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2000 Cadillac Eldorado Question: Can I use regular fuel instead of premium ?



fyrftr23, Toledo, OH, September 17, 2009, 20:41

I have a 2000 Cadillac ElDorado w/ 105,000 miles.

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  • Answer #1

    patrick mannion from Greg Solow's Engine Room, September 17, 2009, 21:28

    I think Cadillac called for 91 octane on that car the engine has a knock sensor and diminishes performance if it detects detonation due to lower octane fuel. Check your owner's hand book and or call your Cadillac dealer see what they advise.

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  • Answer #2

    October 21, 2009, 00:27

    yes caddys 2000 and newer can run on regular gasoline the computer will adjust for it

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