Vauxhall Insignia having to keep topping up coolent tank

Car: Vauxhall Insignia
Variant: 2 elite
Model Year: 1916
Car not overheating but fan working overtime heater blows hot and cold
Posted: Dec 29, 2022 (2 years ago)
A pressure test on cooling system should show any external leak . But if nothing showing a block test may be needed to check head / gasket . This can also cause the problem with the heater
Posted Dec 29, 2022 (2 years ago)

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