13-07-2014, 10:45 AM
Hmm, grey smoke could well be a bit of coal mixed with steam from water in the cylinders... 
Only sure fire way to test the HG will be a sniff test on the coolant tbh. Though obviously you need to find where it's leaking from first!
Shame about the 205 though.

Only sure fire way to test the HG will be a sniff test on the coolant tbh. Though obviously you need to find where it's leaking from first!
Shame about the 205 though.