2010 Cadillac Escalade Owners Manual

WhentheLightFlashesFirstandThenis
OnSteady
Ifthecheckenginelightcomesonandstayson,while
theengineisrunning,  thisindicates thatthereisan
OBDIIproblemandserviceisrequired.
Thisindicates thattheremaybeaproblemwiththeTire
Pressure MonitorSystem.Thelightflashesforabouta
minuteandstaysonsteadyfortheremainder    ofthe
ignition cycle.Thissequence repeatswitheveryignition
cycle.SeeTirePressure  MonitorOperation on
page 768 formoreinformation.
Malfunctions oftenareindicated bythesystembefore
anyproblemisapparent.  Beingawareofthelightcan
preventmoreseriousdamagetothevehicle.    This
systemassiststheservicetechnician   incorrectly
diagnosing anymalfunction.
Notice: Ifthevehicleiscontinually   drivenwiththis
lighton,afterawhile,theemissioncontrols    might
notworkaswell,thevehicle's   fueleconomymight
notbeasgood,andtheenginemightnotrunas
smoothly.Thiscouldleadtocostlyrepairsthat
mightnotbecoveredbythevehiclewarranty.
MalfunctionIndicatorLamp
CheckEngineLight
Acomputer systemcalledOBDII(On-Board
Diagnostics-Second Generation) monitorsoperation
ofthefuel,ignition,  andemissioncontrolsystems.
Itensuresthatemissions  areatacceptable  levelsfor
thelifeofthevehicle,   helpingtoproduceacleaner
environment.
Notice: Modifications madetotheengine,
transmission, exhaust, intake,orfuelsystemofthe
vehicleorthereplacement  oftheoriginal  tireswith
otherthanthoseofthesameTirePerformance
Criteria (TPC)canaffectthevehicle's  emission
controls andcancausethislighttocomeon.
Modifications tothesesystemscouldleadtocostly
repairsnotcoveredbythevehiclewarranty.This
couldalsoresultinafailuretopassarequired
Emission Inspection/Maintenance test.See
Accessories andModifications onpage74.
Thislightshouldcomeon
whentheignition  ison,
buttheengineisnot
running, asacheckto
showitisworking.  Ifit
doesnot,havethevehicle
serviced byyourdealer/
retailer.
4-36
Product Specification
CategoriesCadillac Escalade Manuals, Cadillac Manuals
Tags
Model Year2010
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- 614 pages
Document File TypePDF
CopyrightAttribution Non-commercial
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