2010 CADILLAC DTS maintenance

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

Bulb Replacement. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-43
Windshield Wiper Blade Replacement. . . . . . . . . 6-44
Tires. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-46
Appearance Care. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-91
Vehicle Identification. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-99
Electrical System. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-100
Capacities and Specifications. . . . . . . . . . . . . . . . . . . 6-109
Maintenance Schedule. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-1
Maintenance Schedule. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-2
Customer Assistance Information. . . . . . . . . . . . . . . . . . . . 8-1
Customer Assistance and Information. . . . . . . . . . . 8-2
Reporting Safety Defects. . . . . . . . . . . . . . . . . . . . . . . . . . . 8-16
Vehicle Data Recording and Privacy. . . . . . . . . . . 8-18
Index. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

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

Performance and Maintenance
Traction Control System (TCS)
The traction control system limits wheel spin. Thesystem turns on automatically every time the vehicle isstarted.
•To turn off traction control, press and releaseiin
front of the shift lever.Filluminates and the
appropriate DIC message is displayed. SeeDICWarnings and Messages on page 4-67.
•Press and release the button again to turn on
traction control.
For more information, seeTraction Control System(TCS) on page 5-6.
StabiliTrak®
The vehicle may have the StabiliTrak system thatassists with directional control of the vehicle in difficultdriving conditions. The system turns on automaticallyevery time the vehicle is started. The system cannot beturned off.
For more information, seeStabiliTrak®System onpage 5-5.
Tire Pressure Monitor
This vehicle may have a Tire Pressure MonitorSystem (TPMS).
The Tire Pressure Monitoralerts you when asignificant reduction inpressure occurs in one ormore of the vehicle’s tiresby illuminating the low tirepressure warning light onthe instrument cluster.
The warning light will remain on until the tire pressure iscorrected. The proper tire pressures for your vehicleare listed on the Tire and Loading Information labellocated on the driver side center pillar (B pillar). SeeLoading the Vehicle on page 5-18.
You may notice during cooler conditions that the low tirepressure warning light will appear when the vehicle is firststarted and then turn off as you drive. This may be anearly indicator that your tire pressures are getting low andthe tires need to be inflated to the proper pressure.
Note:The Tire Pressure Monitor can alert you aboutlow tire pressure, but it does not replace normal monthlytire maintenance. It is the driver’s responsibility tomaintain correct tire pressures.
SeeTire Pressure Monitor System on page 6-57andTire Pressure Monitor Operation on page 6-58.
1-21

Tire Sealant and Compressor Kit
This vehicle may come with a jack and spare tire or atire sealant and compressor kit. The kit can be usedto seal small punctures in the tread area of the tire.
SeeTire Sealant and Compressor Kit on page 6-71forcomplete operating information.
Engine Oil Life System
The engine oil life system calculates engine oil lifebased on vehicle use and displays a DIC message whenit is necessary to change the engine oil and filter. Theoil life system should be reset to 100% only following anoil change.
Resetting the Oil Life System
1. Turn the ignition to ON/RUN, with the engine off.
2. Press the DIC INFO button until OIL LIFEREMAINING displays.
3. Press and hold the DIC INFO RESET button until100% displays.
4. Turn the key to LOCK/OFF.
SeeEngine Oil Life System on page 6-16.
Driving for Better Fuel Economy
Driving habits can affect fuel mileage. Here are somedriving tips to get the best fuel economy possible.
•Avoid fast starts and accelerate smoothly.
•Brake gradually and avoid abrupt stops.
•Avoid idling the engine for long periods of time.
•When road and weather conditions are appropriate,
use cruise control, if equipped.
•Always follow posted speed limits or drive more
slowly when conditions require.
•Keep vehicle tires properly inflated.
•Combine several trips into a single trip.
•Replace the vehicle’s tires with the same TPC Spec
number molded into the tire’s sidewall near the size.
•Follow recommended scheduled maintenance.
1-22

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

Restraint System Check
Checking the Restraint Systems
Safety Belts
Now and then, check that the safety belt reminder light,safety belts, buckles, latch plates, retractors, andanchorages are all working properly.
Look for any other loose or damaged safety belt systemparts that might keep a safety belt system from doingits job. See your dealer/retailer to have it repaired. Tornor frayed safety belts may not protect you in a crash.They can rip apart under impact forces. If a belt is tornor frayed, get a new one right away.
Make sure the safety belt reminder light is working.SeeSafety Belt Reminders on page 4-49for moreinformation.
Keep safety belts clean and dry. SeeCare of SafetyBelts on page 6-95.
Airbags
The airbag system does not need regularly scheduledmaintenance or replacement. Make sure the airbagreadiness light is working. SeeAirbag Readiness Lighton page 4-50for more information.
Notice:If an airbag covering is damaged, opened,or broken, the airbag may not work properly. Donot open or break the airbag coverings. If there areany opened or broken airbag covers, have theairbag covering and/or airbag module replaced.For the location of the airbag modules, seeWhatMakes an Airbag Inflate? on page 2-65. See yourdealer/retailer for service.
2-74

Passenger Compartment Air Filter
The passenger compartment air filter traps most of thepollen from the air entering the vehicle. The filtermay need to be changed periodically. For how often tochange the passenger compartment air filter, seeScheduled Maintenance on page 7-3.
The access panel for the passenger compartment airfilter is located under the hood near the windshield,on the passenger’s side of the vehicle.
To access the passenger compartment air filter:
1. Use a tool to remove the cover. If the vehicle hastabs that allow the cover to be unlatched with yourfingers, a tool will not be needed for this step.
4-44