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catalytic

  1. Exhaust Mods
    I have a 2006 Trailblazer. I am looking for step by step instructions to remove and replace the catalytic converter. When I started it, there was a faint smell of rotten eggs. There is lagging upon acceleration...not all the time but it happens enough to need to fix it. Check engine light is...
  2. Engine Tunes/Mods
    Hi everyone, I am new to the site and have just ordered a tuned PCM from PCM4LESS. I was an idiot and didn't read the instructions that I now need a CASE relearn. I have not yet found anyone in Minnesota that knows how to do it or has the Tech II. My local Chevy dealership said they'd do it...
  3. OEM Issues
    My catalytic converter clogged last year and had to be replaced. I ended up replacing it with a Magnaflow 53006 (because it was cheap and I was unemployed to be honest) and it ran ok for about 8 months. I also replaced the upstream O2 sensor at the same time (with a Bosch 4 wire). Anyway...
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