2010 CADILLAC DTS service

In Brief. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
Instrument Panel. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
Initial Drive Information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4
Vehicle Features. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-15
Performance and Maintenance. . . . . . . . . . . . . . . . . . . 1-21
Seats and Restraint System. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
Head Restraints. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
Front Seats. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3
Rear Seats. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-10
Safety Belts. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-12
Child Restraints. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-33
Airbag System. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-58
Restraint System Check. . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-74
Features and Controls. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1
Keys. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3
Doors and Locks. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-9
Windows. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-14
Theft-Deterrent Systems. . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-18
Starting and Operating Your Vehicle. . . . . . . . . . . 3-22
Mirrors. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-36
Object Detection Systems. . . . . . . . . . . . . . . . . . . . . . . . . . 3-40
Universal Home Remote System. . . . . . . . . . . . . . . . 3-48
Storage Areas. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-55
Sunroof. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-57
Instrument Panel. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1
Instrument Panel Overview. . . . . . . . . . . . . . . . . . . . . . . . . . 4-3
Climate Controls. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-36
Warning Lights, Gages, and Indicators. . . . . . . . 4-46
Driver Information Center (DIC). . . . . . . . . . . . . . . . . . 4-61
Audio System(s). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-88
Driving Your Vehicle. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1
Your Driving, the Road, and the Vehicle. . . . . . . 5-2
Towing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-24
Service and Appearance Care. . . . . . . . . . . . . . . . . . . . . . . . . . 6-1
Service. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-3
Fuel. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-5
Checking Things Under the Hood. . . . . . . . . . . . . . . 6-10
Headlamp Aiming. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-40
2010 Cadillac DTS Owner ManualM

Safety Warnings and Symbols
Warning Messages found on vehicle labels and in thismanual describe hazards and what to do to avoidor reduce them.
Dangerindicates a hazard with a high level of riskwhich will result in serious injury or death.
WarningorCautionindicates a hazard that could resultin injury or death.
{WARNING:
These mean there is something that could hurt
you or other people.
Notice:This means there is something that couldresult in property or vehicle damage. This would notbe covered by the vehicle’s warranty.
A circle with a slashthrough it is a safetysymbol which means “DoNot,” “Do not do this,”or “Do not let this happen.”
Vehicle Symbols
The vehicle has components and labels that usesymbols instead of text. Symbols are shown along withthe text describing the operation or informationrelating to a specific component, control, message,gage, or indicator.
M:This symbol is shown when you need to see your
owner manual for additional instructions or information.
*:This symbol is shown when you need to see a
service manual for additional instructions or information.
Vehicle Symbol Chart
Here are some additional symbols that may be found onthe vehicle and what they mean. For more informationon the symbol, refer to the index.
9:Airbag Readiness Light
#:Air Conditioning
!:Antilock Brake System (ABS)
g:Audio Steering Wheel Controls or OnStar®
$:Brake System Warning Light
":Charging System
iv

Instrument Panel. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-2
Initial Drive Information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-4Remote Keyless Entry (RKE) System . . . . . . . . . . . . . . . .1-4Remote Vehicle Start . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-5Door Locks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-5Trunk Release . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-6Windows . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-6Seat Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-7Heated and Ventilated Seats . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-8Head Restraint Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-8Safety Belt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-9Sensing System for Passenger Airbag . . . . . . . . . . . . . . .1-9Mirror Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-10Steering Wheel Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-11Interior Lighting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-12Exterior Lighting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-12Windshield Wiper/Washer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-13Climate Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-14
Vehicle Features. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-15Radio(s) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-15Satellite Radio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-17Portable Audio Devices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-17Steering Wheel Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-17Bluetooth®. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-18Navigation System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-18Driver Information Center (DIC) . . . . . . . . . . . . . . . . . . . . . . .1-18Cruise Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-20Power Outlets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-20
Performance and Maintenance. . . . . . . . . . . . . . . . . . . . . . . . .1-21Traction Control System (TCS) . . . . . . . . . . . . . . . . . . . . . . .1-21StabiliTrak®. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-21Tire Pressure Monitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-21Tire Sealant and Compressor Kit . . . . . . . . . . . . . . . . . . . .1-22Engine Oil Life System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-22Driving for Better Fuel Economy . . . . . . . . . . . . . . . . . . . . .1-22Roadside Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-23OnStar®. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-23
Section 1 In Brief
1-1

Vehicle Features
Radio(s)
O:Press to turn the system on and off. Turn to
increase or decrease the volume.
BAND:Press to switch between AM, FM, or XM™. Theselection displays.
a:Turn to select radio stations.
©SEEK¨:Press to seek or scan stations.
4(XM™ Satellite Radio Service, MP3/WMA, and RDS
Features):Press this button to display additional textinformation related to the current FM-RDS or XM station,or MP3/WMA song. When information is not available,No Info displays.
For more information about these and other radiofeatures, seeAudio System(s) on page 4-88.
Storing a Favorite Station
For vehicles with an XM radio, a maximum of 36 stationscan be stored as favorites using the six softkeys locatedbelow the radio station frequency tabs and by usingthe radio FAV button. Press FAV to go through up tosix pages of favorites, each having six favorite stationsavailable per page. Each page of favorites can containany combination of AM, FM, or XM stations.
SeeRadio(s) (MP3) on page 4-92.
Radio with CD
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Satellite Radio
XM is a satellite radio service that is based in the48 contiguous United States and 10 Canadianprovinces. XM satellite radio has a wide variety ofprogramming and commercial-free music,coast-to-coast, and in digital-quality sound.
A fee is required to receive the XM service.
For more information, refer to:
•www.xmradio.com or call 1-800-929-2100 (U.S.)
•www.xmradio.ca or call 1-877-438-9677 (Canada)
See “XM Satellite Radio Service” underRadio(s) (MP3)on page 4-92.
Portable Audio Devices
This vehicle may have an auxiliary input, located on theaudio faceplate. External devices such as iPod®,laptop computers, MP3 players, CD changers, etc. canbe connected to the auxiliary port using a 3.5 mm(1/8 in) input jack.
See “Using the Auxiliary Input Jack” underRadio(s)(MP3) on page 4-92.
Steering Wheel Controls
If equipped, these controlsare located on the rightside of the steering wheel.
w:Press to go to the next radio station stored as a
favorite, or the next track, if a CD/DVD is playing.
bg:Press to silence the vehicle speakers only. Press
again to turn the sound on. Press and hold longerthan two seconds to interact with OnStar®or Bluetooth®
systems.
+e!e: Increases or decreases volume.
cx:Press to go to the previous radio station stored
as a favorite, the next track, if a CD/DVD is playing,to reject an incoming call, or to end a current call.
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Roadside Service
U.S. or Canada:1-800-882-1112
TTY Users:1-888-889-2438
As the owner of a new Cadillac, you are automaticallyenrolled in the Roadside Service program which isavailable 24 hours a day, 365 days a year.
Roadside Service and OnStar
If you have a current OnStar subscription, press theOnStar button and the current GPS location will be sentto an OnStar Advisor who will assess your problem,contact Roadside Service, and relay exact location toget you the help you need.
Online Owner Center
The Online Owner Center is a complimentary servicethat includes online service reminders, vehiclemaintenance tips, online owner manual, specialprivileges and more.
Sign up today at:www.gmownercenter.com/cadillac(U.S.) orwww.gm.ca(Canada).
OnStar®
OnStar®uses several innovative technologies and liveadvisors to provide a wide range of safety, security,navigation, diagnostics, and calling services.
Automatic Crash Response
In a crash, built in sensors can automatically alert anOnStar advisor who is immediately connected tothe vehicle to see if you need help.
1-23

How OnStar Service Works
Q:This blue button connects you to a specially
trained OnStar advisor to verify your account informationand to answer questions.
]:Push this red emergency button to get priority help
from specially trained OnStar emergency advisors.
X:Push this button for hands-free, voice-activated
calling and to give voice commands for turn-by-turnnavigation.
Crisis Assist, Stolen Vehicle Assistance, VehicleDiagnostics, Remote Door Unlock, Roadside Assistance,Turn-by-Turn Navigation and Hands-Free Calling areavailable on most vehicles. Not all OnStar services areavailable on all vehicles. For more information see theOnStar Owner’s Guide or visit www.onstar.com (U.S.)or www.onstar.ca (Canada), contact OnStar at1-888-4-ONSTAR (1-888-466-7827) or TTY
1-877-248-2080, or pressQto speak with an OnStar
advisor 24 hours a day, 7 days a week.
For a full description of OnStar services and systemlimitations, see the OnStar Owner’s Guide in theglove box.
OnStar service is subject to the OnStar terms andconditions included in the OnStar SubscriberInformation.
OnStar service cannot work unless the vehicle is in aplace where OnStar has an agreement with a wirelessservice provider for service in that area. OnStarservice also cannot work unless the vehicle is in a placewhere the wireless service provider OnStar has hiredfor that area has coverage, network capacity andreception when the service is needed, and technologythat is compatible with the OnStar service. Not allservices are available everywhere, particularly in remoteor enclosed areas, or at all times.
The OnStar system can record and transmit vehicleinformation. This information is automatically sent to an
OnStar call center whenQis pressed,]is pressed, or
if the airbags or ACR system deploy. This informationusually includes the vehicle’s GPS location and, in theevent of a crash, additional information regarding thecrash that the vehicle was involved in (e.g. the directionfrom which the vehicle was hit). When the virtual advisorfeature of OnStar hands-free calling is used, the vehiclealso sends OnStar the vehicle’s GPS location so they canprovide services where it is located.
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Location information about the vehicle is only availableif the GPS satellite signals are unobstructed andavailable.
The vehicle must have a working electrical system,including adequate battery power, for the OnStarequipment to operate. There are other problems OnStarcannot control that may prevent OnStar from providingOnStar service at any particular time or place. Someexamples are damage to important parts of the vehiclein a crash, hills, tall buildings, tunnels, weather orwireless phone network congestion.
OnStar Steering Wheel Controls
This vehicle may have a Talk/Mute button that can beused to interact with OnStar hands-free calling. SeeAudio Steering Wheel Controls on page 4-119for moreinformation.
On some vehicles, the mute button can be used to dialnumbers into voice mail systems, or to dial phoneextensions. See the OnStar Owner’s Guide for moreinformation.
Your Responsibility
Increase the volume of the radio if the OnStar advisorcannot be heard.
If the light next to the OnStar buttons is red, the system
may not be functioning properly. PressQand request
a vehicle diagnostic. If the light appears clear (no light isappearing), your OnStar subscription has expired and
all services have been deactivated. PressQto confirm
that the OnStar equipment is active.
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