• 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 McFly1999

  1. M

    '99 Grand Prix GT has code 1810, yet runs great as always, so why the code?

    I have code 1810 on my 99 Grand Prix GT, after doing a major gasket update/change (Lower Intake Manifold Gasket, Upper Intake Manifold, Valve cover gaskets, Water pump w/gasket; the coils and the catalytic converter also went bad with the constant steam cleaning of the cylinders so I also...
  2. M

    Upper Intake Manifold and Lower Intake Manifold Replacement/Overhaul, due to leaks

    I am looking to swap my defective (leaking/warped) L36 upper IM for a better one. Is there a benefit in going to an L26 upper, and/or is it more costly, than just doing the $130 Dorman? Less costly? Does it require more work/parts? Please help if you can. I've been trying to figure out the best...
  3. M

    Fuel/hesitation problems, please help!

    I recently purchased a '99 GPGT Sedan. It ran fine for a few months, and then I had a coolant leak... which I fixed (Block seal, can't beat it). Well, as soon as the leak was fixed, almost simultaneously, the car began hesitating. When I'd go half throttle or more the car hesitates/bucks. I...
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