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

RH Side of Engine Compartment


Object Number: 305304  Size: LF
(1)Battery
(2)Underhood Accessory Wiring Junction Block
(3)G100 Battery Ground
(4)Positive Battery Terminal
Figure 2:

EGR, Fuel Injectors, Generator, HO2S -- Top Rear of Engine (RPO L36)


Object Number: 305316  Size: LF
(1)Exhaust Gas Recirculation (EGR) Valve
(2)Fuel Injector Connector 6
(3)Fuel Injector Connector 4
(4)Fuel Injector Connector 2
(5)Generator
(6)Generator Connector
(7)Heated Oxygen Sensor HO2S 1
Figure 3:

Starter -- Lower Front of Engine Compartment


Object Number: 305308  Size: LF
(1)Positive Battery Cable
(2)G113/G117 Engine Grounds
(3)Starter Assembly
(4)Engine Oil Level Indicator Switch
(5)Knock Sensor (Bank 1)