GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 1998 🢒 Yukon - 2WD 🢒 Body and Accessories 🢒 Wiring Systems 🢒 Engine Electrical Component Views
Figure 1:

Starter Wiring (Gas)
Object Number: 391545 Size: MF
(1)Starter Solenoid
(2)Knock Sensor
(3)Starter Motor
(4)Positive Battery Cable
(5)Engine Wiring Harness
Figure 2:

Starter Support Wiring (Diesel)
Object Number: 391546 Size: MF
(1)Generator Cable
(2)Positive Battery Cable
(3)Battery, RH
(4)Starter Solenoid
(5)Engine Wiring Harness
Figure 3:

Generator Support Wiring
Object Number: 391537 Size: MF
(1)Engine Wiring Harness
(2)Generator Connector
(3)Generator Wiring
(4)Negative Battery Cable
(5)G105
(6)Crankshaft Position Sensor
(7)Generator
Figure 4:

Dual Generator Support Wiring
Object Number: 391542 Size: MF
(1)Generator, RH
(2)Generator Cable
(3)C115
(4)Generator, LH
(5)Generator Connector, LH
(6)Battery, LH
(7)Electronic Brake Control Module (EBCM)