Why is my Volkswagen Golf Estate's expansion tank overheating?

I have, for a while, had problem with overheating with the expansion tank in my Volkswagen Golf estate TDi, particularly when going up steep hills. I keep topping up the coolant tank, sometimes three or...

Degrees of uncertainty

I have a 1997P Peugeot 306 1.9TD (facelift model). My water light on the dash is coming on and off. I checked the coolant pod and it was fine on Thursday but I topped it up anyway. I drove the car all...

Passat imperfect

I recently bought an immaculate 2000W Passat Estate with the 1.9 115bhp TDI PD engine. It came with a full dealer history and 94,000miles. I can't find fault with it other than when checking the fluid...