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  1. 911 Problems Forum
    Hey there, I have a 2013 Chevy duramax and I was driving on the highway and all of a sudden it sounded like there was something loose in the engine bay and before I could get pulled off to the side it started to shake, sound like it was misfiring, and rev up and down on its own while not letting...
  2. 06-07 LBZ & LLY Performance Parts Discussion
    Not sure if this is the correct place to post, especially for my first post, but oh well. I have a 2007 LBZ That I recently blew the orings out of the y bridge Elbow. I ordered an HSP y bridge kit and installed last night. It was a PITA removing the old and installing the new, but it’s in. I’m...
  3. 01-04.5 LB7 Duramax Powertrain
    02, LB7 160k new injectors at 130k, 1,000 miles on fuel filter. Bullydog gt, 5' turbo back. When idling in neutral, park, or drive the truck vibrates pretty severely half the time and pops and shakes when i shut it off also about 75 percent of the time. If if give it a little gas it idles...
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