2010 CADILLAC DTS service

AUTOMATIC LIGHT CONTROL ON
This message displays when the automatic headlampsare turned on. SeeExterior Lamps on page 4-25formore information.
BATTERY SAVER ACTIVE
This message displays when the system detects thatthe battery voltage is dropping beyond a reasonablelevel. The battery saver system starts reducing certainfeatures of the vehicle that you may be able to notice.At the point that the features are disabled, this messageis displayed. It means that the vehicle is trying tosave the charge in the battery.
Turn off all unnecessary accessories to allow the batteryto recharge.
The normal battery voltage range is 11.5 to 15.5 volts.You can monitor battery voltage on the DriverInformation Center (DIC) by pressing the trip/fuel buttonuntil BATTERY VOLTAGE is displayed.
CHANGE ENGINE OIL SOON
This message displays when service is required for yourvehicle. See your dealer/retailer. SeeEngine Oil onpage 6-13andScheduled Maintenance on page 7-3formore information.
When you reset the CHANGE ENGINE OIL SOONmessage by clearing it from the display, you still mustreset the engine oil life system separately. For moreinformation on resetting the engine oil life system, seeEngine Oil Life System on page 6-16.
CHECK TIRE PRESSURE or ADD AIR
TO TIRE
On vehicles with the Tire Pressure Monitor System(TPMS), this message displays when the pressure inone or more of the vehicle’s tires is low. This messagealso displays LEFT FRONT, RIGHT FRONT, LEFTREAR, or RIGHT REAR to indicate which tire needs tobe checked. The low tire pressure warning light willalso come on. SeeTire Pressure Light on page 4-56.If a tire pressure message appears on the DIC, stop assoon as you can. Have the tire pressures checkedand set to those shown on the Tire Loading Informationlabel. SeeTires on page 6-46,Loading the Vehicleon page 5-18, andInflation - Tire Pressure onpage 6-54. You can receive more than one tire pressuremessage at a time. To read the other messages thatmay have been sent at the same time, press theset/reset button. The DIC also shows the tire pressurevalues. SeeDIC Operation and Displays on page 4-62.
4-68

ENGINE OVERHEATED IDLE ENGINE
Notice:If you drive your vehicle while the engine isoverheating, severe engine damage may occur. Ifan overheat warning appears on the instrumentpanel cluster and/or DIC, stop the vehicle as soonas possible. Do not increase the engine speed abovenormal idling speed. SeeEngine Overheating onpage 6-27for more information.
This message displays when the engine coolanttemperature is too hot. Stop and allow the vehicle toidle until it cools down. SeeEngine CoolantTemperature Warning Light on page 4-55.
SeeOverheated Engine Protection Operating Mode onpage 6-29for information on driving to a safe placein an emergency.
ENGINE OVERHEATED STOP ENGINE
Notice:If you drive your vehicle while the engineis overheating, severe engine damage may occur.If an overheat warning appears on the instrumentpanel cluster and/or DIC, stop the vehicle as soon aspossible. SeeEngine Overheating on page 6-27for more information.
This message displays when the engine has overheated.Immediately look for a safe place to pull your vehicleover and turn the engine off right away to avoid severeengine damage. SeeEngine Overheating on page 6-27andOverheated Engine Protection Operating Modeon page 6-29. A chime also sounds when this messageis displayed.
ENGINE POWER REDUCED
This message displays when the engine power is beingreduced to protect the engine from damage. Therecould be several malfunctions that might causethis message. Reduced engine power can affect thevehicle’s ability to accelerate. If this message is on, butthere is no reduction in performance, proceed toyour destination. The performance may be reduced thenext time the vehicle is driven. The vehicle may bedriven at a reduced speed while this message is on, butacceleration and speed may be reduced. Anytime thismessage stays on, the vehicle should be taken toyour dealer/retailer for service as soon as possible.
4-70

LANE DEPARTURE SYSTEM
UNAVAILABLE
If your vehicle has the Lane Departure Warning (LDW)system, this message may display if the LDW systemdoes not activate due to a temporary condition.SeeLane Departure Warning (LDW) on page 3-46formore information.
LEFT REAR DOOR OPEN
This symbol appears withthis message.
This message displays when the driver side rear door isnot closed completely. Make sure that the door isclosed completely.
NO CRUISE BRAKING GAS PEDAL
APPLIED
This message displays when the Adaptive CruiseControl (ACC) is engaged and you are pressing theaccelerator pedal enough to disable ACC automaticbraking. SeeAdaptive Cruise Control on page 4-15formore information.
OIL PRESSURE LOW STOP ENGINE
Notice:If you drive your vehicle while the engineoil pressure is low, severe engine damage mayoccur. If a low oil pressure warning appears on theinstrument panel cluster and/or DIC, stop thevehicle as soon as possible. Do not drive the vehicleuntil the cause of the low oil pressure is corrected.SeeEngine Oil on page 6-13for more information.
This message displays when the vehicle’s engineoil pressure is low. The oil pressure light also appearson the instrument panel cluster. SeeOil PressureLight on page 4-59.
A multiple chime sounds when this message is displayed.SeeEngine Oil on page 6-13for more information.
Stop the vehicle immediately, as engine damage canresult from driving a vehicle with low oil pressure. Havethe vehicle serviced by your dealer/retailer as soonas possible when this message is displayed.
4-72

PARKING ASSIST OFF
If your vehicle has the Ultrasonic Front and RearParking Assist (UFRPA) system, after the vehicle isshifted out of P (Park), this message displays to remindthe driver that the UFRPA system has been turnedoff. Press the set/reset button to acknowledge thismessage and clear it from the DIC display. To turn theUFRPA system back on, see “PARKING ASSIST”underDIC Operation and Displays on page 4-62. SeeUltrasonic Front and Rear Parking Assist (UFRPA)on page 3-40for more information.
PASSENGER DOOR OPEN
This symbol appears withthis message.
This message displays when the passenger side frontdoor is not closed completely. Make sure that the door isclosed completely.
RADAR CRUISE NOT READY
This message displays when the Adaptive CruiseControl (ACC) system will not activate due to atemporary condition. Your vehicle does not requireservice. If this message appears when you attempt toactivate the system, continue driving for several minutesand then try activating the system again. SeeAdaptiveCruise Control on page 4-15for more information.
REMOTE KEY LEARNING ACTIVE
This message displays while you are matching aRemote Keyless Entry (RKE) transmitter to your vehicle.See “Matching Transmitter(s) to Your Vehicle” underRemote Keyless Entry (RKE) System Operationon page 3-4andDIC Operation and Displays onpage 4-62for more information.
REPLACE BATTERY IN REMOTE KEY
This message displays when the battery in the RemoteKeyless Entry (RKE) transmitter needs to be replaced.To replace the battery, see “Battery Replacement” underRemote Keyless Entry (RKE) System Operation onpage 3-4.
4-73

RIGHT REAR DOOR OPEN
This symbol appears withthis message.
This message displays when the passenger side reardoor is not closed completely. Make sure that the door isclosed completely.
SERVICE AIR BAG
This message displays when there is a problem with theairbag system. Have your vehicle serviced by yourdealer/retailer immediately. SeeAirbag Readiness Lighton page 4-50for more information.
SERVICE A/C SYSTEM
This message displays when the air delivery mode dooror the electronic sensors that control the air conditioningand heating systems are no longer working. Havethe climate control system serviced by yourdealer/retailer if you notice a drop in heating and airconditioning efficiency.
SERVICE BATTERY CHARGING
SYSTEM
This message displays when a problem with thecharging system has been detected. The chargingsystem light also displays on the instrument panelcluster. SeeCharging System Light on page 4-52formore information. Have your vehicle serviced byyour dealer/retailer.
SERVICE BRAKE ASSIST
This message displays if there is a problem with thebrake system. The brake system warning light and theantilock brake system warning light may also bedisplayed on the instrument panel cluster. SeeBrakeSystem Warning Light on page 4-52andAntilock BrakeSystem (ABS) Warning Light on page 4-53for moreinformation. If this happens, stop as soon as possibleand turn off the vehicle. Restart the vehicle andcheck for the message on the DIC display. If themessage is displayed or appears again when you begindriving, the brake system needs service. See yourdealer/retailer as soon as possible. SeeBrakeson page 6-32for more information.
4-74

SERVICE BRAKE SYSTEM
This message displays if the ignition is on to inform thedriver that the brake fluid level is low. Have the brakesystem serviced by your dealer/retailer as soon aspossible.
SERVICE LANE DEPARTURE SYSTEM
If your vehicle has the Lane Departure Warning(LDW) system, this message may display to indicatethat the LDW system is not working properly. Ifthis message remains on after continued driving, thesystem needs service. See your dealer/retailer.SeeLane Departure Warning (LDW) on page 3-46formore information.
SERVICE PARKING ASSIST
If your vehicle has the Ultrasonic Front and RearParking Assist (UFRPA) system, this message displaysif there is a problem with the UFRPA system. Do notuse this system to help you park. SeeUltrasonic Frontand Rear Parking Assist (UFRPA) on page 3-40formore information. See your dealer/retailer for service.
SERVICE POWER STEERING
Your vehicle may have a speed variable assist steeringsystem. SeeSteering on page 5-8.
This message displays if a problem is detected with thespeed variable assist steering system. When thismessage is displayed, you may notice that the effortrequired to steer the vehicle decreases or feels lighter,but you will still be able to steer the vehicle.
SERVICE RADAR CRUISE
This message displays when the Adaptive CruiseControl (ACC) system and the Forward Collision Alert(FCA) system are disabled and need service. Seeyour dealer/retailer.
SERVICE SIDE BLIND ZONE ALERT
SYSTEM
If your vehicle has the Side Blind Zone Alert (SBZA)system and this message displays, both SBZA displayswill remain on indicating there is a problem with theSBZA system. If these displays remain on aftercontinued driving, the system needs service. See yourdealer/retailer. SeeSide Blind Zone Alert (SBZA)on page 3-43for more information.
4-75

SERVICE STABILITRAK
Your vehicle may have a vehicle stability enhancementsystem called StabiliTrak®. SeeStabiliTrak®Systemon page 5-5.
This message displays if there has been a problemdetected with the StabiliTrak system.
If this message comes on while you are driving, pull offthe road as soon as possible and stop carefully. Tryresetting the system by turning the ignition off then backon. If this message still stays on or comes back onagain while you are driving, your vehicle needs service.Have the StabiliTrak system inspected by yourdealer/retailer as soon as possible.
SERVICE SUSPENSION SYS (System)
This message displays when the magnetic ridecontrol or automatic leveling control system is notoperating properly. Have your vehicle serviced by yourdealer/retailer.
SERVICE THEFT DETERRENT SYSTEM
This message displays when there is a problem withthe theft-deterrent system programmed in the key.A fault has been detected in the system which meansthat the system is disabled and it is not protectingthe vehicle. The vehicle usually restarts; however, youmay want to take the vehicle to your dealer/retailer
before turning off the engine. SeePASS-Key®III+Electronic Immobilizer Operation on page 3-21for moreinformation.
SERVICE TIRE MONITOR SYSTEM
On vehicles with the Tire Pressure Monitor System(TPMS), this message displays if a part on the TPMS isnot working properly. The tire pressure light alsoflashes and then remains on during the same ignitioncycle. SeeTire Pressure Light on page 4-56. Severalconditions may cause this message to appear. SeeTirePressure Monitor Operation on page 6-58for moreinformation. If the warning comes on and stays on, theremay be a problem with the TPMS, see yourdealer/retailer.
SERVICE TRACTION CONTROL
This message displays when there is a problem with theTraction Control System (TCS). When this messageis displayed, the system will not limit wheel spin. Adjustyour driving accordingly. See your dealer/retailer forservice. SeeTraction Control System (TCS) on page 5-6for more information.
SERVICE TRANSMISSION
This message displays when there is a problem with thevehicle’s transmission. Have your vehicle serviced byyour dealer/retailer.
4-76

SERVICE VEHICLE SOON
This message displays when a non-emissions relatedmalfunction occurs. Have your vehicle serviced by yourdealer/retailer as soon as possible.
SET SPD (Speed)
If your vehicle has Adaptive Cruise Control (ACC), thismessage displays whenever the cruise control isset. First, the “CRUISE SET TO XXX MPH (km/h)”message appears. After a few seconds, the “CRUISESET TO XXX MPH (km/h)” message clears and themessage “SET SPD XX” displays at the bottom of theDIC. See “CRUISE SET TO XXX MPH (km/h)” earlier inthis section andAdaptive Cruise Control on page 4-15for more information.
SIDE BLIND ZONE ALERT
SYSTEM OFF
If your vehicle has the Side Blind Zone Alert (SBZA)system, this message displays when the SBZA systemhas been turned off. SeeSide Blind Zone Alert(SBZA) on page 3-43andDIC Operation and Displayson page 4-62for more information.
SIDE BLIND ZONE SYSTEM
UNAVAILABLE
If your vehicle has the Side Blind Zone Alert (SBZA)system, this message displays when the SBZA systemis disabled because the sensor is blocked and cannotdetect vehicles in your blind zone. The sensor maybe blocked by mud, dirt, snow, ice, or slush. Thismessage may also display during heavy rain or due toroad spray. It may also come on when driving inisolated areas with no guardrails, trees, or road signsand light traffic. Your vehicle does not need service.For cleaning instructions, seeWashing Your Vehicle onpage 6-95. SeeSide Blind Zone Alert (SBZA) onpage 3-43for more information.
SPEED LIMIT XXX MPH (km/h)
This message displays when the Speed Alert has beenturned on through the DIC Information Menu and thevehicle is at or above the speed limit. SeeDIC Operationand Displays on page 4-62for more information.
SPEED LIMITED TO XXX MPH (km/h)
This message displays when your vehicle speedis limited to 128 km/h (80 mph) because the vehicledetects a problem in the speed variable assist steering,magnetic ride control, or automatic leveling controlsystems. Have your vehicle serviced by yourdealer/retailer.
4-77