i cant get hp tuners to read a 2018 e92 with a l83 engine and 6l80e transmission. the transmission reads fine. and the engine next to hardware says it failed. what am i doing wrong??
i cant get hp tuners to read a 2018 e92 with a l83 engine and 6l80e transmission. the transmission reads fine. and the engine next to hardware says it failed. what am i doing wrong??
Last edited by miataman; 08-16-2019 at 10:19 AM.
make sure your transmission connector is fully seated. the gmlan goes through the transmission