GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 1999 🢒 GMC C-Series Medium Duty Truck B7 🢒 Brakes 🢒 Hydraulic Brakes 🢒 Engine Controls Connector End Views
Table 1: Accelerator Pedal Position (APP) Sensor
Table 2: Automatic Transmission (A/T) Modulator Relay
Table 3: Automatic Transmission (A/T) Modulator
Table 4: Brake Switch Interface Module
Table 5: Camshaft Position (CMP) Sensor
Table 6: Canister Purge Solenoid
Table 7: Cruise Control Clutch Switch
Table 8: Clutch/Starter Interlock Switch
Table 9: Crankshaft Position (CKP) Sensor
Table 10: Data Link Connector (DLC)
Table 11: Driver Information Center (DIC) (C1)
Table 12: Driver Information Center (DIC) (C2)
Table 13: Electronic Throttle Actuator Control Module (C1)
Table 14: Electronic Throttle Actuator Control Module (C2)
Table 15: Engine Coolant Temperature (ECT) Gauge Sensor
Table 16: Engine Oil Pressure (EOP) Gauge Sensor and Fuel Pump Switch
Table 17: Exhaust Gas Recirculation (EGR) Valve
Table 18: Fuel Sender and Fuel Pump
Table 19: Hi Idle Switch
Table 20: Ignition Coil (Left Bank)
Table 21: Ignition Coil (Right Bank)
Table 22: Instrument Panel Cluster (IPC)
Table 23: Intake Air Temperature (IAT) Sensor
Table 24: Low Engine Coolant Level Indicator Switch
Table 25: Manifold Absolute Pressure (MAP) Sensor
Table 26: Mass Air Flow (MAF) Sensor
Table 27: Multifunction Alarm Module (MFAM)
Table 28: Multiport Fuel Injector (Left Bank)
Table 29: Multiport Fuel Injector (Right Bank)
Table 30: Neutral Position Switch
Table 31: Oxygen Sensor Pre Convertor (Left Side)
Table 32: Oxygen Sensor Pre Convertor (Right Side)
Table 33: Powertrain Control Module (PCM) C1
Table 34: Powertrain Control Module (PCM) C2
Table 35: Speedo Adapter
Table 36: Stoplamps Switch C1
Table 37: Stoplamps Switch C2
Table 38: Throttle Position Sensor (TPS)
Table 39: Throttle Stepper Motor
Table 40: Vehicle Speed Sensor (VSS) (Automatic)
Table 41: Vehicle Speed Sensor (VSS) (Manual)

Accelerator Pedal Position (APP) Sensor


Object Number: 280766 Size: CH

Connector Part Information
    • 12065425
    • 10 Way F Metri-Pack 150 Series, Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

BRN

1271

Electronic Throttle -Pedal Position Return 1

B

PPL

1272

Electronic Throttle -Pedal Position Return 2

C

LT BLU

1162

Electronic Throttle -Pedal Position Signal 2

D

TAN

1274

Electronic Throttle -Pedal Position 5v Reference 2

E

YEL/BLK

1275

Electronic Throttle -Pedal Position 5v Reference 3

F

DK BLU

1161

Electronic Throttle -Pedal Position Signal 1

G

WHT/BLK

1164

Electronic Throttle -Pedal Position 5v Reference 1

H

--

--

Not Used

J

GRY

1273

Electronic Throttle -Pedal Position Return 3

K

DK GRN

1163

Electronic Throttle -Pedal Position Signal 3

Automatic Transmission (A/T) Modulator Relay


Object Number: 39670 Size: CH

Connector Part Information
    • 12129716
    • 4 Way F Metri-Pack 280 Series, Flexlock, Sealed (GRY)

Pin

Wire Color

Circuit No.

Function

30

PNK

839

Ignition 1 Voltage

85

PNK

839

Ignition 1 Voltage

86

GRY

324

Shift Relay Output-Coil

87

BRN

323

Shift Solenoid Feed

Automatic Transmission (A/T) Modulator


Object Number: 232824 Size: CH

Connector Part Information
    • 15300002
    • 2 Way F Metri-Pack 150 Series, Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

BRN

323

Shift Solenoid Feed

B

BLK

150

Ground

Brake Switch Interface Module


Object Number: 403569 Size: CH

Connector Part Information
    • 12004706
    • 6 Way EdgeBoard Series, Standard (BLK)

Pin

Wire Color

Circuit No.

Function

A

PNK

39

Fuse Output -Ignition 1- Type III Fuse

B

PPL

420

Brake Pedal Switch Output -Torque Converter

C

TAN

848

Brake Pedal Switch Signal -ABS

D

LT BLU

20

Stop Lamp Feed

E

BLK/WHT

451

Engine Control Module Ground

F

LT GRN

526

Stop Lamp Switch Signal

Camshaft Position (CMP) Sensor


Object Number: 68730 Size: CH

Connector Part Information
    • 12110293
    • 3 Way F Metri-Pack 150 Series, Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

PNK/BLK

632

Camshaft Position Sensor Return

B

BRN/WHT

633

Camshaft Position Sensor Signal

C

RED

631

Camshaft Sensor Feed-12 Volt Reference

Canister Purge Solenoid


Object Number: 35437 Size: CH

Connector Part Information
    • 12052643
    • 2 Way F Metri-Pack 150 Series, Sealed (RED)

Pin

Wire Color

Circuit No.

Function

A

PNK

339

Fuse Output-Ignition 1-Type III Fuse

B

DK GRN/WHT

428

Canister Purge Solenoid Output

Cruise Control Clutch Switch


Object Number: 309396 Size: CH

Connector Part Information
    • 12064870
    • 2 Way M Metri-Pack 150 (BLK)

Pin

Wire Color

Circuit No.

Function

A

BRN/WHT

379

Cruise Control Clutch Pedal Switch Output

B

BLK

808

Sensor Return

Clutch/Starter Interlock Switch


Object Number: 295466 Size: CH

Connector Part Information
    • 12033711
    • 2 Way F Metri-Pack 480 Series, (BLU)

Pin

Wire Color

Circuit No.

Function

A

GRY

48

Clutch Switch Signal Clutch Anticipate

B

PPL

806

Fuse Output Crank Type III Fuse

Crankshaft Position (CKP) Sensor


Object Number: 68730 Size: CH

Connector Part Information
    • 12110293
    • 3 Way F Metri-Pack 150 Series, Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

DK BLU/WHT

1869

Crankshaft Position Sensor Signal

B

YEL/BLK

1868

Crankshaft Position Sensor Return

C

LT GRN

1867

Crankshaft Position Sensor Feed-12 Volt Reference

Data Link Connector (DLC)


Object Number: 68793 Size: CH

Connector Part Information
    • 12110250
    • 16 Way F, Metri-Pack 150 Series, (BLK)

Pin

Wire Color

Circuit No.

Function

1

--

--

Not Used

2

DK GRN

1049

Serial Data Signal

3

--

--

Not Used

4

BLK

150

Ground

5

BLK/WHT

451

Engine Control Module Ground

6

--

--

Not Used

7

TAN/BLK

1921

Serial Data Link-A-SAE 1708

8-11

--

--

Not Used

12

TAN/WHT

799

Diagnostic Signal ABS

13-14

--

--

Not Used

15

WHT/BLK

1922

Serial Data Link-B-SAE 1708

16

ORN

140

Fuse Output Battery Type III Fuse

Driver Information Center (DIC) (C1)


Object Number: 231421 Size: CH

Connector Part Information
    • 12052413
    • 11 Way F Micro-Pack 100 Series (BLU)

Pin

Wire Color

Circuit No.

Function

A

--

--

Not Used

B

BLK

250

Ground

C

--

--

Not Used

D

YEL/BLK

1471

Brake Warning Indicator Lamp Feed-Secondary

E

WHT/BLK

499

Engine Reduced Power Indicator Lamp Output

F

TAN/WHT

33

Brake Warning Indicator Lamp Output

G

WHT/BLK

235

Bulb Test Signal

H

LT BLU

1134

Park Brake Switch Signal

J

PNK

39

Fuse Output-Ignition

K

LT GRN/BLK

592

Daytime Running Lamp Relay Output-Coil

L

--

--

Not Used

Driver Information Center (DIC) (C2)


Object Number: 231421 Size: CH

Connector Part Information
    • 12084134
    • 11 Way F Micro-Pack 100 Series (BRN)

Pin

Wire Color

Circuit No.

Function

A

PNK

39

Fuse Output-Ignition

B

LT GRN

867

ABS Failure Indicator Lamp Output

C

BRN/WHT

419

Check Engine Indicator Lamp Output

D

DK BLU

1938

Engine Overspeed Indicator Lamp Output

E

RED

2013

High Idle Indicator Lamp Output

F

--

--

Not Used

G

PNK

39

Fuse Output -Ignition 1- Type III Fuse

H

GRY

803

Change Oil Indicator Lamp Output

J

PNK

39

Fuse Output -Ignition 1- Type III Fuse

K

TAN/WHT

33

Brake Warning Indicator Lamp Output

L

YEL/BLK

68

Low Coolant Level Indicator Lamp Output

Electronic Throttle Actuator Control Module (C1)


Object Number: 280766 Size: CH

Connector Part Information
    • 12065425
    • 10 Way F Metri-Pack 150 Series, Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

BRN

1271

Electronic Throttle-Pedal Position Return 1

B

PPL

1272

Electronic Throttle-Pedal Position Return 2

C

LT BLU

1162

Electronic Throttle-Pedal Position Signal 2

D

TAN

1274

Electronic Throttle-Pedal Position 5V Ref 2

E

YEL/BLK

1275

Electronic Throttle-Pedal Position 5V Ref 3

F

DK BLU

1161

Electronic Throttle-Pedal Position Signal 1

G

WHT/BLK

1164

Electronic Throttle-Pedal Position 5V Ref 1

H

--

--

Not Used

J

GRY

1273

Electronic Throttle-Pedal Position Signal 3

K

DK GRN

1163

Electronic Throttle-Pedal Position Signal 3

Electronic Throttle Actuator Control Module (C2)


Object Number: 261930 Size: CH

Connector Part Information
    • 12191065
    • 16 Way F (NAT)

Pin

Wire Color

Circuit No.

Function

1

DK GRN

485

Throttle Position Sensor Signal 1

2

GRY

596

Reference Voltage Feed 5V

3

BRN

718

Sensor Return

4

DK BLU

84

Cruise Control Set/Coast Switch Signal

5

GRY/BLK

87

Cruise Control Resume/Accel Switch Signal

6

LT GRN

526

Stop Lamp Switch Signal

7

PNK

839

Fuse Output-Ignition

8

BRN

582

Throttle Motor Feed-Close

9

GRY

597

Reference Voltage Feed 5V

10

PPL

719

Sensor Return

11

PPL

486

Throttle Position Sensor Signal 1

12

TAN

800

Serial Data Signal

13

TAN

800

Serial Data Signal

14

GRY

397

Cruise Control On Switch

15

BLK/WHT

451

Ground-Clean

16

YEL

581

Throttle Motor Feed-Open

Engine Coolant Temperature (ECT) Gauge Sensor


Object Number: 68730 Size: CH

Connector Part Information
    • 12110293
    • 3 Way F Metri-Pack 150 Series, Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

BLK/WHT

1704

Sensor Return

B

YEL

410

Coolant Temperature Sensor Signal

C

DK GRN

135

Coolant Temperature Sensor Signal

Engine Oil Pressure (EOP) Gauge Sensor and Fuel Pump Switch


Object Number: 258299 Size: CH

Connector Part Information
    • 12078090
    • 3 Way F Metri-Pack 150 Series, Sealed P2S (BLK)

Pin

Wire Color

Circuit No.

Function

A

BLK/WHT

452

Sensor Return

B

GRY

705

Reference Voltage Feed-5 Volt Reference

C

TAN/WHT

332

Oil Pressure Sensor Signal

Exhaust Gas Recirculation (EGR) Valve


Object Number: 258671 Size: CH

Connector Part Information
    • 12186140
    • 5 Way F Metri-Pack 150.2 Series, Sealed P2S (LT GRY)

Pin

Wire Color

Circuit No.

Function

A

GRY

435

Exhaust Gas Recirculation Solenoid Output

B

RED/DLK

645

Sensor Return

C

BRN

1456

Exhaust Gas Recirculation Solenoid Position Signal

D

GRY

416

Reference Voltage Feed-5 Volt Reference

E

RED

1676

Exhaust Gas Recirculation Solenoid Feed

Fuel Sender and Fuel Pump


Object Number: 258300 Size: CH

Connector Part Information
    • 12160482
    • 4 Way F Metri-Pack 150 Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

PPL

30

Fuel Gauge Sensor Signal

B

GRY

120

Fuel Pump Motor Feed

C

BLK

150

Ground

D

BLK

150

Ground

Hi Idle Switch


Object Number: 95782 Size: CH

Connector Part Information
    • 12052833
    • 2 Way M Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

DK GRN

534

High Idle Switch Output

B

BLK/WHT

451

Powertrain Control Module (PCM) Ground

Ignition Coil (Left Bank)


Object Number: 320619 Size: CH

Connector Part Information
    • 12162144
    • 4 Way F Metri-Pack 150 Series, Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

BLK

550

Ground

B

BRN

2129

Electronic Spark Timing Return Bank A

C

PPL

2121

Electronic Spark Timing Signal 1

C

LT BLU

2123

Electronic Spark Timing Signal 3

C

DK GRN

2125

Electronic Spark Timing Signal 5

C

RED

2127

Electronic Spark Timing Signal 7

D

PNK

123

Fuse Output-Ignition

Ignition Coil (Right Bank)


Object Number: 320619 Size: CH

Connector Part Information
    • 12162144
    • 4 Way F Metri-Pack 150 Series, Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

BLK

150

Ground

B

BRN

2130

Electronic Spark Timing Return Bank A

C

RED/WHT

2122

Electronic Spark Timing Signal 2

C

DK GRN/WHT

2124

Electronic Spark Timing Signal 4

C

LT BLU/WHT

2126

Electronic Spark Timing Signal 6

C

PPL/WHT

2128

Electronic Spark Timing Signal 8

D

PNK

239

Fuse Output-Ignition

Instrument Panel Cluster (IPC)


Object Number: 223224 Size: CH

Connector Part Information
    • 12040744
    • 32 Way F Micro-Pack 100 Series (BLK)

Pin

Wire Color

Circuit No.

Function

1-8

--

--

Not Used

9

PNK

39

Fuse Output-Ignition

10-14

--

--

Not Used

15

BLK

250

Ground

16

DK BLU

15

Turn Signal Lamp Feed-Right Front

17

LT BLU

14

Turn Signal Lamp Feed-Left Front

18

LT GRN

11

High Beam Headlamp Feed

19

BRN

25

Charge Indicator Lamp Output

20

BLK

250

Ground

21

BRN

445

Oil Pressure Gauge Signal

22

DK GRN

135

Coolant Temperature Sensor Signal

24

GRY

8

Instrument Panel Lamp Feed

25

BLK

250

Ground

27

PNK

39

Fuse Output-Ignition

28

DK GRN

389

Vehicle Speed Sensor-4000 Pulses Per Mile

29

BLK/WHT

451

Powertrain Control Module (PCM) Ground

30

PPL

30

Fuel Gauge Sensor Signal

31

--

--

Not Used

32

PNK

39

Fuse Output-Ignition

33

YEL

53

Fuse Output-Generator-Tachometer Pulse

33

WHT

121

Tachometer Signal

34

--

--

Not Used

Intake Air Temperature (IAT) Sensor


Object Number: 68719 Size: CH

Connector Part Information
    • 12162198
    • 2 Way F Metri-Pack 150.2 Series, Sealed P2S (GRY)

Pin

Wire Color

Circuit No.

Function

A

BLK

552

Sensor Return

B

TAN

472

Manifold Absolute Temperature Sensor Signal

Low Engine Coolant Level Indicator Switch


Object Number: 232831 Size: CH

Connector Part Information
    • 12162194
    • 2 Way F Metri-Pack 150.2 Series, Sealed P2S (BLK)

Pin

Wire Color

Circuit No.

Function

A

LT GRN

1478

Low Coolant Sensor Signal

B

BLK

150

Ground

Manifold Absolute Pressure (MAP) Sensor


Object Number: 68740 Size: CH

Connector Part Information
    • 12129946
    • 3 Way F Metri-Pack 150 Series, Sealed (MD GRY)

Pin

Wire Color

Circuit No.

Function

A

BLK

407

Manifold Absolute Pressure Sensor Return

B

LT GRN

432

Manifold Absolute Pressure Sensor Signal

C

GRY

605

Reference Voltage Feed-5 Volt Reference

Mass Air Flow (MAF) Sensor


Object Number: 62453 Size: CH

Connector Part Information
    • 12059595
    • 3 Way F Metri-Pack 150 Series, Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

YEL

492

Mass Air Flow Sensor Signal

B

BLK/WHT

451

Powertrain Control Module (PCM) Ground

C

PNK

439

Fuse Output -Ignition- Type III Fuse

Multifunction Alarm Module (MFAM)


Object Number: 73152 Size: CH

Connector Part Information
    • 12110259
    • 16 Way F Micro-Pack 100 Series (GRN)

Pin

Wire Color

Circuit No.

Function

A1

--

--

Not Used

A2

LT BLU

1377

Check Gauges Indicator Lamp Output

A3

LT GRN

1478

Low Coolant Sensor Signal

A4

LT BLU/BLK

1928

Brake Booster Fluid Flow Switch Feed

A5

GRY

847

Brake Pedal Switch Output- Extended Travel

A6

PNK

39

Fuse Output -Ignition 1- Type III Fuse

A7

LT BLU

20

Stop Lamp Feed

A8

ORN

1740

Fuse Output -Battery- Type III Fuse

B1

YEL/BLK

68

Low Coolant Level Indicator Lamp Output

B2

TAN/WHT

33

Brake Warning Indicator Lamp Output

B3

YEL/BLK

1471

Brake Warning Indicator Lamp Feed-Seconday

B4

BLK

150

Ground

B5

TAN/WHT

33

Brake Warning Indicator Lamp Output

B6

PPL

806

Fuse Output -Crank- Type III Fuse

B7

YEL

53

Fuse Output -Generator- Tachometer Pulse

B8

DK BLU

527

Automatic Engine Shutdown Alarm Signal

Multiport Fuel Injector (Left Bank)


Object Number: 258295 Size: CH

Connector Part Information
    • 12129140
    • 2 Way F Metri-Pack 280.1 Series, (BLK)

Pin

Wire Color

Circuit No.

Function

A

PNK

39

Fuse Output-Ignition

B

BLK

1744

Fuel Injector 1 Output

B

PNK/BLK

1746

Fuel Injector 3 Output

B

BLK/WHT

845

Fuel Injector 5 Output

B

RED/BLK

877

Fuel Injector 7 Output

Multiport Fuel Injector (Right Bank)


Object Number: 258295 Size: CH

Connector Part Information
    • 12129140
    • 2 Way F Metri-Pack 280.1 Series, (BLK)

Pin

Wire Color

Circuit No.

Function

A

PNK

139

Fuse Output-Ignition

B

LT GRN/BLK

1745

Fuel Injector 2 Output

B

LT BLU/BLK

844

Fuel Injector 4 Output

B

YEL/BLK

846

Fuel Injector 6 Output

B

DK BLU/WHT

878

Fuel Injector 8 Output

Neutral Position Switch


Object Number: 38554 Size: CH

Connector Part Information
    • 12124819
    • 2 Way F Metri-Pack 280 Series, Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

PPL

806

Fuse Output Crank Type III Fuse

B

ORN/BLK

434

Transmission Mounted Neutral Safety Switch Signal

Oxygen Sensor Pre Convertor (Left Side)


Object Number: 383077 Size: CH

Connector Part Information
    • 12162102
    • 4 Way M Metri-Pack (BLK)

Pin

Wire Color

Circuit No.

Function

A

TAN/WHT

1653

Oxygen Sensor Return

B

PPL/WHT

1665

Oxygen Sensor Signal

C

BLK

150

Ground

D

PNK

439

Fuse Output-Ignition

Oxygen Sensor Pre Convertor (Right Side)


Object Number: 383077 Size: CH

Connector Part Information
    • 12162102
    • 4 Way M Metri-Pack (BLK)

Pin

Wire Color

Circuit No.

Function

A

TAN

1667

Oxygen Sensor Return

B

PPL

1666

Oxygen Sensor Signal

C

BLK

150

Ground

D

PNK

339

Fuse Output-Ignition

Powertrain Control Module (PCM) C1


Object Number: 73173 Size: CH

Connector Part Information
    • 12191110
    • 80 Way F Micro-Pack 100 W Series, Sealed (NAT)

Pin

Wire Color

Circuit No.

Function

1

YEL

447

Starter Relay Output-Coil

2-3

--

--

Not Used

4

BRN/WHT

633

Camshaft Position Sensor Signal

5-8

--

--

Not Used

9

LT GRN/BLK

1745

Fuel Injector #2 Output

10-11

--

--

Not Used

12

RED/BLK

877

Fuel Injector #7 Output

13

LT BLU

2123

Electronic Spark Timing Signal 3

14

--

--

Not Used

15

BLK/WHT

845

Fuel Injector #5 Output

16

PPL

806

Fuse Output-Crank-Type III Fuse

17

--

--

Not Used

18

YEL/BLK

846

Fuel Injector #6 Output

19-20

--

--

Not Used

21

BLK

552

Sensor Return

22

--

--

Not Used

23

PNK/BLK

1746

Fuel Injector #3 Output

24

BLK

476

Sensor Return

25-26

--

--

Not Used

27

LT BLU/BLK

844

Fuel Injector #4 Output

28-30

--

--

Not Used

31

DK BLU/WHT

878

Fuel Injector #8 Output

32

ORN/BLK

434

Transmission Mounted Neutral Safety Switch Signal

33

BLK

1744

Fuel Injector #1 Output

34-35

--

--

Not Used

36

BRN

445

Oil Pressure Gauge Signal

37

BRN/WHT

419

Check Engine Indicator Lamp Output

38-39

--

--

Not Used

40

DK BLU

1938

Engine Overspeed Indicator Lamp Output

41

GRY

803

Change Oil Indicator Lamp Output

42

RED

2013

High Idle Indicator Lamp Output

43

DK BLU

527

Automatic Engine Shutdown Alarm Signal

44

DK BLU/WHT

1869

Crankshaft Position Sensor Signal

45

DK GRN/WHT

428

Canister Purge Solenoid Output

46

DK GRN

389

Vehicle Speed Signal-4000 Pulses Per Mile

47

--

--

Not Used

48

YEL

492

Mass Air Flow Sensor Signal

49

PPL

2121

Electronic Spark Timing Signal 1

50-51

--

--

Not Used

52

PPL/WHT

2128

Electronic Spark Timing Signal 8

53

DK GRN/WHT

2124

Electronic Spark Timing Signal 4

54

LT BLU/WHT

2126

Electronic Spark Timing Signal 6

55

--

--

Not Used

56

DK GRN

2125

Electronic Spark Timing Signal 5

57

RED

2127

Electronic Spark Timing Signal 7

58

RED/WHT

2122

Electronic Spark Timing Signal 2

59

BRN/WHT

2130

Electronic Spark Timing Return Bank B

60

BRN

2129

Electronic Spark Timing Return Bank A

61

--

--

Not Used

62

PPL

645

Sensor Return

63

--

--

Not Used

64

BLK

452

Sensor Return

65-67

--

--

Not Used

68

BRN/WHT

379

Cruise Control Clutch Pedal Switch Output

69-71

--

--

Not Used

72

BLK/WHT

451

Ground-Clean

73-75

--

--

Not Used

76

BLK/WHT

451

Ground-Clean

77

PPL

420

Brake Pedal Switch Output-Torque Converter Clutch

78-80

--

--

Not Used

Powertrain Control Module (PCM) C2


Object Number: 73173 Size: CH

Connector Part Information
    • 12191110
    • 80 Way F Micro-Pack 100 W Series, Sealed (NAT)

Pin

Wire Color

Circuit No.

Function

1

--

--

Not Used

2

TAN/WHT

1669

Oxygen Sensor Return -Left

3

--

--

Not Used

4

RED

631

Camshaft Sensor Feed-12 Volt Reference

5

TAN

1667

Oxygen Sensor Return-Right-Forward of Catalytic Converter

6

TAN/WHT

1653

Oxygen Sensor Return-Left-Forward of Catalytic Converter

7

--

--

Not Used

8

TAN

472

Manifold Absolute Temperature Sensor Signal

9

BRN

1456

Exhaust Gas Recirculation Solenoid Position Signal

10-18

--

--

Not Used

19

PNK

439

Fuse Output-Ignition

20

ORN

1040

Fuse Output-Battery

21

BLK/WHT

451

Ground-Clean

22

YEL/BLK

1868

Crankshaft Position Sensor Return

23

--

--

Not Used

24

BLK

476

Sensor Return

25

BLK/WHT

1704

Sensor Return

26

BLK

407

Sensor Return

27

WHT/BLK

499

Reduced Engine Power Indicator Lamp Output

28

LT BLU

1377

Check Gauges Indicator Lamp Output

29-31

--

--

Not Used

32

GRY

324

Shift Relay Output-Coil

33

--

--

Not Used

34

GRY

435

Exhaust Gas Recirculation Solenoid Output

35

WHT

121

Tachometer Signal

36

--

--

Not Used

37

DK GRN/WHT

465

Fuel Pump Relay Feed-Coil

38

RED

1676

Exhaust Gas Recirculation Solenoid Feed

39-41

--

--

Not Used

42

PPL/WHT

1668

Oxygen Sensor Signal -Left

43-44

--

--

Not Used

45

GRY

705

Reference Voltage Feed-5 Volt Reference

46

PPL

1666

Oxygen Sensor Signal-Right-Forward of Catalytic Converter

47

PPL/WHT

1665

Oxygen Sensor Signal-Left-Forward of Catalytic Converter

48

LT GRN

432

Manifold Absolute Pressure Sensor Signal

49

YEL

410

Coolant Temperature Sensor Signal

50-52

--

--

Not Used

53

TAN/WHT

332

Oil Pressure Sensor Signal

54-57

--

--

Not Used

58

DK GRN

1049

Serial Data Signal-Class B-10400 BAUD-Primary

59

--

--

Not Used

60

BLK/WHT

451

Ground-Clean

61

ORN

1040

Fuse Output-Battery-Type III Fuse

62

LT GRN

1867

Camshaft Position Sensor Feed-12 Volt Reference

63

--

--

Not Used

64

GRY

605

Reference Voltage Feed-5 Volt Reference

65

GRY

416

Reference Voltage Feed-5 Volt Reference

66-67

--

--

Not Used

68

LT BLU

1876

Knock Sensor Signal-#2

69

DK BLU

496

Knock Sensor Signal-#1

70

PNK/BLK

632

Camshaft Position Sensor Return

71

TAN

800

Serial Data Signal-UART-8192 BAUD-Primary

72

TAN

800

Serial Data Signal-UART-8192 BAUD-Primary

73

--

--

Not Used

74

DK GRN

534

High Idle Switch Output

75-77

--

--

Not Used

78

YEL/BLK

68

Low Coolant Level Indicator Lamp Output

79-80

--

--

Not Used

Speedo Adapter


Object Number: 73152 Size: CH

Connector Part Information
    • 12084945
    • 16 Way F Micro-Pack 100 Series (GRY)

Pin

Wire Color

Circuit No.

Function

A1

GRY/BLK

1467

Two Speed Rear Axle Shift Motor Relay Output-Coil

A2-A8

--

--

Not Used

B1

PNK

39

Fuse Output-Ignition

B2

PPL/WHT

821

Vehicle Speed Sensor Signal

B3

LT GRN/BLK

822

Vehicle Speed Sensor Return

B4

--

--

Not Used

B5

BLK/WHT

451

Powertrain Control Module (PCM) Ground

B6-B7

--

--

Not Used

B8

DK GRN

389

Vehicle Speed Signal-4000 Pulses Per Mile (LG5, LP4/L21)

Stoplamps Switch C1


Object Number: 130679 Size: CH

Connector Part Information
    • 12033704
    • 4 Way F Metri-Pack 280 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

ORN

640

Fuse Output Battery Type III Fuse

B

LT BLU

20

Stop Lamp Feed

C

ORN

540

Fuse Output Battery Type III Fuse

D

GRY

847

Brake Pedal Switch Output Extended Travel

Stoplamps Switch C2


Object Number: 333038 Size: CH

Connector Part Information
    • 12033709
    • 2 Way F Metri-Pack 280 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

BLK/WHT

451

Powertrain Control Module (PCM) Ground

B

TAN

848

Brake Pedal Switch Signal-ABS

Throttle Position Sensor (TPS)


Object Number: 40442 Size: CH

Connector Part Information
    • 12162260
    • 6 Way F Metri-Pack 150.2 Series, Sealed P2S (BLK)

Pin

Wire Color

Circuit No.

Function

A

GRY

596

Reference Voltage Feed-5 Volt Reference

B

BRN

718

Sensor Return

C

DK GRN

485

Throttle Position Sensor Signal-#1

D

GRY

597

Reference Voltage Feed-5 Volt Reference

E

PPL

719

Sensor Return

F

PPL

486

Throttle Position Sensor Signal-#2

Throttle Stepper Motor


Object Number: 35437 Size: CH

Connector Part Information
    • 12077900
    • 2 Way F, Metri-Pack 280 Series, Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

BRN

582

Throttle Motor Feed -Close

B

YEL

581

Throttle Motor Feed -Open

Vehicle Speed Sensor (VSS) (Automatic)


Object Number: 35437 Size: CH

Connector Part Information
    • 12052644
    • 2 Way F, Metri-Pack 150 Series, Sealed (GRY)

Pin

Wire Color

Circuit No.

Function

A

PPL/WHT

821

Vehicle Speed Sensor Signal

B

LT GRN

822

Vehicle Speed Sensor Return

Vehicle Speed Sensor (VSS) (Manual)


Object Number: 237066 Size: CH

Connector Part Information
    • 12162194
    • 2 Way F, Metri-Pack 150 Series, Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

PPL/WHT

821

Vehicle Speed Sensor Signal

B

LT GRN

822

Vehicle Speed Sensor Return