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2004 Kia Optima Question: Motor Oil



ladykat34, V6, Tampa, FL, April 05, 2009, 16:52

I do not have the owner's manual for my Optima and do not know what is the best oil weight for my car?

3 Answers
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  • Answer #1

    patrick mannion from Greg Solow's Engine Room, April 05, 2009, 17:16

    Kia call for SG or SH spec oil. They call for 10/30W for ambient temps between 0 to 90 degrees and 10/40 for temps between 0 and 120 degrees. If your car has high mileage I would use 10/40. With oil filter change you need 5 quarts total.

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  • Answer #2

    Visitor, April 23, 2010, 04:02

    i do have the manual mail me yemking@gmail.com

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  • Answer #3

    Visitor, April 28, 2010, 14:15

    take it to your local dealer they have everything you need to know.....5w20....???????

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