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big 3 upgrade
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  1. Audio and Electronics
    I was hoping someone with some experience upgrading the big 3 on these vehicles would be willing to have a conversation? Some of my questions might seem easy for some, but I’m just trying to learn a few things. I appreciate it.
  2. Audio and Electronics
    Hey guys im doing the big 3 upgrade next month and I have located the terminal post on my alternator but how did you guys get a wrench in there ? I have a 2004 Trailblazer LT and i can barely fit my hand in there to get to the post so i crawled under my car to try an get a better angle but it...
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