GM Service Manual Online
For 1990-2009 cars only
Connector 1: Electronic PRNDL (M82)
Connector 2: Engine Oil Level/Temperature Sensor
Connector 3: Engine Oil Pressure (EOP) Sensor (LP1/LY7)
Connector 4: Engine Oil Pressure (EOP) Sensor (LS2)
Connector 5: Fuel Pump and Sender Assembly (Primary)
Connector 6: Instrument Panel Cluster (IPC)
Connector 7: Secondary Fuel Sender Assembly
Connector 8: Transmission Fluid Temperature (TFT) Sensor (M12/MN6)

Electronic PRNDL (M82)


Object Number: 1331438  Size: CH

Connector Part Information

  • OEM: 12131753
  • Service: 88988486
  • Description: 12-Way F (BK)

Terminal Part Information

  • Pins: 1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12
  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit

Electronic PRNDL (M82)

Pin

Wire Color

Circuit No.

Function

1

YE

243

Accessory Voltage

2

L-GN

5053

Winter Mode Switch Signal

3

GY

5054

Sport Mode Switch Signal

4

BK/WH

771

Transmission Range Switch Signal A

5

YE

772

Transmission Range Switch Signal B

6

BK/WH

451

Ground

7

--

--

Not Used

8

YE

1491

Backlight Lamps Control

9

PU/WH

1382

LED Dimming Signal

10

GY

773

Transmission Range Switch Signal C

11

WH

776

Transmission Range Switch Signal P

12

BK

450

Ground

Engine Oil Level/Temperature Sensor


Object Number: 646415  Size: CH

Connector Part Information

  • OEM: 15326808
  • Service: See Catalog
  • Description: 3-Way F GT 150 Series Sealed (BK)

Terminal Part Information

  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit

Engine Oil Level/Temperature Sensor

Pin

Wire Color

Circuit No.

Function

A

BN

1174

Oil Level Switch Signal

B

D-GN/WH

357

Oil Temperature Sensor Signal

C

TN

470

Low Reference (LP1/LY7)

BK/WH

1550

Ground (LS2)

Engine Oil Pressure (EOP) Sensor (LP1/LY7)


Object Number: 258299  Size: CH

Connector Part Information

  • OEM: 12065287
  • Service: 12102748
  • Description: 3-Way F (BK)

Terminal Part Information

  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit

Engine Oil Pressure (EOP) Sensor (LP1/LY7)

Pin

Wire Color

Circuit No.

Function

A

TN

470

Low Reference

B

GY

605

5-Volt Reference

C

TN/BK

231

Oil Pressure Switch Signal

Engine Oil Pressure (EOP) Sensor (LS2)


Object Number: 726824  Size: CH

Connector Part Information

  • OEM: 12078090
  • Service: 12102748
  • Description: 3-Way F GT 150 Series Sealed (BK)

Terminal Part Information

  • Terminal/Tray: 12103881/2
  • Core/Insulation Crimp: E/C
  • Release Tool/Test Probe: 12180559-1/J-35616-2A (GY)

Engine Oil Pressure (EOP) Sensor (LS2)

Pin

Wire Color

Circuit No.

Function

1

BK

2755

Low Reference

2

GY

2705

5-Volt Reference

3

TN/WH

331

Oil Pressure Sensor Signal

Fuel Pump and Sender Assembly (Primary)


Object Number: 456551  Size: CH

Connector Part Information

  • OEM: 12160482
  • Service: 12167154
  • Description: 4-Way F (BK)

Terminal Part Information

  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit

Fuel Pump and Sender Assembly (Primary)

Pin

Wire Color

Circuit No.

Function

A

D-BU

1937

Fuel Level Sensor Signal - Primary (LP1/LY7)

D-BU

1936

Fuel Level Sensor Signal - Primary (LS6)

B

GY

120

Fuel Pump Supply Voltage

C

BK

1050

Ground

D

TN

2759

Low Reference

Instrument Panel Cluster (IPC)


Object Number: 1990503  Size: CH

Connector Part Information

  • OEM: 968265-1
  • Service: 88988405
  • Description: 32-Way F 0.64 Quadlock Series (BK w/GY Cover)

Terminal Part Information

  • Terminal/Tray: 928999-5/15
  • Core/Insulation Crimp: Pins: 5,16,32 - J/J
  • Core/Insulation Crimp: Pins: 22,26 - K/K
  • Core/Insulation Crimp: Pins: 2-3,7,9,11,13-14,17, 19,21,23-25,27-31 - H/H
  • Release Tool/Test Probe: 12094429/J-35616-64B (L-BU)

Instrument Panel Cluster (IPC)

Pin

Wire Color

Circuit No.

Function

1

--

--

Not Used

2

BN

818

Vehicle Speed Signal

3

D-BU

1537

ABS Indicator Signal

4

--

--

Not Used

5

PK

239

Ignition 1 Voltage

6

--

--

Not Used

7

BK/WH

351

Ground

8

--

--

Not Used

9

PU

1807

Class 2 Serial Data

10

--

--

Not Used

11

L-BU

1134

Park Brake Switch Signal

12

--

--

Not Used

13

TN/WH

771

Transmission Range Switch Signal A (RHD w/ M82)

14

YE

772

Transmission Range Switch Signal B (RHD w/ M82)

15

--

--

Not Used

16

L-BU/WH

1314

Left Turn Signal Indicator Lamp Supply Voltage

17

BN/WH

419

MIL Control

18

--

--

Not Used

19

WH

121

Engine Speed Signal

20

--

--

Not Used

21

RD/WH

1440

Battery Positive Voltage

22

BK/WH

351

Ground (LS2)

23

BK/WH

351

Ground

24

OG/BK

5201

Steering Wheel Controls Signal (LS2)

25

PU

1807

Class 2 Serial Data

26

D-GN/WH

357

Oil Temperature Sensor Signal (LS2)

27

PU

333

Brake Fluid Level Sensor Signal

28

PU/WH

1382

LED Dimming Signal (RHD w/ M82)

29

GY

773

Transmission Range Switch Signal C (RHD w/ M82)

30

WH

776

Transmission Range Switch Signal P (RHD w/ M82)

31

D-GN

5525

Tap Up/Tap Down Enable Signal

32

D-BU/WH

1315

Right Turn Signal Indicator Lamp Supply Voltage

Secondary Fuel Sender Assembly


Object Number: 684847  Size: CH

Connector Part Information

  • OEM: 12160563
  • Service: 12160563
  • Description: 2-Way F (WH)

Terminal Part Information

  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit

Secondary Fuel Sender Assembly

Pin

Wire Color

Circuit No.

Function

A

L-BU

1936

Fuel Level Sensor Signal - Secondary (LP1/LY7)

L-BU

1937

Fuel Level Sensor Signal - Secondary (LS6)

D

TN

2759

Low Reference

Transmission Fluid Temperature (TFT) Sensor (M12/MN6)


Object Number: 900247  Size: CH

Connector Part Information

  • OEM: 15359366
  • Service: 88987993
  • Description: 2-Way F GT 150 Series Sealed (BK)

Terminal Part Information

  • Terminal/Tray: 15326267/19
  • Core/Insulation Crimp: E/4
  • Release Tool/Test Probe: 15315247/J-35616-2A (GY)

Transmission Fluid Temperature (TFT) Sensor (M12/MN6)

Pin

Wire Color

Circuit No.

Function

A

YE/BK

1227

TFT Sensor Signal

B

OG/BK

1057

Low Reference