Xman said:If you use Mobile 1, make sure its 0W-40. I've read Mobile 1 thins out over time to be a 30W oil equivalent. I've used them both but went back to Mobile 1 so I had one less brand of oil in the garage (I've got 6 cars). Its a bit easier to find when you need more.
I haven't tried it in my rearend yet, just my tranny. Seems to shift smoother and makes less noise when I shift. Just remember the tranny takes 4.6 quarts.HoldenGTO said:Maybe that will rid my rearend whine. Unfortunately, I doubt it will get rid of the whine coming from the passenger seat.