Explaining Why the Opel GT Can Use 5W-40 and the Saturn Sky / Pontiac Solstice Can’t (But They Really Can)
Why were we told not to use 5w-40 oil? And why would you want to? The devil, as it usually does, lies in the details. And this is far from the first time this has happened.
Save Money, Bring Your Own (Synthetic) Oil
The Saturn Sky Red Line is my first car that requires a full synthetic oil. Since then, I’ve done a lot of research on oil… so this won’t be my last blog post on the subject.