U (unlock).
On crew cab models, use the manual door lock lever
on each rear door to lock or unlock the doors from
the rear seating area.
Programmable Automatic
Door Locks
If your vehicle has power door locks and the remote
keyless entry system, it will be equipped with an
auto lock/unlock feature which enables you to program
your vehicle’s power door locks from the driver’s
seating position.
If your vehicle has an automatic transmission, it will be
programmed to have all the doors lock automatically
when the shift lever is moved out of PARK (P). All the
doors will unlock when the shift lever is moved back
into PARK (P).
If your vehicle has a manual transmission, it will be
programmed to have all the doors lock when the vehicle
speed is greater than 15 mph (24 km/h). The doors
will unlock when the key is removed from the ignition.
To personalize the automatic door locks, see “Automatic
Door Locks” underDIC Controls and Displays on
page 3-37.
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Rear Door Security Locks
(Crew Cab)
If you have the crew cab model, your vehicle may be
equipped with rear door security locks. With this feature,
you can lock the rear doors so they cannot be opened
from the inside by passengers.
The security lock lever is
located on the inside edge
of each rear door.To use the security locks, do the following:
1. Open one of the rear doors.
2. Using your ignition key, turn the lock clockwise on
the driver’s side rear door, and counterclockwise on
the passenger’s side rear door to engage the
rear door security lock.
3. Close the door.
4. Repeat these steps on the opposite rear door.
If you want to open the rear door when the security lock
is on, unlock the door and open the door from the
outside. To return the rear doors to normal use,
disengage the locks by inserting the ignition key and
turning the lock counterclockwise for the driver’s
side rear door, and clockwise for the passenger’s side
rear door.
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