What is the best type of motor oil to use in a Hummer H2 and why?

motor oilWhat is the best type of motor oil to use in a Hummer H2 and why?5-30, because that's what it's designed for.



also, every newish vehicle will run better on synthetic than conventional oil. anyone who tells you otherwise doesn't actually look at the data and tests.



a good synthetic can improve your fuel economy by 10%, for you that means 11 mpg.



honestly, unless you live on the top of a mountain you have to drive through a swamp to get to i'd get rid of that thing. trade it in using the new gov't incentive on something more enviro friendly, honda crv, ford escape hybrid... with the hybrid you'd get the gov't trade in incentive plus the 1300 hybrid tax incentive and still have awd and 5 seats.What is the best type of motor oil to use in a Hummer H2 and why?what it calls for........because engineers spent hundreds of hours desigining that motor with a specific oil in mind.What is the best type of motor oil to use in a Hummer H2 and why?I'd just get rid of it. Because Hummers suck