expansion tank pressurising

bomberbeard

Active Member
Jan 19, 2016
2
0
Hi i have a seat Ibiza 1.9 TDI PD100 tuned heavily.. just lately its started to lose coolant at a alarming rate I'm topping it up every day! is seems to look like the tank is leaking but when you open it its got alot of preasure build up behind it ? with some reading ive done people are saying head gasket ? hope not ! any help would be great :confused:
 
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