2008 CADILLAC STS trunk

Rear Seats
Heated Seats
Your vehicle may have this feature. The buttons used to
control the heated rear seats are located on the rear
of the center console. The engine must be running
for the heated seat feature to work.
z(Heated Seat and Seatback):Press this button to
turn the heated seat feature on. When you press
the button, the feature will turn on at the highest setting.
Each time you press the button, the feature will go
down one temperature setting. A light next to the button
will indicate the setting; 3 is the highest, 1 is the lowest.
To turn the feature off, keep pressing the button until
the indicator light goes off.
The heated rear seats will shut off automatically when
the ignition is turned off.
Rear Seat Pass-Through Door
Your vehicle has a pass-through door that provides
access to the trunk from the rear seats. See “Rear Seat
Pass-Through Door” underTrunk on page 2-16.
1-7

Keys...............................................................2-3
Keyless Access System...................................2-5
Keyless Access System Operation....................2-6
Remote Vehicle Start....................................2-12
Doors and Locks............................................2-14
Door Locks..................................................2-14
Power Door Locks........................................2-14
Programmable Automatic Door Locks..............2-15
Rear Door Security Locks..............................2-15
Lockout Protection........................................2-16
Trunk..........................................................2-16
Windows........................................................2-19
Power Windows............................................2-20
Sun Visors...................................................2-22
Theft-Deterrent Systems..................................2-22
Theft-Deterrent System..................................2-22
Valet Lockout Switch.....................................2-25
Immobilizer..................................................2-26
Immobilizer Operation....................................2-26Starting and Operating Your Vehicle................2-27
New Vehicle Break-In....................................2-27
Ignition Positions..........................................2-28
Retained Accessory Power (RAP)...................2-29
Starting the Engine.......................................2-29
Engine Coolant Heater..................................2-31
Automatic Transmission Operation...................2-32
Parking Brake..............................................2-35
Shifting Into PARK (P)...................................2-36
Shifting Out of PARK (P)...............................2-37
Parking Over Things That Burn.......................2-38
Engine Exhaust............................................2-38
Running the Engine While Parked...................2-39
Mirrors...........................................................2-40
Automatic Dimming Rearview Mirror
with Intellibeam™ and OnStar
®...................2-40
Automatic Dimming Rearview Mirror................2-40
Automatic Dimming Rearview Mirror
with OnStar
®............................................2-40
Section 2 Features and Controls
2-1

Keyless Access System Operation
Your vehicle has a Keyless Access System that lets you
lock and unlock your vehicle’s doors, open the trunk
lid, remotely start the engine, and locate your vehicle, or
sound your vehicle’s alarm from a distance as much
as 30 feet (10 m) away.
The Keyless Access System also lets you lock and
unlock the vehicle’s doors and access the trunk without
removing the remote transmitter from your pocket,
purse, briefcase, etc. The system operates when the
transmitter is located within 3 feet (1 m) of the door or
trunk of your vehicle. See “Keyless Doors Unlock”
and “Keyless Ft (Front) Door Unlock” underVehicle
Personalization on page 2-60.Your vehicle comes with
two transmitters.Q(Lock):PressQonce
to lock the doors. The lock
status light on the front
doors will turn on for
ve seconds and the turn
signal indicators will ash.
If
Qis pressed twice, the doors will lock, the status light
on the door will turn on for ve seconds, the turn signal
indicators will ash twice, and the horn will sound once.
If the engine is off, the windows may be closed from
outside the vehicle using the lock button on the keyless
access transmitter. Press and hold the lock button for
more than two seconds to close any window. If any
window is unable to close completely, it will reverse and
the horn will chirp. See “Anti-Pinch Feature” underPower
Windows on page 2-20for more information.
2-6

See “Lights Flash at Lock” and “Horn Chirps at Lock”
underVehicle Personalization on page 2-60to change
the feedback feature.
"(Unlock):Press"once to unlock the driver’s door.
The turn signal indicators will ash twice. Press
"twice
within ve seconds to unlock all the doors. If it is dark
enough outside, your interior lamps will come on.
See “Lights Flash at Unlock” and “Ext. (Exterior) Lights at
Unlock” underVehicle Personalization on page 2-60to
change the feedback feature.
If your vehicle has the memory feature you can program
and recall memory settings when you press the unlock
button on the keyless access transmitter. SeeMemory
Seat, Mirrors and Steering Wheel on page 2-77for more
information.
/(Remote Start):Press/to operate the remote
start feature. SeeRemote Vehicle Start on page 2-12.
G(Trunk):Press and holdGfor about
one second to open the trunk while the engine is
turned off or the shift lever is in PARK (P).
L(Vehicle Locator/Panic Alarm):Press and release
Lto locate your vehicle. The horn will chirp three times
and the turn signal lamps will ash three times. Press and
hold
Lfor three seconds to sound the panic alarm.
The horn will chirp and the turn signal lamps will ash
for 30 seconds. Press and release
Lagain to cancel the
panic alarm.
2-7

When you want to open a rear door when the security
lock is on, do the following:
1. Unlock the door using the remote keyless entry
transmitter, if the vehicle has one, the power
door lock switch, or the rear door manual lock.
2. Open the door from the outside.
To cancel the rear door security lock, do the following:
1. Unlock the door and open it from the outside.
2. Insert the key into the security lock slot and turn it
so the slot is in the vertical position.
Lockout Protection
Your vehicle can be programmed to sound the horn
three times and unlock the driver’s door when all doors
are closed and there is a keyless access transmitter
inside the interior of the vehicle. When the driver’s door
is reopened, the key in reminder chime will sound
continuously. The vehicle will remain locked only when
at least one transmitter has been removed from the
vehicle and both doors are closed. SeeVehicle
Personalization on page 2-60.
Trunk
{CAUTION:
It can be dangerous to drive with the trunk lid
open because carbon monoxide (CO) gas can
come into your vehicle. You cannot see or
smell CO. It can cause unconsciousness and
even death. If you must drive with the trunk lid
open or if electrical wiring or other cable
connections must pass through the seal
between the body and the trunk lid:
Make sure all other windows are shut.
Turn the fan on your heating or cooling
system to its highest speed and select the
control setting that will force outside air
into your vehicle. See Climate Control
System.
If you have air outlets on or under the
instrument panel, open them all the way.
SeeEngine Exhaust on page 2-38.
2-16

Trunk Lid Release
There are three ways to open the trunk lid.
V(Trunk Lid Release):Press this button located
on the driver’s door. The vehicle must be in
PARK (P) or NEUTRAL (N) and the valet mode
turned off. To disable valet mode, seeValet Lockout
Switch on page 2-25.
Press the trunk lid release button on the keyless
access transmitter. SeeKeyless Access System
Operation on page 2-6. The vehicle must be
in PARK (P) or NEUTRAL (N) and the valet mode
turned off.
Squeeze the trunk release button located on the
rear of the trunk lid above the license plate, as
long as you have your keyless access transmitter
with you. Entry occurs when the button is being
pressed and the vehicle recognizes the transmitter.
The vehicle must be in PARK (P) and the valet
mode turned off.
If your vehicle has lost battery power, you can still
access the trunk by unlocking and lowering the rear seat
pass-through door and pulling the emergency trunk
release handle.
2-17

Rear Seat Pass-Through Door
To open the door:
1. Pull the rear seat armrest down.
2. If the door is locked, insert the key into the lock and
turn it counterclockwise.
3. Press the button above the lock and lower the door.
To open the trunk lid, pull the emergency trunk release
handle located in the trunk on the other side of the
door opening. See “Emergency Trunk Release Handle”
following.
Emergency Trunk Release Handle
Notice:Do not use the emergency trunk release
handle as a tie-down or anchor point when securing
items in the trunk as it could damage the handle.
There is a glow-in-the-dark trunk release handle
located inside the trunk near the back of the rear
seats. This handle will glow following exposure to light.
Pull down the release handle to open the trunk from
the inside of the vehicle.
2-18

To arm the system:
Press the lock button on the keyless access
transmitter. If the door is closed when the lock
button is pressed, the security light will stay
illuminated for 30 seconds. After the security light
goes off, the theft-deterrent system is armed.
Pressing the lock button twice will arm the system
immediately.
If the vehicle is locked using the keyless access
transmitter and the trunk lid, hood or a door is open
or not closed completely, the security light will ash
for 60 seconds and then turn off. At this time, the
theft-deterrent system is armed but the alarm will not
sound if the trunk lid, hood or door that was not
closed completely is tampered with or opened.
The alarm will sound for the trunk lid, hood or a door
that was completely closed at the time the vehicle
was locked using the keyless access transmitter.
Open the door. Lock the door with the power door
lock switch or lock button on the keyless access
transmitter. The security light should ash. Close the
door. The security light will stop ashing and stay on.
After 30 seconds the light should turn off, the
theft-deterrent system is armed.
Passive Arming, if activated through the vehicle
personalization feature, will arm the system
automatically after you close the door and take at
least one keyless access transmitter with you.
The security light will turn on. After 60 seconds the
light should turn off. The theft-deterrent system is
armed. SeeVehicle Personalization on page 2-60.
If a door, hood, or the trunk is opened without the
keyless access transmitter, the horn will sound for
30 seconds and the lamps will ash for two minutes.
The vehicle cannot be started without a keyless access
transmitter.
The Theft-Deterrent system will not arm if:
The key is used to turn the key cylinder to the
lock position.
The driver’s door is locked using the power door
lock switch after the doors are closed.
2-23