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- Fri Apr 25, 2025 12:05 am
- Forum: S6 (C7 Typ 4G) 2012-2018
- Topic: Oil in Coolant tank, not mixed together.
- Replies: 1
- Views: 30217
Re: Oil in Coolant tank, not mixed together.
If there's an issue with oil/coolant mixing, the creamy sludge tends to be in the oil (under the oil filler cap, maybe on a dipstick if you have one), not the coolant (as the oil is constantly frothed by being in the engine, whereas coolant is really only impacted by the impellers in the pump, and o...