Black plate (52,1)Cadillac Escalade/Escalade ESV Owner Manual - 2013 - CRC 2nd Edition - 10/9/129-52 Driving and OperatingCalifornia FuelRequirementsIf the vehicle is certified to meetCalifornia Emissions Standards, it isdesigned to operate on fuels thatmeet California specifications. Seethe underhood emission controllabel. If this fuel is not available instates adopting California EmissionsStandards, the vehicle will operatesatisfactorily on fuels meetingfederal specifications, but emissioncontrol system performance mightbe affected. The malfunctionindicator lamp could turn on and thevehicle might fail a smog‐check test.See Malfunction Indicator Lamp onpage 5‑16. If this occurs, return toyour authorized dealer for diagnosis.If it is determined that the conditionis caused by the type of fuel used,repairs might not be covered by thevehicle warranty.Fuels in ForeignCountriesNever use leaded gasoline or anyother fuel not recommended in theprevious text on fuel. Costly repairscaused by use of improper fuelwould not be covered by the vehiclewarranty.To check the fuel availability, ask anauto club, or contact a major oilcompany that does business in thecountry where you will be driving.Fuel AdditivesTo provide cleaner air, all gasolinesin the United States are nowrequired to contain additives thathelp prevent engine and fuel systemdeposits from forming, allowing theemission control system to workproperly. In most cases, nothingshould have to be added to the fuel.However, some gasolines containonly the minimum amount ofadditive required to meet U.S.Environmental Protection Agencyregulations. To help keep fuelinjectors and intake valves cleanand avoid problems due to dirtyinjectors or valves, look for gasolinethat is advertised as TOP TIERDetergent Gasoline. Look for theTOP TIER label on the fuel pump toensure gasoline meets enhanceddetergency standards developed bythe auto companies. A list ofmarketers providing TOP TIERDetergent Gasoline can be found atwww.toptiergas.com.For customers who do not use TOPTIER Detergent Gasoline regularly,one bottle of GM Fuel SystemTreatment PLUS, added to the fueltank at every engine oil change, canhelp clean deposits from fuelinjectors and intake valves. GM FuelSystem Treatment PLUS is the onlygasoline additive recommended byGeneral Motors. It is available atyour dealer.Gasolines containing oxygenates,such as ethers and ethanol, andreformulated gasolines might beavailable in your area. We