oil wieghts?
I'm just using the regular 5w-30 oil right now. full synthetic with the Lucas oil additive. I need to do an oil change sometime soon and I was told that I should put in a lighter weight oil. What would I gain/loose from a heavier or lighter weight oil?
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3rd alero- 02 GX 2.2 5sp coupe. drove for 3 years 55,000 miles. Sold for a kids first car, and missed
01 Intrigue GX
2016 Chevy SS, Jet Black
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