ferrispedro
Senior Member
- Joined
- Sep 12, 2009
- Messages
- 96
- Reaction score
- 0
- Location
- Donaghadee, County Down
- Your Mercedes
- ML270 CDI
I have a problem with my ML270 heater. It seems to work well then when I go round a roundabout I lose my heat and have to build it up again. Feels to me like a big air lock somewhere in the system so how do I go about bleeding it. Diagrams and location of heater hoses would be appreciated.