99 LS1 stock ECU, 60lb injectors, it goes rich on decel 1.0-11.5 then recovers to 14.5 at idle. Was in main VE table and made some adj when in decel. I am at 20 to 25 KPA and it is rich. I zeroed out the tables in 20-25 KPA and it makes no differenace at all ???
bobby r