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

Engine Component Locator View (Left Side)


Object Number: 370231  Size: LF
(1)Manifold Absolute Pressure (MAP) Sensor
(2)Engine Oil Level Sensor
(3)Heated Oxygen Sensor (HO2S)
(4)Exhaust Gas Recirculation (EGR) Valve
(5)Throttle Body
Figure 2:

Engine Component Locator View (Right Side)


Object Number: 370232  Size: LF
(1)Fuel Pressure Regulator
(2)Ignition Coils/Module
(3)Throttle Body
(4)Engine Coolant Temperature (ECT) Sensor
(5)Camshaft Position (CMP) Sensor
(6)Crank Position (CKP) Sensor
(7)Engine Oil Pressure Sensor
(8)Heated Oxygen Sensor (HO2S)
(9)Fuel Injectors