Can i use regular gas in a 2007 lexus es350, that the owners manual says use premium.?

  • It wont hurt the car. What will happen is that the engines PCM (computer) will recognize that the air fuel mixture is off and will retard the timing to prevent damage to the vehicle. This usually results in loss of power (albeit slight) and a noticeable hesitation after hitting the gas from a stop. The ES350 uses a... Read More
  • You can do anything you want. However, the recommendation is there for a reason. Using premium will ensure your car performs the ways it is supposed to, that it gets the gas mileage it's supposed to, and that it's engine will last as long as it's supposed to. If you don't use premium and your engine is destroyed as a... Read More
  • You allways want to use the fuel that is recommended in the owners manual, especially in a newer car. The emissions system is calibrated to run on the specified octaine of the fuel that the manufacturer suggests. Using a lower grade fuel can cause problems with your car, likewise if your owners manual says to use... Read More
  • You'll have all kind of problems using regular. Better use the premium. It cost more but that's one thing most people forget to think about when buying that new car. It's designed to use premium so you better use it. The warranty won't be any good using regular.
  • NO....don't do it! You can use Premium in a car with an engine designed for the Octane of Regular but, you can't do the reverse and use Regular in a car designed for the Octane of Premium. You'll experience poor performance before your engine finally gives out. The money you save by buying the cheaper Regular gas... Read More
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