BMW 6 Series - Tech Talk E24,E63,E64,F12,F13
Hi all.
645ci
Just had new thermostat, new alternator, new rocker cover gaskets, new battery, and new coolant.
Drives great now, but noticed when driving home from garage that oil temp which sits at 90 nicely dropped to zero, and a minute later, jumped back to 90, a few times ?
Any thoughts...