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9 pin c3 connector help please

bruski83

New member
Hello all,

I need your help with the wiring on my 99 gtp bose radio. i have read the diagram i found in here, my question is how do i bypass it or what do pin 10-12 really do (please dumb it down as much as possible!)

"Pin 7 - PNK - Radio on signal

Pins 8 and 9 - Not used

Pin 10 - LT GRN - Remote playback device right audio signal

Pin 11 - ORG/BLK - Remote playback device left audio signal

Pin 12 - LT BLU - Remote playback device common signal

Pins 13-15 - Not used"

thank you in advance,
Bruce
 


I am putting an aftermarket radio in my 99 gtp w/bose. On the back of my factory radio there is the normal 21pin, which isnt the issue. And there is a smaller 9pin that plugs into the bottom middle of the factory radio which controls the amp as far as i can tell... not sure how to find an aftermarket harness for it or cut and splice...
 


Search on Buickman104, I think it's the pink or orange wire that needs power to turn the amp on. Buickman documented it well in a not so long ago post.
 
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