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

Sensor Locations


Object Number: 1962322  Size: LF
(1)Throttle Body Assembly
(2)Fuel Injectors
(3)Oil Pressure Sensor
(4)Knock Sensor-Left
(5)Engine Coolant Temperature Sensor
(6)Camshaft Position Sensor
Figure 2:

Engine Sensors 2


Object Number: 1962326  Size: LF
(1)HO2S Sensor Bank 2
(2)Crankshaft Position Sensor
(3)MAP Sensor
(4)EVAP Canister Purge Valve
(5)Ignition Coil Assembly
(6)HO2S Sensor Bank 1
Figure 3:

Heated Oxygen Sensors


Object Number: 1962323  Size: LF
(1)Heated Oxygen Sensor Bank 1 Sensor 1
(2)Heated Oxygen Sensor Bank 2 Sensor 1
(3)Heated Oxygen Sensor Bank 2 Sensor 2
(4)Heated Oxygen Sensor Bank 1 Sensor 2
Figure 4:

Throttle Pedal Assembly


Object Number: 1962319  Size: MF
(1)Accelerator Pedal Position Sensor