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  1. sonic_boom

    P1682 code

    Has anyone else had a starting problem with their sonic? My car had been sitting for 4 days and when I tried starting it this morning all it would do was crank over, took over an hour to start. At first when it started, I was acting like it was starving for fuel, and wouldn't stay running on its...
  2. sonic_boom

    headlights flickering

    For the last 2 months I've ran a 500 watt mtx amp with one 12 and had no problem, but last weekend I upgraded to an 800 watt Kenwood amp and 2 12s and now even with the bass turned all the way down my lights flicker to the point where they almost turn off, making driving at night impossible...
  3. sonic_boom

    sonic 1.8 tuner

    I know this forum only advertises trifecta, but what's the difference between trifecta,bullydog, and hypertec? That's the 3 tuners I have found for my car. I know all 3 brands will tell me theirs it's the way to go... My main question is, which to go with and why?
  4. sonic_boom

    andys auto sport

    Idk if im posting this thread in the right place, but anyways... Every time i google Chevy sonic parts, andysautosport.com is one of the first companies to pop up, so 2 weeks ago i ordered a muffler and they immediately gave me a confirmation number and told me that i would shortly get an email...
  5. sonic_boom

    SOTM: 2012 June Contest

    so far ive only done blacked out headlights and taillights, tinted windows, and flame graphix... hopefully its enough to win
  6. sonic_boom

    sonic top-speed

    Does anybody know what the sonic really tops out at? Every site online tells me it tops out at 124.... but I've had mine to 128 and I know it'll do more than that.
  7. sonic_boom

    intake and exhaust for 1.8

    I've read many posts of companys looking for Sonics to make aftermarket parts, does anybody know of any companys in new Mexico that do the same thing?
  8. sonic_boom

    stability concern

    Has anyone else had problems with their sonic being unstable at highway speed on windy days? I recently took a 1500 mile trip and my car was blown all over the road, especially while passing semi trucks.
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