GM Service Manual Online
For 1990-2009 cars only

ENGINE COMPONENT LOCATION TABLE

Name

Location

Locator View (8A Cell 201 Figure #)

Connector End View (8A)

Group No.

A/C Compressor Clutch Coil

Part of A/C compressor

7

--

--

A/C Refrigerant Pressure Sensor

LH side of engine compartment, below accummlator, below air cleaner assembly

65

--

--

Automatic Transaxle

Lower LH side of engine compartment

7

--

--

Body Control Module (BCM)

Below RH side of I/P, right of I/P compartment

17

51-2

--

Camshaft Position (CMP) Sensor

Engine compartment, RH side of engine, above A/C compressor clutch

3

--

--

Crankshaft Position (CKP) Sensor (7X)

Lower rear of engine

--

--

--

Crankshaft Position (CKP) Sensor (24X

RH side of engine, at end of crankshaft, behind harmonic balancer

7

--

--

Cruise Control Module

Engine compartment, near LH strut tower

11

34-1

--

Data Link Connector (DLC)

Below steering column, bottom of knee bolster

14

50-1

--

Driver Information Display

In roof console

--

86-1

--

Electronic Brake Traction Control Module (EBTCM)

LH side of I/P, above park brake cable bracket

13

5E2

--

Engine Coolant Fan Motor #1 (RH)

Mounted to rear RH side of radiator

1

--

--

Engine Coolant Fan Motor #2 (LH)

Mounted to rear LH side of radiator

1

--

--

Engine Coolant Temperature (ECT) Sensor

LH side top of engine

--

--

--

Engine Oil Level Indicator Switch

Center of engine oil pan

62

  

Evaporative Emmissions (EVAP) Canister Purge Solenoid valve

Top rear of engine, below ignition control module

4

--

--

Evaporative Emissions (EVAP) Cannister Purge Vacuum Switch

Top rear of engine, below ignition control module

4

--

--

Exhaust Gas Recirculation (EGR) Valve

Upper LH side of engine

6

202-35

--

Fuel Injectors

Top of engine at each cylinder intake port

--

--

--

Fuel Pump Motor

Mounted inside fuel tank

--

--

--

Fuel Pump Prime Connector

One cavity connector, branching out of engine wiring harness, near battery

--

--

--

Fuel Tank

Below LH side, middle of vehicle

55

--

--

Fuse Block

RH side of I/P, in RF door opening

--

--

--

Generator (K68)

Top rear RH side of engine

5

202-36

--

Generator (KG9)

Top rear RH side of engine

5

202-36

--

Heated Oxygen Sensor (HO2S) #1

Rear of engine, in exhaust manifold

4

202-37

--

Heated Oxygen Sensor (HO2S ) #2

In exhaust system, behind catalytic converter

54

202-37

--

Heater-A/C Control

Center of I/P, below radio

24

202-38

--

Idle Air Control (IAC) Valve

Top of engine, front of throttle assembly

6

202-38

--

Ignition Control Module (ICM)

Top center rear of engine

4, 5

202-38

--

Instrument Cluster

LH side of I/P

16

81-6

--

Intake Air Temperature (IAT) Sensor

LF of engine compartment, on air intake duct, near throttle body

6

--

--

Knock Sensor (KS)

Front of engine, above starter

7

--

--

Manifold Absolute Pressure (MAP) Sensor

RH top of engine

--

--

--

Mass Air Flow (MAF) Sensor

LH front of engine compartment, in air cleaner duct

6

--

--

Powertrain Control Module (PCM)

Engine compartment, secured in air cleaner assembly

12

Refer to Engine Controls Connector End Views

--

Radio

Center of I/P console

27

105-5

 

Rear Side Door Actuator Motor

RH quarter panel, above wheelhouse

34

137-2

--

Stop Lamp Switch

Mounted to brake pedal support

19

202-53

--

Throttle Position (TP) Sensor

Top of engine, on throttle assembly

6

--

--

Transaxle Range Switch

Rear LH side of engine compartment, mounted to top of transaxle

7

202-54

--

Underhood (UH) Electrical Center

Engine compartment, front of RH wheelhouse, above battery

1,8

202-55

--

Vehicle Speed Sensor (VSS)

Lower RR of engine compartment, mounted to RH side of transaxle

62

--

--

C101 (10 cavities)

I/P wiring harness to engine wiring harness, in lower LH side of engine compartment, next to C103

11

202-0

--

C102 (10 cavities)

Engine wiring harness to fuel injector wiring harness, top of engine, near generator next to C108

5

202-1

--

C105 (2 cavities)

Engine wiring harness to engine coolant fan wiring harness, behind engine coolant fan #2 (LH)

1

202-2

--

C108 (3 cavities)

Engine wiring harness to fuel injector wiring harness, top of engine, near generator, next to C102

5

202-3

--

C200 (56 cavities)

I/P wiring harness to RH side of body wiring harness, behind RH side of I/P compartment, below P100

33

202-6

--

C305 (12 cavities)

Body wiring harness to electronic brake control wiring harness and fuel sender wiring harness, mounted as a pass through, beneath vehicle behind driver seat

55

202-19

--

C308 (23 cavities)

Body wiring harness to dome lamp wiring harness, inside RH B-pillar, behind lower trim

32

202-20

 

G111

Engine compartment, left of starter, along with battery ground

7

--

--

G113

Engine compartment, left of starter, along with battery ground

7

--

--

G117

Engine compartment, left and above starter, near connector C111 to automatic transaxle

7

--

--

G200

RH side of I/P, secured on underside of cross car beam, left of heater-A/C vent

28

--

--

G301

Secured to inside of lower LH B pillar

36

--

--

P100

On RH side of bulkhead, left of RH strut tower

2

--

--

P101

On LH side of bulkhead, right of LH strut tower

11

--

--

S105

Engine harness, top RH side radiator approximately 20 cm (8 in) from engine coolant fan #1 (RH) motor breakout

--

--

--

S106

Engine harness, front LH side of engine compartment approximately 10 cm (4 in) from powertrain control module (PCM)

--

--

--

S107

Engine harness, center of engine approximately 4 cm (1 in) from camshaft position sensor breakout

--

--

--

S109

Fuel injector harness, center of engine approximately 12 cm (5 in) from fuel injector #1

--

--

--

S115

Automatic transaxle harness, inside automatic transaxle housing approximately 42 cm (17 in) from automatic transaxle fluid temperature sensor

--

--

--

S122

Engine harness, top LH side of radiator approximately 25 cm (10 in) from engine coolant fan #1 (RH) motor breakout

--

--

--

S146

Engine harness, center of engine approximately 10 cm (4 in) from engine coolant fan #1 (RH) motor breakout

--

--

--

S155

Engine harness, front of engine approximately 14 cm (6 in) from knock sensor (KS) breakout

--

--

--

S209

I/P harness, center of I/P approximately 8 cm (3 in) from security indicator lamp

--

--

--

S211

I/P harness, LH side of I/P approximately 37 cm (15 in) from hazard lamp/turn signal flasher breakout

--

--

--

S237

I/P harness, RH side of I/P approximately 4 cm (2 in) from C201 breakout

--

--

--

S238

I/P harness, center of I/P approximately 80 cm (31 in) from the cigar lighter connector

--

--

--

S264

I/P harness, RH side of I/P approximately 16 cm (6 in) from relay center breakout

--

--

--

S328

Body harness, RH B pillar approximately 14 cm (6 in) from G302 breakout

--

--

--