GM Service Manual Online
For 1990-2009 cars only
Figure 1:

Cell 150: Power, Ground and DLC (Bose)


Object Number: 431503  Size: FS
Entertainment Component Views
Radio/Audio System Circuit Description
Cell 150: Bose Relay Control (Bose)
Class 2 Serial Data Cell 50
Class 2 Serial Data Cell 50
Power And Ground Cell 50
Cell 14: SP201, SP203, G201
Cell 10: I/P Fuses 3, 5, 24, Circuit Breaker 36
Figure 2:

Cell 150: Bose Relay Control (Bose)


Object Number: 431499  Size: FS
Entertainment Component Views
Radio/Audio System Circuit Description
Cell 150: Bose Signal Processor (Bose)
Cell 150: Power, Ground and DLC (Bose)
Cell 10: I/P Fuses 3, 5, 24, Circuit Breaker 36
Cell 150: Front and Rear Speakers (Bose)
Cell 14: SP201, SP203, G201
Cell 51: Hood Ajar Indicator Switch
Figure 3:

Cell 150: Bose Signal Processor (Bose)


Object Number: 431501  Size: FS
Entertainment Component Views
Radio/Audio System Circuit Description
Cell 150: Front and Rear Speakers (Bose)
Cell 150: Bose Relay Control (Bose)
Cell 150: Front and Rear Speakers (Bose)
Cell 150: Front and Rear Speakers (Bose)
Figure 4:

Cell 150: Front and Rear Speakers (Bose)


Object Number: 431506  Size: FS
Entertainment Component Views
Radio/Audio System Circuit Description
Cell 150: Power, Ground and DLC (Base)
Cell 150: Bose Signal Processor (Bose)
Cell 150: Bose Signal Processor (Bose)
Cell 150: Bose Relay Control (Bose)
Cell 150: Bose Signal Processor (Bose)
Cell 14: SP201, SP203, G201
Figure 5:

Cell 150: Power, Ground and DLC (Base)


Object Number: 483569  Size: FS
Entertainment Component Views
Radio/Audio System Circuit Description
Cell 150: Front and Rear Speakers (Base)
Cell 150: Front and Rear Speakers (Bose)
Class 2 Serial Data Cell 50
Class 2 Serial Data Cell 50
Power And Ground Cell 50
Cell 14: SP201, SP203, G201
Cell 10: I/P Fuses 3, 5, 24, Circuit Breaker 36
Figure 6:

Cell 150: Front and Rear Speakers (Base)


Object Number: 483572  Size: FS
Entertainment Component Views
Radio/Audio System Circuit Description
Cell 150: Power, Ground and DLC (Base)