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

Power, Ground and Serial Data


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Figure 2:

Door Speakers and Center Speaker (LHD Speaker System Enhanced Audio With Amplifier)


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Figure 3:

Door Speakers and Center Speaker (RHD Speaker System Enhanced Audio With Amplifier)


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Figure 4:

Amplifier


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Figure 5:

Door Speakers (LHD Speaker System Enhanced Audio With Amplifier)


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Figure 6:

Door Speakers (RHD Speaker System Enhanced Audio With Amplifier)


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Figure 7:

Center Speaker and Subwoofers (Speaker System Enhanced Audio With Amplifier)


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Figure 8:

Auxiliary Audio


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