Working on a 2011 volvo with a d11. Need to replace the coolant filter. All of the coolant shut offs I have seen are a shafts with a roll pin you turn. This one is a large nut with a Allen head bolt in the middle of it. Any insight on how to turn off the valve
Volvo d11 coolant valve
Discussion in 'Heavy Duty Diesel Truck Mechanics Forum' started by rhitrucking, Apr 17, 2017.
