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

Engine (4.8L, 5.3L, 6.0L) - Top Front


Object Number: 852327  Size: LF
(1)Generator Connector
(2)Evaporative Emission (EVAP) Canister Purge Solenoid Connector
(3)Generator
(4)Throttle Body
Figure 2:

Engine (8.1L) - Top Left


Object Number: 852331  Size: LF
(1)Throttle Actuator Control (TAC) Connector
(2)Throttle Position Sensor (TPS) Connector
(3)Ignition Coil Connector
(4)Fuel Injector Connector
(5)Evaporative Emission (EVAP) Canister Purge Solenoid Connector
(6)Generator Connector
(7)Generator
Figure 3:

Starter


Object Number: 780998  Size: MF
(1)Starter Solenoid
(2)Starter