GM Service Manual Online
For 1990-2009 cars only

Instrument Cluster Connector


Object Number: 257960  Size: CH

Connector Part Information

    • 12191309
    • 32 Way Connector

Pin

Wire Color

Circuit No.

Function

1

--

--

Not Used

2

LT GRN

1844

AUTO PARK Indicator Lamp Input from the Park Brake Low Pressure Switch and the Park Brake Pump Motor Switch

3

LT BLU

14

Left Turn Signal Indicator Input from the Left Front Turn Signal Lamp

4

BLK/WHT

451

Ground

5

LT GRN

11

High Beam Indicator Lamp Input from the Headlamp Dimmer Switch

6

WHT

121

Tachometer Input from PCM

7

PNK

39

GAUGES Fuse Input

8-12

--

--

Not Used

13

DK GRN

35

Temperature Gauge Input from the Engine Coolant Temperature Sensor

14

DK GRN

389

Speedometer Input from the Speedometer Adapter Module

15

TAN

31

Engine Oil Pressure Gauge Input from the Engine Oil Pressure Sensor

16

PPL

30

Fuel Gauge Input from the Fuel Pump Module

17

LT GRN /BLK

592

DRL Indicator Lamp Output to the DRL Control Module

18-20

--

--

Not Used

21

WHT/BLK

499

REDUCED POWER Indicator Lamp Output to the PCM

22

PNK

39

GAUGES Fuse Input

23

BRN/WHT

419

MIL Output to the PCM

24

--

--

Not Used

25

YEL/BLK

68

LOW COOLANT Indicator Lamp Output to the Engine Coolant Level Switch and the Diode Network

26

GRY/BLK

745

DOOR AJAR Indicator Lamp Output to the IP Wiring Harness Junction Block

27

LT GRN

867

ABS Indicator Lamp Output to the EBCM

28

YEL/BLK

1471

BRAKE Indicator Lamp Output to the DRL Control Module

29

GRY

8

ILLUM Fuse Input

30

YEL

234

Seat Belt Indicator Lamp Input from the IP Wiring Harness Junction Block

31

BLK/WHT

451

Ground

32

DK BLU

15

Right Turn Signal Indicato Input from the Right Front Turn Signal Lamp