Q: Can I use 5w-30 oil in my car instead of 10w-30?
My car's manual says to use 10w-30 oil in my car, a 1995 Buick LeSabre. Can I safely use 5w-30 oil?
Hey there, thanks for writing in. You should not have any issues with using the 5w-30 in your cars engine if the recommended oil is 10w-30.
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