M5POST - BMW M5 Forum - View Single Post - Which one is the coolant reservoir cap, and what is the other one????

E90Fleet · 06-07-2015, 02:15 PM

Most of the new models now have 2 separate cooling systems.
Even 3 series will have this with the new facelift B48/B58 engines from July

06-07-2015, 02:15 PM	#12
E90Fleet Lieutenant General 1312 Rep 10,185 Posts Drives: BMW Join Date: Apr 2005 Location: South Africa iTrader: (0)	Most of the new models now have 2 separate cooling systems. Even 3 series will have this with the new facelift B48/B58 engines from July __________________ BMW if you are reading, I need a job, Please.
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