GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2003 🢒 Chevy K Silverado - 4WD 🢒 Transmission/Transaxle 🢒 Automatic Transmission - 4L60-E/4L65-E 🢒 Instrument Panel, Gages, and Console Connector End Views
Table 1: Coolant Level Switch - LB7/L18
Table 2: Coolant Level Switch - Except LB7/L18
Table 3: Engine Oil Level Switch - L18
Table 4: Engine Oil Level Switch - LB7
Table 5: Engine Oil Level Switch - Except L18/LB7
Table 6: Engine Oil Pressure (EOP) Sensor - Gas
Table 7: Engine Oil Pressure (EOP) Sensor - Diesel
Table 8: Fuel Pump/Sender Assembly - Primary - All Gas Except L59
Table 9: Fuel Pump/Sender Assembly - Primary - L59 Only
Table 10: Fuel Pump/Sender Assembly - Secondary - Gas
Table 11: Fuel Level Sensor - Primary - Diesel
Table 12: Fuel Level Sensor - Secondary - Diesel
Table 13: Instrument Panel Cluster (IPC)

Coolant Level Switch - LB7/L18


Object Number: 655783 Size: CH

Connector Part Information
    • 15324243
    • 2-Way F Metri-Pack 150 Series (GRY)

Pin

Wire Color

Circuit No.

Function

A

LT GRN

1478

Coolant Level Switch Signal

B

BLK

550

Ground

Coolant Level Switch - Except LB7/L18


Object Number: 537107 Size: CH

Connector Part Information
    • 12052644
    • 2-Way F Metri-Pack 150 Series (GRY)

Pin

Wire Color

Circuit No.

Function

A

LT GRN

1478

Coolant Level Switch Signal

B

BLK

550

Ground

Engine Oil Level Switch - L18


Object Number: 655791 Size: CH

Connector Part Information
    • 15324478
    • 2-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

BRN

1174

Oil Level Switch Signal

B

BLK/WHT

451

Ground

Engine Oil Level Switch - LB7


Object Number: 684833 Size: CH

Connector Part Information
    • 12129140
    • 2-Way F Metri-Pack 280.1 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

BRN

1174

Oil Level Switch Signal

B

BLK/WHT

451

Ground

Engine Oil Level Switch - Except L18/LB7


Object Number: 635009 Size: CH

Connector Part Information
    • 12052641
    • 2-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

BRN

1174

Oil Level Switch Signal

B

BLK/WHT

451

Ground

Engine Oil Pressure (EOP) Sensor - Gas


Object Number: 726824 Size: CH

Connector Part Information
    • 15344137
    • 3-Way F GT 150 Series Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

1

BLK

2755

Low Reference

2

GRY

2705

5 Volt Reference

3

TAN/WHT

332

Oil Pressure Sensor Signal

Engine Oil Pressure (EOP) Sensor - Diesel


Object Number: 826262 Size: CH

Connector Part Information
    • 61890099
    • 3-Way F Sumitomo (BLK)

Pin

Wire Color

Circuit No.

Function

1

BLK

2755

Low Reference

2

TAN/WHT

332

Oil Pressure Sensor Signal

3

GRY

2705

5 Volt Reference

Fuel Pump/Sender Assembly - Primary - All Gas Except L59


Object Number: 456551 Size: CH

Connector Part Information
    • 12160482
    • 4-Way F Metri-pack 150 Series Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

PPL

1589

Fuel Level Sensor Signal - Primary

B

GRY

120

Fuel Pump Supply Voltage

C

BLK

2150

Ground

D

BLK

470

Low Reference

Fuel Pump/Sender Assembly - Primary - L59 Only


Object Number: 697003 Size: CH

Connector Part Information
    • 15324862
    • 4-Way F ASM Series (BLK)

Pin

Wire Color

Circuit No.

Function

1

GRY

120

Fuel Pump Supply Voltage

2

BLK

470

Low Reference

3

BLK

2150

Ground

4

PPL

1589

Fuel Level Sensor Signal - Primary

Fuel Pump/Sender Assembly - Secondary - Gas


Object Number: 456551 Size: CH

Connector Part Information
    • 12160482
    • 4-Way F Metri-Pack 150 Series Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

DK BLU

1936

Fuel Level Sensor Signal - Secondary

B

LT GRN

1058

Fuel Balance Pump Supply Voltage

C

BLK

2150

Ground

D

BLK

470

Low Reference

Fuel Level Sensor - Primary - Diesel


Object Number: 684847 Size: CH

Connector Part Information
    • 12160563
    • 2-Way Metri-Pack 150 Series Sealed (NAT)

Pin

Wire Color

Circuit No.

Function

A

PPL

1589

Fuel Level Sensor Signal-Primary

D

BLK

470

Low Reference

Fuel Level Sensor - Secondary - Diesel


Object Number: 684847 Size: CH

Connector Part Information
    • 12160563
    • 2-Way Metri-Pack 150 Series Sealed (NAT)

Pin

Wire Color

Circuit No.

Function

A

DK BLU

1936

Fuel Level Sensor Signal-Secondary

D

BLK

470

Low Reference

Instrument Panel Cluster (IPC)


Object Number: 73156 Size: CH

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

Pin

Wire Color

Circuit No.

Function

A1

BRN/WHT

419

MIL Control

A2

DK BLU

507

Wait to Start Indicator Control (Diesel Only)

A3

BLK/WHT

174

Low Washer Fluid Indicator Supply Voltage (Except 4.3L w/o YE9)

A4

DK GRN/WHT

817

Vehicle Speed Signal

A5

WHT

121

Engine Speed Signal

A6

GRY

1036

IPC Class 2 Serial Data

A7

--

--

Not Used

A8

DK BLU

2115

Right Turn Signal Lamps Supply Voltage

A9

DK BLU

2713

Supplemental Brake Assist Signal (w/ SBA)

A10

DK GRN/WHT

1932

Transmission Shift Select Switch (Park) Signal

A11

RED

2353

Instrument Panel Lamps Dimming Supply Voltage

A12

BLK

1050

Ground

B1

LT BLU

2114

Left Turn Signal Lamps Supply Voltage

B2-B3

--

--

Not Used

B4

ORN

1816

DIC Mode Switch Signal

B5

DK BLU

894

DIC Toggle Switch Signal

B6

DK GRN/WHT

1358

DIC Switch Signal

B7

YEL

1327

DIC Fuel Signal

B8

--

--

Not Used

B9

PNK

639

Ignition 1 Voltage (w/o 8S8)

PNK

739

Ignition 1 Voltage (w/ 8S8)

B10

--

--

Not Used

B11

ORN

2840

Battery Positive Voltage (w/o 8S8)

ORN

4540

Battery Positive Voltage (w/ 8S8)

B12

BLK/WHT

1851

Ground