GM Service Manual Online
For 1990-2009 cars only

Instrument Panel Cluster


Object Number: 73156  Size: CH

Connector Part Information

    • 12110088
    • 24-Way F Micro-Pack 100 Series (GRY)

Pin

Wire Color

Circuit No.

Function

A1

ORN

1440

Battery Positive Voltage

A2

LT BLU

/BLK

1322

SPI Serial Data B

A3

--

--

Not Used

A4

BLK/WHT

151

Ground

A5

GRY

8

Instrument Panel Lamp Supply Voltage - 1

A6

--

--

Not Used

A7

WHT

121

Engine Speed Signal

A8

DK GRN

/WHT

817

Vehicle Speed Signal

A9

YEL

1321

SPI Serial Data A

A10

PNK/BLK

1323

SPI Serial Data Clock

A11-A12

--

--

Not Used

B1

DK BLU

15

Right Turn Signal Indicator Positive Voltage

B2

LT BLU

14

Left Turn Signal Indicator Positive Voltage

B3-B8

--

--

Not Used

B9

PPL

1600

Ignition 0 Voltage

B10

BLK/WHT

151

Ground

B11

BRN/WHT

419

MIL Control

B12

--

--

Not Used