Join Date: Dec 2005
Nominated 2 Times in 20 Posts
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How far does it rise and fall?
Have you lost any coolant at all?
Does the heater get cold and hot in relation to the gauge?
Sounds like a sensor or gauge fault.....but could be the first sign of headgasket failure....
I'd rather push my Alfa than drive a BMW....
Currently in Lagdti's garage:
2004 Saab 9-5 HOT Aero and a 2001 Audi A3 1.8 Turbo