Opie Oils, GM M32 Gearbox Oil Recommendation
Opie Oils Recommendation for the GM M32 Gearbox
This is not a GM specification, this is an Opie Oils recommendation as to what oil to use in the GM M32 Gearbox.
We often get asked what's the best oil to use in the commonly problematic GM M32 Gearbox, there isn't an actually specification, however, in this category you'll find what the Opie Experts recommend.
If you have any doubts or want to make sure that the oils here are correct for your application then we recommend talking to our experts.