Hello all my first post here looking for some help Part time DMC tech full time service Mngr at Delorean Cadillac yes there is a relationship older brother of John owns dealership. have a car here which used to have a single turbo. Installed veh trans was sent out 2 years ago for overhaul as trans could not take power from the turbo and lost all gears,car sat finally installed trans was done by rob at PJ Grady driven for about 40 miles then started losing gears, installed pressure gauge and find it loses almost all pressure after 20 seconds after starting,removed pan found xs debris blocking filter, cleaned reinstalled and tested again ok for about 4 miles then problem starts all over again have a nos valvebody installed it and same condition again ???