I would think a squirt of motor oil from an old-school oil can through the plug wells would be better than MMO, no? Thicker than MMO to produce ring seal and make the initial start-up quicker.
Is there any other new vehicle that you'd consider besides another Equinox? Why go back for a second one when your current one has had an issue this severe?
If I were you, I would do a Berryman's B12 piston soak and see if that frees the rings up enough to make a difference in the consumption...
If the paint is oxidized then a glaze isn't going to help. A glaze fills in small swirls and imperfections. If the paint is oxidized then you need a polish to cut down to clean paint again.
I was at Walmart today and saw that GTX Full Synthetic (silver bottle) is back on the shelves after being absent for a long time. My Walmart has also had Castrol as an end-cap positioned product in the automotive department, and judging by how fast it moves, they seem to be knocking it out of...
Interesting. I'm using Edge HM right now from a jug with the updated logo/label and it says 10,000 miles. This was purchased maybe four weeks ago, so it seems they've already revised the new labeling very quickly.
I always felt this way when people lean on keeping oil receipts for proof during any type of warranty issue. Okay, so it shows you purchased oil. You could have used that oil in a different vehicle. You could have bought that oil and then let it sit on a shelf for a year and not actually changed...