overheating

Hello Roadsters. im Looking for some advice on what i should do with my Z3 that seems to have a blown head gasket or possibly (hopefully lol) something else. I Purchased my 2001 Z3 1.9 4cyl in June/July 2023. I took a risk buying the car as it was registered as cat D but i loved the look of it...

Hi all had a over heating problem for a while now. So far I’ve replaced the expansion tank and thermostat. seems to be steaming/leaking from underneath the expansion tank area but I cant Get under the car with ease. any ideas what could be the problem? when I replaced the thermostat, there...

Drove it down to the beach and back today (almost 9 hours of constant driving on the interstate at 3.5k rpms) and noticed on my return trip it started to overheat. It would go up, then down, then up. It would raise as the rpms went up, and cool down when idle or less than 2k rpms. It only just...

Hi all,i am new on this site. I have my z3 m44 1.9 143 hp. One problem- So,i checked everything,i changed the water pump brand new,thermostat,i checked if the radiator is blocked somehow it is not. My engine overheats when i go on the motorway.It goes really fast to red,and when i switch on the...