GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2008 🢒 Yukon XL - 2WD 🢒 Power and Signal Distribution 🢒 Wiring Systems and Power Management 🢒 Wheels/Vehicle Underbody Component Views
Figure 1:

Front Frame and Underbody Components
Object Number: 1822406 Size: LF
(1)Wheel Speed Sensor (WSS) - Right Front
(2)Suspension Damper Solenoid - Right Front (Z55)
(3)Suspension Position Sensor - Right Front (Z55)
(4)Suspension Position Sensor - Left Front (Z55)
(5)Suspension Damper Solenoid - Left Front (Z55)
(6)Wheel Speed Sensor (WSS) - Left Front
(7)Frame
Figure 2:

Front Frame and Underbody Components NQH
Object Number: 1695149 Size: LF
(1)Frame
(2)X110
(3)Front Axle Housing
(4)Front Axle Actuator
Figure 3:

Front Frame and Underbody Components (BRS)
Object Number: 1750303 Size: LF
(1)Front Exhaust
(2)Transmission
(3)Running Board - Right
(4)Assist Step Control Module
(5)Running Board - Left
Figure 4:

Frame and Underbody Components (HP2)
Object Number: 1985279 Size: LF
(1)Trailer Connector
(2)Evaporative Emissions (EVAP) Canister Vent Solenoid Valve
(3)Electronic Brake Control Module (EBCM)
(4)Brake Fluid Pressure Sensor
(5)Fuel Pressure Sensor
(6)Fuel Tank Pressure (FTP) Sensor
(7)Fuel Pump and Sender Assembly - Front
(8)Fuel Pump Flow Control Module
Figure 5:

Left Side Frame and Underbody Components
Object Number: 1714199 Size: LF
(1)Fuel Tank
(2)Electronic Brake Control Module (EBCM)
(3)Chassis
Figure 6:

Rear Chassis Crossmember Components (Short Wheel Base)
Object Number: 1841127 Size: LF
(1)Data Link Resistor 1
Figure 7:

Rear Chassis Crossmember Components Long Wheel Base with NQZ
Object Number: 1841131 Size: LF
(1)Data Link Resistor 1
(2)Evaporative Emission (EVAP) Canister Vent Solenoid Valve
Figure 8:

Rear Chassis Crossmember Components Long Wheel Base without NQZ
Object Number: 1841134 Size: LF
(1)Fuel Pump and Sender Assembly - Front
(4)Fuel Pump and Sender Assembly - Rear
(4)Evaporative Emission (EVAP) Canister Vent Solenoid Valve
(4)Data Link Resistor 1
Figure 9:

Left Rear Frame and Underbody Components (Short Wheel Base)
Object Number: 1714208 Size: LF
(1)Chassis
(2)Evaporative Emissions (EVAP) Canister Vent Solenoid Valve
(3)Fuel Tank Pressure (FTP) Sensor
(4)Fuel Pump and Sender Assembly - Front
Figure 10:

Left Rear Frame and Underbody Components (Long Wheel Base)
Object Number: 1750324 Size: LF
(1)Fuel Pump and Sender Assembly - Front
(2)Fuel Tank Pressure (FTP) Sensor
(3)Fuel Pump and Sender Assembly - Rear (LY6)
(4)EVAP Canister
(5)Evaporative Emission (EVAP) Canister Vent Solenoid Valve
(6)Electronic Suspension Control (ESC) Module (Z55 or G69)
Figure 11:

Rear Frame and Underbody Components - 1 of 2
Object Number: 1714206 Size: LF
(1)Right Rear Coil Spring
(2)Electronic Suspension Control (ESC) Module (Z55 or G69)
(3)Chassis
Figure 12:

Rear Frame and Underbody Components - 2 of 2
Object Number: 1822405 Size: LF
(1)Suspension Position Sensor - Left Rear (Z55 or G69)
(2)Suspension Position Sensor - Right Rear (Z55 or G69)
(3)Frame
(4)Wheel Speed Sensor (WSS) - Right Rear
(5)Suspension Damper Solenoid - Right Rear (Z55)
(6)Automatic Level Control (ALC) Compressor (Z55)
(7)Suspension Damper Solenoid - Left Rear (Z55)
(8)Wheel Speed Sensor (WSS) - Left Rear