Cadillac 2010 DTS Owner's Manual

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Emissions Inspection and MaintenanceProgramsSome state/provincial and local governments haveor might begin programs to inspect the emissioncontrol equipment on the vehicle. Failure to pass thisinspection could prevent getting a vehicle registration.Here are some things to know to help the vehicle passan inspection:. The vehicle will not pass this inspection if thecheck engine light is on with the engine running,or if the key is in ON/RUN and the light is not on.. The vehicle will not pass this inspection if theOBD II (on-board diagnostic) system determinesthat critical emission control systems have notbeen completely diagnosed by the system. Thevehicle would be considered not ready forinspection. This can happen if the battery hasrecently been replaced or if the battery has rundown. The diagnostic system is designed toevaluate critical emission control systems duringnormal driving. This can take several days ofroutine driving. If this has been done and thevehicle still does not pass the inspection for lackof OBD II system readiness, your dealer canprepare the vehicle for inspection.Oil Pressure Light{ WARNING:Do not keep driving if the oil pressure is low.The engine can become so hot that it catches fire.Someone could be burned. Check the oil as soonas possible and have the vehicle serviced.Notice: Lack of proper engine oil maintenancecan damage the engine. The repairs would not becovered by the vehicle warranty. Always follow themaintenance schedule in this manual for changingengine oil.This light comes on briefly while starting the engine.If it does not, have the vehicle serviced by your dealer.If the system is working normally the indicator light thengoes off.4-58