GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2009 🢒 STS 🢒 Power and Signal Distribution 🢒 Wiring Systems and Power Management 🢒 Power Moding Schematics
Figure 1:

RUN/CRNK Relay - Fuse Block - Underhood
Object Number: 2064050 Size: FS
Master Electrical Component List
Power Mode Description and Operation
Control Module References
PWR/TRN Relay
Figure 2:

PWR/TRN Relay
Object Number: 2064052 Size: FS
Master Electrical Component List
Power Mode Description and Operation
Control Module References
RUN/CRNK Relay
RUN CRNK Relay
Figure 3:

RUN/CRNK Relay - Fuse Block - Right Rear
Object Number: 2064053 Size: FS
Master Electrical Component List
Power Mode Description and Operation
Control Module References
ACCY and RUN Relay
PWR/TRN Relay
Figure 4:

ACCY and RUN Relay
Object Number: 2064054 Size: FS
Master Electrical Component List
Power Mode Description and Operation
Control Module References
RUN/CRNK Relay