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

Power Modes RUN/CRANK and Serial Data Wake-Up


Object Number: 2080941  Size: FS
Figure 2:

Power Modes RAP and RUN


Object Number: 2080945  Size: FS
Figure 3:

Power Modes Serial Data Enable


Object Number: 2080947  Size: FS
Power Modes RAP and RUN