GM Service Manual Online
For 1990-2009 cars only
Table 1: Engine Oil Level Switch
Table 2: Engine Oil Pressure (EOP)Switch
Table 3: Fuel Pump and Sender Assembly
Table 4: Instrument Panel Cluster

Engine Oil Level Switch


Object Number: 635009  Size: CH

Connector Part Information

    • 12052641
    • 2-Way F Metric-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

BLK/WHT

451

Ground

B

BRN

1174

Oil Level Switch Signal

Engine Oil Pressure (EOP)Switch


Object Number: 516595  Size: CH

Connector Part Information

    • 12065299
    • 1-Way F Metric-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

TAN/BLK

231

Oil Pressure Switch Signal

Fuel Pump and Sender Assembly


Object Number: 456551  Size: CH

Connector Part Information

    • 12160482
    • 4-Way F Metric-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

PPL

1589

Fuel Level SensorSignal

B

GRY

120

Fuel Pump Supply Voltage

C

BLK

150

Ground

D

BLK/WHT

651

Low Reference

Instrument Panel Cluster


Object Number: 73156  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A1

ORN

1440

Battery Positive Voltage

A2

LT BLU

/BLK

1322

SPI Serial Data In

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 Out

A10

PNK/BLK

1323

SPI Serial Data Clock

A11-A12

--

--

Not Used

B1

DK BLU

15

Right Turn Signal Lamps Supply Voltage

B2

LT BLU

14

Left Turn Signal Lamps Supply 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