Connector A
AUDIO UNIT CONNECTOR ('05-06 MODELS WITH BOSE SOUND SYSTEM WITHOUT REAR ENTERTAINMENT SYSTEM) CONNECTOR A
| Cavity |
Wire |
Connects to |
| A1 |
YEL/WHT |
Stereo amplifier power supply |
| A2 |
WHT/RED |
ACC (audio power supply) |
| A3 |
GRN/RED |
Radio remote switch (+) |
| A4 |
GRN/WHT |
Security line (navigation display unit) |
| BLU |
Passenger's multiplex control unit |
| A5 |
BLU |
Stereo amplifier (RR SP+) |
| A6 |
RED |
Stereo amplifier (RL SP+) |
| A7 |
YEL |
Stereo amplifier (FR SP+) |
| A8 |
WHT |
Stereo amplifier (FL SP+) |
| A9 |
RED/BLK |
Illumination (+) |
| A10 |
WHT/BLU |
+B (constant power) |
| A11 |
BLK/WHT |
Radio remote switch (GND) |
| A12 |
PUR |
Navigation unit (RG GND) |
| A13 |
LT GRN |
Navigation unit (RG L+) |
| A14 |
LT GRN |
OnStar control unit (TELE AUTO MUTE) |
| A15 |
BLK |
Stereo amplifier (RR SP-) |
| A16 |
GRN |
Stereo amplifier (RL SP-) |
| A17 |
BRN |
Stereo amplifier (FR SP-) |
| A18 |
ORN |
Stereo amplifier (FL SP-) |
| A19 |
RED |
Dash lights brightness controller |
| A20 |
BLK |
Ground (G502) |