Pin assignment Pin Color Wire size Function DESTINATION 1 Violet-White 0.35 Left Auxiliary Audio Signal (2) Headunit - Pin 31 violet/white cable
2 SCREEN - Auxiliary Audio Screen (2) Headunit - Pin 38
3 Green 0.5 Mid Speed GMLAN Serial Data (+) Display - Pin 17 Green Cable
4 Red 0.75 Battery Positive Voltage Display - Pin 3 or 5 Red Cable
10 Violet-Red 0.35 Right Auxiliary Audio Signal (2) Headunit - Pin 32 violet/red cable
11 SCREEN - Auxiliary Audio Screen (2) Headunit - Pin 38
12 White 0.5 Mid Speed GMLAN Serial Data (-) Display - Pin 18 White Cable
13 Brown 0.75 Ground
Nearest Chassis ground point
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