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

Power, Ground, Serial Data, Hold Mode


Object Number: 1987604  Size: FS
Master Electrical Component List
Transmission General Description
Control Module References
Solenoids, Stop Lamp, TFT Sensor
Ignition Switch
Fuse Block - I/P F8, F9, F15, F22, F23 Fuses
Power, Ground, Class 2
PNP Switch, Shift Lever
G202, 1 of 2
Indicators 2 of 3
High Speed GMLAN - M98 (RHD)
High Speed GMLAN - M98 (LHD)
G202, 2 of 2
Figure 2:

Solenoids, Stop Lamp, TFT Sensor


Object Number: 1987610  Size: FS
Master Electrical Component List
Transmission General Description
Control Module References
Speed Sensors
Power, Ground, Serial Data, Hold Mode
B+ Bus
Stop Lamps
Stop Lamps
Figure 3:

Speed Sensors


Object Number: 1987612  Size: FS
Master Electrical Component List
Transmission General Description
Control Module References
PNP Switch, Shift Lever
Solenoids, Stop Lamp, TFT Sensor
Figure 4:

PNP Switch, Shift Lever


Object Number: 1987615  Size: FS
Master Electrical Component List
Transmission General Description
Control Module References
Speed Sensors
Ignition Switch
Fuse Block - I/P F10, F16, F17 Fuses
Starting
Power, Ground, Serial Data, Hold Mode
Backup Lamps (M98/MFB/MFN)
Backup Lamps (M98/MFB/MFN)
G202, 1 of 2