Chevy and GMC Duramax Diesel Forum banner
  • Hey Everyone! Enter your ride HERE to be a part of this months Ride of the Month Challenge!
1 - 1 of 1 Posts

·
HD TECHNICIAN
Joined
·
1,115 Posts
mine did the same thing when I blocked the egr, I believe its because the air thats going into the engine is pure, instead of recirculated exhaust. I know my egr valve would open under 10psi of boost, even with it tuned out. Since I've blocked it my truck barley smokes, I love it.
 
1 - 1 of 1 Posts
This is an older thread, you may not receive a response, and could be reviving an old thread. Please consider creating a new thread.
Top