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  1. Catalytic Converter ?s

    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. 04 Trailblazer 4.2L sluggish, irregular shifting

    General
    Hey guys, I need some expert opinions on what has proven to be a hard issue to resolve. I bought a 2004 Trailblazer 4.2L about 2 months ago. About a week or so after I owned it, it started to seem quite sluggish to me, and it also shifted hard, especially in the lower gears. Then the check...
  3. Need advice

    Transmission Mods
    Hi everyone. I'm having two issues with my driveline - one I know is my transmission. The first is that when I am driving between 45 and 55 or so and in lockup, I am seeing some slippage. I can feel the converter lock up, but then the RPMs will rise 200-300 RPM and then fall back to full...
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