Tbi alternator wiring

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Slooptin

Slooptin

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Houston
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Vance
Truck Year
1985
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k30
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454
I think the alternator on my 90 suburban is going out. Took a look at it today and noticed this wire was cut (by previous owner presumably). Any idea why this might be the case?
 

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Jgonick

Jgonick

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Joel
Truck Year
1985
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K10
Engine Size
350
The terminal should be labeled P,L,F,S or P,L,I,S
See image for explanation.
 

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