Check and replace the thermostat. Power flush the entire system from the coolent lines going into the firewall and also look into upgrading your water pump. Purchase the better thermostat, the one that stays open when it fails as to not overheat your engine and breech the head gasket. Also dril;l hte hole in the thermostat in the 12oClock position (research it).
Many helpful hints in the Bimmerboard: http://www.bimmerboard.com/forums/e39/
Also only get OEM or better parts, don't skimp on cheap parts that break, spend a little more now = less spent in the long haul.
how to top up a transmission on e39 BMW
bmw e39 fuel tank capacity
BMW E39 Scheinwurfer' means BMW E39 headlight or headlamp. It is the make and model of a headlight that is used in certain BMW models. It can be bought from any BMW dealership.
como posso desbloquear o imobilizador do meu BMW serie 5 E39 520i do ano 1997 /98
If the engine is overheating the temp gauge will go all the way to the right and a red light will come on.
On BMW E39, which ranges from 1997 to 2003, it is behind the trunk covering on the left side, right behind the CD changer.
glovebox
Headlights for a BMW E39 can be purchased at various website which include but are not limited to Amazon and eBay. Car-Tuning stores also sell headlights for BMW.
e39 540
The BMW Boot emblem is 78mm
The BMW E60 was produced from March 2003 until 2010. It replaced the BMW E39.
in the glowbox mate :)