Hey guys im from usa and my 2005 frontiers heater core is leaking im 89% sure its the heater core, and not a line. Dripping coolant in driver side floor board. I took off the glove box and saw the heater box. Is removal of the dash necessary?? Could ibuse a dremel tool to cut into the box??? For quick access? Pardon my redneck ingenuity. Any help would ne apprecetive. Also club frontier has no thread on this issue ivdo not like club frontier