Do Thin Oils Destroy Engines Lessons From Gm S Massive Recall

You've probably heard the rumors, but the truth behind the According to the NHTSA, out of spec crankshaft surface finish caused the L87 You'll see a full breakdown of our 200000-mile Low Speed Pre-Ignition (LSPI) plagues Direct Injection (DI) Your owner's manual says 5W-30. Your dealership says 5W-30. But your Just like the old Castrol GTX ads, you want to avoid viscosity breakdown because when your viscosity breakdown, your