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

Engine Compartment Components - Forward Lamp Harness


Object Number: 1535943  Size: LF
(1)Hood Ajar Switch (AP3 or AP8)
(2)Inflatable Restraint Front End Sensor - Left
(3)Horn - Left
(4)Cooling Fan - Left
(5)Cooling Fan - Right
(6)Ambient Air Temperature Sensor (UH8 or UH9)
(7)Horn - Right
(8)Inflatable Restraint Front End Sensor - Right
(9)Hood Ajar Switch Connector (AP3 or AP8)
Figure 2:

Front of the Engine (LGD/LZ9)


Object Number: 1700522  Size: LF
(1)Intake Manifold Tuning (IMT) Solenoid Valve
(2)Evaporative Emission (EVAP) Canister Purge Solenoid Valve
(3)Throttle Actuator Control (TAC) Module
(4)Knock Sensor (KS) 2
(5)Starter Solenoid
(6)Starter Motor
(7)Engine Oil Pressure (EOP) Sensor
(8)Camshaft Position (CMP) Actuator Solenoid
(9)Camshaft Position (CMP) Sensor
Figure 3:

Rear of the Engine (LGD/LZ9)


Object Number: 1700528  Size: LF
(1)Throttle Actuator Control (TAC) Module
(2)Manifold Absolute Pressure (MAP) Sensor
(3)Ignition Control Module (ICM)
(4)Heated Oxygen Sensor (HO2S) 1
(5)Knock Sensor (KS) 1
(6)Block Heater
(7)Crankshaft Position (CKP) Sensor
(8)Engine Oil Level Switch
(9)Engine Coolant Temperature (ECT) Sensor
Figure 4:

I/P Console


Object Number: 1535974  Size: LF
(1)Steering Wheel Control Switch Assembly - Right (UK3)
(2)Instrument Panel Cluster (IPC)
(3)Multifunction Switch - I/P
(4)Theft Light Emitted Diode (LED) (UA6)
(5)Ambient Light Sensor
(6)Hazard Switch
(7)Inflatable Restraint PASSENGER AIR BAG ON/OFF Indicator
(8)Inflatable Restraint I/P Module
(9)Radio
(10)HVAC Control Module
(11)Cigar Lighter
(12)Cruise Control Lever (K34)
(13)Inflatable Restraint Steering Wheel Module
(14)Steering Wheel Control Switch Assembly - Left (Uk3)
(15)Headlamp Switch
(16)Turn Signal/Multifunction Switch