problem here chaps,ladies....
i run the car as normal, starts fine..within 20 mins, still no hot air in cabin? changed coolant early this year, bled properly, heater valve pumps nice and hot, top thermostat hose hot..bottom coldish. good injection from resivior cap, ruled out water pump. the thermostat housing is really hot! nearly burned myself touching it! (would that be unusual)?
so..what would recommendations would be given, as i'm stumped!