GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2009 🢒 Yukon XL - 2WD 🢒 Diagnostic Navigation 🢒 Vehicle Diagnostic Information 🢒 Electronic Suspension Control Schematics
Figure 1:

Module Power, Ground, and Serial Data
Object Number: 2075205 Size: FS
Figure 2:

Position Sensors and Solenoids
Object Number: 2075207 Size: FS