• The site migration is complete! Hopefully everything transferred properly from the multiple decades old software we were using before. If you notice any issues please let me know, thanks! Also, I'm still working on things like chatbox, etc so hopefully those will be working in the next week or two.

Recent content by Cougar281

  1. Cougar281

    2004 Grand Prix L26 P0128

    My friend's GP started throwing a P0128 last week, some time after a coolant flush at one of the Valvoline shops (car has 80k or so); Searching here didn't turn up much. According to the snapshot data I gathered with my Tech2, since I cleared the code initially, the car has been driven 133 miles...
  2. Cougar281

    Motor swap - Options

    My primary area of expertise is with Duramax engines and Allison Transmissions, so please forgive my newb questions. A friend of mine has a 2004 Grand Prix GT. He was considering getting rid of it, but if he could make it more fun to drive (IE: more power :cool:), he'd keep it for a long time...
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