Ask about but no joy on location or owner but this is what I can find. (thanks to Sam Goddard)
Q645 GFV was purchased by the Blackpool Corporation in 1947 direct from military service for £550, as it was required to replace the many converted bus/ recovery trucks being used at the time. the truck's first years in service it remained in it's military colours being re painted in yellow/black in the early 50's. the truck carried many different fleet numbers other it's years starting with 115, in 1970 it was changed to 405 & in 1996 it was changed again to 905. the truck left active service in September 1996 and then sold into preservation in 1997 to some one in Yorkshire were it is believed to still be sitting in a part dismantled state. the attached pic was taken in 1967