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Discussion in 'General Chevy & GM Tech Questions' started by smoke20, Feb 11, 2009.

  1. smoke20

    smoke20 New Member

    hey gang,
    was in early stages of maybe putting a chip in to help gas milage and performance on my 07 trailblazer Ls. with 19k on it. I didnt know what brand or what does what. Does GM make a chip. I always pefer GM stuff. Ive had bad exp with after market stuff not fitting or working like OEM as they always claim. any thoughts would be great

    07 trailblazer
  2. zachh1020

    zachh1020 Rockstar 100 Posts

    If I'm correct, Hypertech has some pretty good quality chips.
  3. smoke20

    smoke20 New Member

    what kind of questions should id be asking, what should i be looking for in a chip when picking one out?
  4. zachh1020

    zachh1020 Rockstar 100 Posts

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