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  1. What is difference between cheap code reader and high price tool ?

    General
    I found it from amazon Launch CReader 3001,here shows $24.99 Launch Launch X431 DIAGUN IV,here shows $549 That price is big difference,how to choose it ?
  2. Automatic headlights, delete?

    Exterior
    Hey, i got an ltz trailblazer recently, and its got the automatic headlights that turn on when its dark, i was wondering if there is any way to get rid of the automatic part, and be able to just turn the switch when i want them on or off.
  3. HVAC Auto Temperature Control

    General
    Ok, I'm not sure if this is a real problem or just me. I searched through the threads but could not find the same specific thing ( I probably did not look hard enough) Here's what's going on, now that the seasons are changing it's getting colder outside and the climate control is acting...
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