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2012

  1. M

    '12 Z71 knock sensor

    Hello everyone, I am new to the group and can hopefully get some answers. I just got a 2012 Avalanche LT Z71 and of course is a Gen 2 with the knock sensors on the side of the block. I started getting two codes P0330 and P0333. I can not find any wiring diagram or pinout for the ECM and I have...
  2. J

    Soon to be owner! Some questions

    Hello all, I'm new to this forum. I have always loved the Chevy Avalanche and think I'll finally become an owner. Back in 2018 I almost bought a 2011 LTZ with 50k miles, price was right around $24-25k, I couldn't justify it then and passed it up, wish I hadn't. Now I have the opportunity to...
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