BMW recommends coolant changes every 3 years. This video demonstrates how to change your own coolant, draining from both the radiator/expansion tank in addition to the engine block.

Parts Required:

~2 Gallons: BMW coolant: 82141467704: https://tinyurl.com/y8sxzve9
~2 Gallons: Distilled water
Qty 2: Crush washer (block drains): 07119963225: https://tinyurl.com/bdeey5bh
Qty 1: Radiator drain plug: 17111712339: https://tinyurl.com/243z7ypr


E39Source website: http://www.e39source.com

Help support E39Source by donating: http://www.e39source.com/donate