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stand alone harness question.

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Old Apr 24, 2014 | 07:48 PM
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Ezekiel Smith's Avatar
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Default stand alone harness question.

(2007) 5.3 engine
4l65e transmission
blue/green pcm connector


I'm almost done with my engine harness and I have a couple wires that I have no idea where they go.

I have 4 pink wires coming from the transmission harness that are still connected to the C2 connector, where do they go? The pinouts on the wires are F8,F9,E11,D8.

Two of the wires go to the round transmission connector and the other two go to the rectangle transmission connector. Also on the rectangle transmission connector. I have 4 other wires colors are light green, dark green, grey, and white. I de-pinned these when I de-pinned the harness. Do i cut these off at the connector or do they go somewhere? Thanks in advance for the help.

Last edited by Ezekiel Smith; Apr 24, 2014 at 10:09 PM.
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Old Apr 24, 2014 | 08:06 PM
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Park neutral switch and reverse lights.
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Old Apr 24, 2014 | 10:09 PM
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Originally Posted by aknovaman
Park neutral switch and reverse lights.
Are those on the c2 connector? I was reading the pinouts trying to figure this out.Thanks.
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Old Apr 25, 2014 | 08:04 AM
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pink from 15 pin trans connector go to switched ignition. unless it is connected to the PCM connector. The other wires in the square connector are as I stated above. A couple go to the PCM to tell it if it's in park or neutral to raise the idle in gear.

http://chevythunder.com/1999x%204L60...0PNP%20sw..gif

http://chevythunder.com/1999x%204L60...0and%20PCM.gif
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Old Apr 25, 2014 | 10:43 AM
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ok cool thanks. I will try that out.
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