GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

Group No.

A/C Compressor

Top LH front of the engine

201-7 Figure 8

202-0

9.170

A/C Compressor Relay

Center Rear of the Engine Compartment

201-23 Figure 24

202-1

9.277

A/C Refrigerant Pressure Sensor

At A/C Evaporator

201-23 Figure 24

202-171

9.275

Camshaft Position Sensor

RH side of the engine forward of the coil packs

201-85 Figure 86

202-12

2.383

Crankshaft Position Sensor

RH side of the engine below coil packs

201-85 Figure 86

202-14

2.383

Data Link Connector

Lower LH side of the instrument panel

201-84 Figure 85

202-20

2.440

Electronic Ignition Control Module (without Coil) Connector C1

RH side of the engine near the camshaft position sensor

Page 201-85 Figure 86

202-23

2.170

Electronic Ignition Control Module (without Coil) Connector C2

RH side of the engine near camshaft position sensor

201-85 Figure 86

202-24

2.170

Engine Coolant Temperature Sensor with the Engine Coolant Temperature Gauge Sensor

Front of the engine near the thermostat housing

201-8 Figure 9

202-34

1.150

Evaporative Emission Canister Purge Solenoid Valve

RH rear side of the engine above the coil packs

201-85 Figure 86

202-36

1.130

Evaporative Emission Canister Vent Solenoid Valve

Crossmember area of the fuel tank

201-33 Figure 34

202-36

3.120

Fuel Injectors #1 to #4

RH rear of the engine on the fuel rail

--

--

3.725

Fuel Level Sensor with the Fuel Pump (Fuel Sender with a Pump)

Top of the fuel tank

201-32 Figure 33

202-39

3.107

Fuel Pump Prime Connector

LH rear side of the engine compartment

201-28 Figure 29

202-156

--

Fuel Pump Relay

In the relay center

201-46 Figure 47

--

3.960

Fuel Pump Switch and the Engine Oil Pressure Guage Sensor

RH side of the engine near the camshaft position sensor

201-85 Figure 86

202-40

1.800

Fuel Tank Pressure Sensor

Top of the fuel tank

201-32 Figure 33

202-39

3.682

Heated Oxygen Sensor, Post-Converter

Rear of the catalytic converter

201-30 Figure 31

202-61

3.682

Idle Air Control Valve

Top RH side of the engine

201-8 Figure 9

202-47

3.820

Intake Air Temperature Sensor

LH front of the engine compartment on the air intake duct

201-6 Figure 7

202-51

3.682

Knock Sensor

Lower RH side of the engine below the coil packs

201-85 Figure 86

202-52

2.383

Linear Exhaust Gas Recirculation Solenoid Valve

Top rear of the engine

201-7 Figure 8

202-55

3.670

Manifold Absolute Pressure Sensor

Top RH side of the engine on the intake manifold

201-8 Figure 9

202-56

3.682

Oxygen Sensor, Pre-Converter

LH side of the engine in the exhaust manifold

201-7 Figure 8

202-61

3.682

Powertrain Control Module Connector C1 (Black)

RH side of the engine compartment

201-20 Figure 21

202-73

3.670

Powertrain Control Module Connector C2 (Gray)

RH side of the engine compartment

201-20 Figure 21

202-74

3.670

Powertrain Control Module Connector C3 (Blue)

RH side of the engine compartment

201-20 Figure 21

202-75

3.670

Relay Center

Behind the instrument panel compartment box

201-46 Figure 47

202-83

--

TCC Brake and Cruise Control Release Switch

On the brake pedal support bracket

201-40 Figure 41

202-96

3.887

Throttle Position Sensor

Top RH side of the engine

201-8 Figure 9

202-97

3.339

Vehicle Speed Sensor With Automatic Transmission

RH rear of the transmission

201-16 Figure 17

202-106

3.682

Vehicle Speed Sensor With Manual Transmission

RH rear of the transmission

201- 14 Figure 15

202-106

3.682

Refer to 8A-200 Master Component Section for connector, pass through grommet, and splice location references.