exhaust mods...ses code 32

Discussion in 'The Choo-Choo shop' started by GallenS, Nov 21, 2004.

  1. GallenS

    GallenS Go Fly a Buick!

    I installed a 3" exhaust (single) on the '88 'burb 454/400 (TBI), and now I am getting an ses code 32. I figure it is due to the lower back pressure. Anyone have a fix for the egr with these exhaust mods?


Share This Page