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  1. G8 GT Talk (V8)
    This may have been covered in other threads, but I searched and couldn't find an exact match. '09 G8 GT, 47K miles. Recently developed a metallic-sounding vibration behind the dash at 1250 RPM, regardless of gear. Does it every time, whether accelerating or decelerating past 1250. Sounds...
  2. V8 Engine Tech (L76/LS3)
    I started my engine this morning, and was greeted with this lovely sound... http://youtu.be/ZuLPtNyJWwk I'm unsure how to post this as a video, so I posted it as a link. I wonder if this is related to the afm lifters or if its something worse.
  3. Drivetrain Tech
    Hi guys, I've looked and I can't find another thread on my issue. I noticed at the end of last winter when my baby is cold and in drive, the transmission rattles. If I push the tranny into neutral, the rattle stops. It isn't the normal lumpy idle either. After the car has been on for a while...
  4. Exhaust Tech
    Just purchased my 08 gt and I am a little disapointed in the sound. I was thinking about doing the DMH cutouts, but was wondering if anyone has run into any other problem besides the rattling noise? Feel free to post your opinions. Thanks Josh
  5. G8 GT Talk (V8)
    I'm going out of my mind with a rattle/knock at the rear passenger size of my GT. It sounds like a seat that's not quite tight enough, but I've verified that's not what it is. It seems to be somewhere behind the seat and doesn't change when a passenger is sitting in the seat. Unfortunately...
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