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

Power, Ground, Serial Data, Indicator, and Stop Lamp Switch - 8600 GVW or Less w/Rear Disc Brakes


Object Number: 1775078  Size: FS
Master Electrical Component List
ABS Description and Operation (8600 GVW or Less W/Rear Disc Brake)
Control Module References
Traction Control and Wheel Speed Sensors - 8600 GVW or Less w/ Rear Disc Brakes
B+ Bus Bar
Ignition Switch - START, RUN, and ACC/RUN/START BUS BARS, IGN A, and CRNK Fuses
4WD, BRK, CRUISE, HTR/AC, and HVAC 1 Fuses
4.3L
4.8L, 5.3L, 6.0L, and 8.1L
Manual Transmission NV3500 Schematics
Manual Transmission NV4500 Schematics
G104, G107, and G110
Power, Ground, DLC and Splice Pack SP205
Power, Ground, Serial Data, Indicator Control, and Switches
Figure 2:

Traction Control Switch and Wheel Speed Sensors - 8600 GVW or Less w/Rear Disc Brakes


Object Number: 1775079  Size: FS
Master Electrical Component List
ABS Description and Operation (8600 GVW or Less W/Rear Disc Brake)
Control Module References
Power, Ground, Serial Data, Indicator and Stop Lamp Switch - All Others
Power, Ground, Serial Data, Indicator and Stop Lamp Switch - 8600 GVW or Less w/ Rear Disc Brakes
Ignition Switch - START, RUN, and ACC/RUN/START BUS BARS, IGN A, and CRNK Fuses
4WD, BRK, CRUISE, HTR/AC, and HVAC 1 Fuses
Antilock Brake System Schematic Icons
Antilock Brake System Schematic Icons
Transfer Case NVG 261-NP2 Control Schematics
I/P Lamps Dimming Control Supply - 1 of 3
G203 - 1 of 2
Figure 3:

Power, Ground, Serial Data, Indicator, and Stop Lamp Switch - All Others


Object Number: 1775083  Size: FS
Master Electrical Component List
ABS Description and Operation (8600 GVW or Less W/Rear Disc Brake)
Control Module References
Traction Control and Wheel Speed Sensors - All Others
Traction Control and Wheel Speed Sensors - 8600 GVW or Less w/ Rear Disc Brakes
B+ Bus Bar
Ignition Switch - START, RUN, and ACC/RUN/START BUS BARS, IGN A, and CRNK Fuses
4WD, BRK, CRUISE, HTR/AC, and HVAC 1 Fuses
Diesel
4.8L, 5.3L, 6.0L, and 8.1L
Manual Transmission NV3500 Schematics
Manual Transmission NV4500 Schematics
G104, G107, and G110
Power, Ground, DLC and Splice Pack SP205
Power, Ground, Serial Data, Indicator Control, and Switches
Figure 4:

Traction Control Switch and Wheel Speed Sensors - All Others


Object Number: 1775084  Size: FS
Master Electrical Component List
ABS Description and Operation (8600 GVW or Less W/Rear Disc Brake)
Control Module References
Power, Ground, Serial Data, Indicator and Stop Lamp Switch - All Others
Ignition Switch - START, RUN, and ACC/RUN/START BUS BARS, IGN A, and CRNK Fuses
4WD, BRK, CRUISE, HTR/AC, and HVAC 1 Fuses
Transfer Case NVG 261-NP2 Control Schematics
I/P Lamps Dimming Control Supply - 1 of 3
G203 - 1 of 2