GM Service Manual Online
For 1990-2009 cars only

Instrument Cluster


Object Number: 62478  Size: CH

Connector Part Information

    • 12065803
    • 34-Way F Micro-Pack 100 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A1

PNK

39

Power feed from gages Fuse 9

A2

DK BLU

1936

Fuel gage signal

A3

GRY

728

SECURITY indicator lamp control

A4

BRN/WHT

419

SERVICE ENGINE SOON indicator lamp control

A5

PNK

39

Power feed from gages Fuse 9

A6

YEL/BLK

68

Low coolant level indicator control

A7

BRN

358

AIR BAG indicator control

A8

PPL/WHT

1572

TCS OFF indicator control (with NW9)

A10

TAN/WHT

33

BRAKE warning indicator lamp control

A11

LT GRN

11

High beam headlights on

A12

PPL/WHT

237

FASTEN SEATBELT indicator lamp control

A13

ORN

640

Power feed from PWR ACCY Fuse 7

A14

RED

225

Generator output indicator control

A15

BRN/WHT

1173

Oil level lamp signal

A16

DK BLU

1537

LOW TRAC indicator lamp control

A17

DK GRN

135

Coolant temperature sensor signal

B1

BRN

9

Odometer illumination

B2

GRY

8

IP illumination lamps feed

B3

BLK

650

Ground

B4

WHT

375

SKIP SHIFT indicator lamp control (V8 only)

B5

DK BLU/WHT

1415

Right turn signal switch output

B12

DK GRN/WHT

817

Vehicle speed signal-4000 pulses per mile

B13

WHT

121

Tachometer signal

B14

LT BLU/WHT

1414

Left turn signal switch output

B15

BLK/WHT

451

Ground

B16

TAN

31

Oil pressure indicator control

B17

LT GRN

867

ABS fail signal