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

Rear of the Engine


Object Number: 669150  Size: LF
(1)Ignition Control Module -- Rear Bank
(2)Fuel Injectors
(3)Rear Heated O2 Sensor
(4)ECT Sensor
(5)EVAP Canister Purge Valve
(6)EGR Valve
(7)TP Sensor
(8)IAC Sensor
(9)MAP Sensor
Figure 2:

Top Front of the Engine


Object Number: 669163  Size: LF
(1)AIR Pump Relay(s)
(2)Fuel Injectors
(3)Ignition Control Module -- Front Bank
Figure 3:

Front of the Engine


Object Number: 669106  Size: LF
(1)Crankshaft Position Sensor B
(2)Crankshaft Position sensor A
(3)Engine Oil Pressure (EOP) Sensor
(4)Engine Oil Level Switch
Figure 4:

Top of the Engine


Object Number: 670342  Size: LF
(1)Knock Sensor
Figure 5:

Top Rear of the Engine


Object Number: 849673  Size: LF
(1)AIR Solenoid
(2)AIR Shut-Off Valve
(3)AIR Shut-Off Valve Outlet Pipe
Figure 6:

AIR Pump


Object Number: 669123  Size: LF
(1)AIR Pump Motor -- Front Bank
Figure 7:

Powertrain Control Module PCM


Object Number: 670360  Size: LF
(1)Powertrain Control Module (PCM)
Figure 8:

Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1


Object Number: 669008  Size: LF
(1)Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1
Figure 9:

Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2


Object Number: 669095  Size: LF
(1)Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2
Figure 10:

EVAP Emissions Solenoid


Object Number: 669157  Size: LF
(1)EVAP Emissions Solenoid
Figure 11:

Camshaft Position Sensor


Object Number: 670334  Size: LF
(1)Camshaft Position Sensor