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thermostat leak

  1. DIY: Thermostat replacement in details

    E39 M5 (1998-2003)
    Hey guys, This forum seems very slow but FWIW I made a video replacing the thermostat a while ago and figured I would post it. Hope it helps someone! It wasn't as bad as it sounds... Just get the thermostat housing cover and save yourself the hassle of pulling the old gasket etc... It was like...
  2. Thermostat and Water Pump replacement advice 05 E83 3.0

    X3 E83 (2004 - 2010)
    Have a 2005 E83 X3 with an 3.0l M54 engine. Water pump and thermostat are functioning fine except there looks like there's a leak around the thermostat. Every couple of months or so I need to top it off about 16 oz. Expansion tank and hoses look fine. Figure it's not worth just changing the...
  3. Coolant leak on lower hose connection to thermostat?

    E46 (1999 - 2006)
    Hi guys I hope you can give me a little advice, I had a minor coolant leak when I bought the car a month ago it's started to get a little bigger so I did a bit of diagnosing myself and found the expansion tank was cracked, so I replaced it and all was fine for about 25 miles then I noticed...
  4. thermostat leak...really?

    E46 (1999 - 2006)
    Hey festers, So I did a complete cooling system overhaul back in February and everything was fine. Checked coolant levels and areas I worked on to make sure there were no leaks. About 6 weeks ago, I finally took the car out for it's first roadtrip (perhaps 300 miles) and didn't have an issue...