Quote:
Originally Posted by KNS
When my BMW reached 240,000 miles it was time to replace the leaky oil pan gasket. I had been changing the oil every 5000 to 7500 miles and using either Castrol or Mobil 1 synthetic the whole time. The oil pan was remarkably clean.
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The best thing possible to do is always change your oil on time and use the best oil and filter available. Nothing beats that.
The “engine flush” that some repair shops try to sell people is complete BS IMO and in fact could really be harmful for the reasons stated above on this thread.