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TCC Brake Switch Wiring - C10

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Old Mar 31, 2025 | 09:01 PM
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Default TCC Brake Switch Wiring - C10

Trying to wire up my brake switch on m,y 62 c10 using a camaro style brake switch (6 pins). I currently have the factory 62 switch with 2 pins. On this switch, I have orange 12v + from fuse box, then a white wire and blue wire (combined on one pin). The white wire is 12v from steering column connector, and the blue goes to the brake lights.

I now also have the purple TCC wire, keyed 12v from the ignition switch, and a ground.

Can anyone help me wire this? I've read that only 4 out of the 6 pins are to be used, but it seems I have 5. Is the ground not necessary?

Here is a photo I found from another thread. How would you all suggest I wire it?

Thanks
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Old Mar 31, 2025 | 09:35 PM
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There's no ground in any of that. The other 4 are used, not a ground.
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Old Apr 1, 2025 | 10:33 AM
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Great, thanks. So my two existing (factory) wires will land on the front two terminals of the switch, closest to the button. The other two (pcm wire and 12v keyed) will land on either pair of the other remaining contacts. Let me know if this sounds right.
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Old Apr 1, 2025 | 05:41 PM
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Yup..
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