Bubbles means air somewhere in the coolant system. Does the V70 have an air release bleed screw fitted on the lower radiator hose as the V40's do. Was your heater on full when you topped up the system. Wise especially if the coolant was very low when the warning light showed. these cars dont have h...

Doublesecret trick: to avoid crossthreading aluminum engines like ours, put them in with surgical or aquarium tubing. Pop one end over the plug's electrical end, then lower it in and twist the other end. You can only thread them correctly that way. I use a sparkplug wrench, any reason that I should...

If you releived pressure to remove fuel line, did you bleed the rail after you reassembled? I have had dealings with vapor lock that were just like this.