Quote:
Originally Posted by Itr123
To revive this thread, I'm going through something similar myself as I'm planning on getting my transmission oil changed.
There seems to be one step everyone seems to be missing, and even zf qualified garages don't seem to mention.
Any car with an oil thermostat will need an overfill of 0.5ltrs once temperatures hit 75°c.
I've actually just emailed zf, and attached a screenshot of their reply.
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You have a good point. Did your whining get any better after you changed the fluid? Also how exactly do you overfill by 0.5 liters. Wouldn't it just pour out of the drain hole? Not quite understanding.