Forum Discussion

thehippie's avatar
thehippie
Explorer
Jun 30, 2018

about differential and transfer case fluid replacement

My 4Runner 4wd is already 122000 miles and differential and transfer case fluid not changed. It still drives like a dream. I heard that if you change the fluid it will hurt your car more since ...
time2roll's avatar
time2roll
Nomad
Jun 30, 2018
If the fluid change causes trouble then you were about to have trouble anyway.

Having said that I don't recommend heavy maintenance right before a big trip. Do the maintenance at least a week before and drive it a bit.

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