GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2008 🢒 Yukon XL - 4WD 🢒 Power and Signal Distribution 🢒 Data Communications 🢒 Antilock Brake System Schematics
Figure 1:

Module Power, Ground, and Serial Data, Pump Motor and Brake Switch HP2
Object Number: 2013831 Size: FS
Master Electrical Component List
ABS Description and Operation
Control Module References
Sensors - HP2
Figure 2:

Sensors HP2
Object Number: 2013833 Size: FS
Master Electrical Component List
ABS Description and Operation
Control Module References
Module Power, Ground and Serial Data, Pump Motor and Brake Switch - HP2
Powertrain Expansion Bus (HP2)
Data Communication Schematics