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    High NOX - EGR?

    Hi all, My 92 LT1 failed inspection for the 2nd time.....high nox. I am thinking it is EGR related, as I have replaced everything else..... Question 1 is, do I just the replace the valve itself or do I also replace the vacuum solenoid? Question 2 is, how hard are these jobs? Thanks...
  2. C

    Help! 92 LT1 running terrible.....experts needed!

    Hi, I am new to this forum, and am excited to see a ton of great info. I'm from Killingly, Connecticut and have a 92 vert and also a 67 Chevelle (10 sec drag car). Glad to be aboard! I did a search regarding my problem, but could not find any concrete info to help! I apologize in advance as...
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