What are the signs of oil viscosity breakdown ?

[rmay635703]

Originally Posted by Gasoline Fumes

You could take a sample and have it tested by a lab. They'll tell you if it should be changed. My guess is that it's OK.

Sounds like a question for this place

https://bobistheoilguy.com/forums/fi...ds/contributed

Also sounds like time to buy a $2000 Volt or some other cheap EV and enjoy a $99 rental once a year to avoid oil changes.