Thread: Need to stop DIC and HVAC displays from dimming with headlights

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  1. #1 Need to stop DIC and HVAC displays from dimming with headlights 
    GT Level Member MyHero's Avatar
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    OK, so I have an aftermarket stereo and LEDs in the gauge cluster and when the lights come on, the DIC and HVAC displays look really dim.

    Does anyone know which wire should be clipped from each harness to prevent them dimming with the headlights on?

    Thanks in advance. I clipped a wire to the stereo to prevent it from dimming because the cluster LEDs are just amazingly bright.
    MyHero is my pet project, not automotive related

    My car is an 00 GTP
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  2. #2 Re: Need to stop DIC and HVAC displays from dimming with headlights 
    Killa Bee Scottydoggs's Avatar
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    alternator upgrade will fix that, you could also try the big three power and grounds set up.

    98 Buick Regal GS, F body brakes, Caddy STS wheels, tinted tails L36 bottom end, lightly ported heads, 1.95 roller rockers, headers, gen 5 N* 3.0 pulley, FSIC, 42 lb injectors, a BrandonHall rebuilt trans, DHP tuned and AEM water/Meth injection https://goo.gl/gpV5kW
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  3. #3 Re: Need to stop DIC and HVAC displays from dimming with headlights 
    GT Level Member MyHero's Avatar
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    Quote Originally Posted by Scottydoggs View Post
    alternator upgrade will fix that, you could also try the big three power and grounds set up.
    Um. Thanks, but no.

    I’m specifically asking which wires to clip to prevent the two displays from dimming with the light switch being on.

    This isn’t a question about a voltage drop or anything but thanks.
    MyHero is my pet project, not automotive related

    My car is an 00 GTP
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  4. #4 Re: Need to stop DIC and HVAC displays from dimming with headlights 
    Killa Bee Scottydoggs's Avatar
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    im not help then lol i dont clip wires.....

    98 Buick Regal GS, F body brakes, Caddy STS wheels, tinted tails L36 bottom end, lightly ported heads, 1.95 roller rockers, headers, gen 5 N* 3.0 pulley, FSIC, 42 lb injectors, a BrandonHall rebuilt trans, DHP tuned and AEM water/Meth injection https://goo.gl/gpV5kW
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  5. #5 Re: Need to stop DIC and HVAC displays from dimming with headlights 
    GTX Level Member wstefan20's Avatar
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    The only wires there are to "clip" are the dimming switch wires. They are both grey, but you need to watch out on the radio since there are two grey wires.

    Wasn't aware our displays "auto dimmed", but if that works, then go for it!

    Never had a dimming issue like that, but to back Scotty, I'm not big into cutting wires, and I have the cs144 so I don't have to worry about that....
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