GM Service Manual Online
For 1990-2009 cars only

Instrument Cluster Connector


Object Number: 191573  Size: CF

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A1

--

--

Not Used

A2

TAN/WHT

331

Oil Sender Signal

A3

WHT

121

Tachometer Signal

A4

DK GRN

389

Vehicle Speed Signal Input - 4,000 Pulses Per Mile

A5

BRN

41

Ignition Power Input

A6

GRY

1036

Class 2 Serial Data Line

A7

PNK

39

Fuse Output-Ignition 1

A8

PNK

1020

Fuse Output-Ignition 0

A9

BLK/WHT

451

Ground for the IPC

A10

ORN

340

Fuse Output - Battery

A11

BRN/WHT

419

Check Engine Indicator Lamp Output

A12

ORN/BLK

1786

Park Switch Signal

B1

LT BLU/WHT

1414

Left Turn Signal Switch Input

B2

GRY

1220

Fuse Output - Instrument Panel Lamps

B3

BLK

1050

Ground

B4-B10

--

--

Not Used

B11

DK BLU/WHT

1415

Right Turn Signal Switch Input

B12

BRN

358

SIR Indicator Lamp Output