Motor Oil and filters

[Tamago]

Originally Posted by nsmitchell

If the TSB was followed, I would contact Toyota for a new engine, covered under "Special Warranty". If you can prove the 5W-20 "caused" the damage, you will get your new engine.

most dealers pump oil out of a common 500 gallon tank.. they use recycled oil, whatever the local petroleum supply sells..

it's crap oil..

but seriously, a 30 to 20 weight change on the high end of viscosity is NOT GOING TO SPIN A BEARING. there has to be another factor that caused the damage.