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2003 GMC Sierra 3500

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Displaying 1 to 13 (of 13 products)
On Sale:

$62.74

Avail:
29 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV
 
1
 
4 TERM FEMALE
GRAY
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV 4 TERM FEMALE
GRAY
1 Per Vehicle
On Sale:

$46.19

Avail:
20 in Stock
Warehouse: US-4
Qty:
EnginePer VehiclePositionFit NotesFitment Notes
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
Inline to Engine Harness
 
4-WAY MALE GRAY
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
Inline to Engine Harness 4-WAY MALE GRAY

1 Per Vehicle
On Sale:

$53.89

Avail:
11 in Stock
Warehouse: US-4
Qty:
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
GM Original Equipment
GRAY
4-WAY MALE)(W/LEADS
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV GM Original Equipment
GRAY
4-WAY MALE)(W/LEADS

1 Per Vehicle
On Sale:

$40.32

Avail:
4 in Stock
Warehouse: US-12
Qty:
EnginePer VehiclePositionFit NotesFitment Notes
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
Inline to Engine Harness
 
4-WAY FEMALE GRAY
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
Inline to Engine Harness 4-WAY FEMALE GRAY

1 Per Vehicle
Avail:
0 in Stock
 OUT OF STOCK
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.0L V8 Gas OHV,
6.0L V8 CNG OHV
 
2
 
4-WAY MALE BLACK
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.0L V8 Gas OHV,
6.0L V8 CNG OHV 4-WAY MALE BLACK

2 Per Vehicle
On Sale:

$60.75

Avail:
22 in Stock
Warehouse: US-4
Qty:
EnginePer VehiclePositionFit NotesFitment Notes
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
Auxiliary
 
Fuel Pump Connector
BLACK
4-WAY FEMALE)(W/LEADS)(SQUARE
Cab & Chassis
Bed Length N/R In.
4 Doors
Wheel Base 185.5 In.
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
Auxiliary Fuel Pump Connector
BLACK
4-WAY FEMALE)(W/LEADS)(SQUARE
Cab & Chassis
Bed Length N/R In.
4 Doors
Wheel Base 185.5 In.

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
 
Fuel Pump Control Module Connector
BLACK
4-WAY FEMALE)(W/LEADS)(SQUARE
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV Fuel Pump Control Module Connector
BLACK
4-WAY FEMALE)(W/LEADS)(SQUARE

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
Auxiliary
 
Fuel Pump Connector
BLACK
4-WAY FEMALE)(W/LEADS)(SQUARE
Cab & Chassis
Bed Length N/R In.
2 Doors
Wheel Base 161.5 In.
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
Auxiliary Fuel Pump Connector
BLACK
4-WAY FEMALE)(W/LEADS)(SQUARE
Cab & Chassis
Bed Length N/R In.
2 Doors
Wheel Base 161.5 In.

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
 
Fuel Sender Control Module Connector
M/P 150
BLACK
4-WAY FEMALE)(W/LEADS)(SQUARE
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV Fuel Sender Control Module Connector
M/P 150
BLACK
4-WAY FEMALE)(W/LEADS)(SQUARE

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
6.0L V8 Gas OHV
 
1
 
 
Fuel Lift Pump Connector
BLACK
4-WAY FEMALE)(W/LEADS)(SQUARE
Eng: LQ4
8th VIN Digit: U
Bed Length N/R In.
Wheel Base 161.5 In.
 
2003 GMC Sierra 3500 equipped with
6.0L V8 Gas OHV Fuel Lift Pump Connector
BLACK
4-WAY FEMALE)(W/LEADS)(SQUARE
Eng: LQ4
8th VIN Digit: U
Bed Length N/R In.
Wheel Base 161.5 In.

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
6.0L V8 Gas OHV
 
1
 
 
Fuel Lift Pump Connector
BLACK
4-WAY FEMALE)(W/LEADS)(SQUARE
Eng: LQ4
8th VIN Digit: U
Bed Length N/R In.
Wheel Base 185.5 In.
 
2003 GMC Sierra 3500 equipped with
6.0L V8 Gas OHV Fuel Lift Pump Connector
BLACK
4-WAY FEMALE)(W/LEADS)(SQUARE
Eng: LQ4
8th VIN Digit: U
Bed Length N/R In.
Wheel Base 185.5 In.

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
6.0L V8 Gas OHV
 
1
 
Inline to Engine Harness
 
CALIF EMIS SYS(NC8),FEDERAL EMIS(NF4),GEN UNLEADED EMIS(NF9),TIER 2 PHASE-OUT FED EMIS(NT9)
BLACK
4-WAY FEMALE)(W/LEADS)(SQUARE
Eng: LQ4
8th VIN Digit: U
Cab & Chassis
Bed Length N/R In.
2 Doors
Wheel Base 161.5 In.
 
2003 GMC Sierra 3500 equipped with
6.0L V8 Gas OHV
Inline to Engine Harness CALIF EMIS SYS(NC8),FEDERAL EMIS(NF4),GEN UNLEADED EMIS(NF9),TIER 2 PHASE-OUT FED EMIS(NT9)
BLACK
4-WAY FEMALE)(W/LEADS)(SQUARE
Eng: LQ4
8th VIN Digit: U
Cab & Chassis
Bed Length N/R In.
2 Doors
Wheel Base 161.5 In.

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV
 
1
 
 
Fuel Lift Pump Connector
BLACK
4-WAY FEMALE)(W/LEADS)(SQUARE
Eng: L18
8th VIN Digit: G
Bed Length N/R In.
Wheel Base 161.5 In.
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV Fuel Lift Pump Connector
BLACK
4-WAY FEMALE)(W/LEADS)(SQUARE
Eng: L18
8th VIN Digit: G
Bed Length N/R In.
Wheel Base 161.5 In.

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV
 
1
 
 
Fuel Lift Pump Connector
BLACK
4-WAY FEMALE)(W/LEADS)(SQUARE
Eng: L18
8th VIN Digit: G
Bed Length N/R In.
Wheel Base 185.5 In.
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV Fuel Lift Pump Connector
BLACK
4-WAY FEMALE)(W/LEADS)(SQUARE
Eng: L18
8th VIN Digit: G
Bed Length N/R In.
Wheel Base 185.5 In.

1 Per Vehicle
On Sale:

$26.67

Avail:
16 in Stock
Warehouse: US-4
Qty:
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
2
 
BLACK
5-WAY MALE)(W/LEADS
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV BLACK
5-WAY MALE)(W/LEADS

2 Per Vehicle
On Sale:

$27.87

Avail:
20 in Stock
Warehouse: US-4
Qty:
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
Transfer Case Shift Harness Connector
ELECTRIC SHIFT 2 SPEED TRANSFER CASE(NP1),2 SPEED MANUAL SHIFT TRANSFER CASE(NP2),2-SPEED, PUSH BUTTON CONTROL, ACTIVE TRANSFER CASE(NP8)
BLACK
4-WAY FEMALE)(W/LEADS
1.5MM
4WD
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV Transfer Case Shift Harness Connector
ELECTRIC SHIFT 2 SPEED TRANSFER CASE(NP1),2 SPEED MANUAL SHIFT TRANSFER CASE(NP2),2-SPEED, PUSH BUTTON CONTROL, ACTIVE TRANSFER CASE(NP8)
BLACK
4-WAY FEMALE)(W/LEADS
1.5MM
4WD

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
BLACK
4-WAY FEMALE)(W/LEADS
1.5MM
4WD
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV BLACK
4-WAY FEMALE)(W/LEADS
1.5MM
4WD

1 Per Vehicle
Avail:
0 in Stock
 OUT OF STOCK
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
Transfer Case Shift Harness Connector
BLACK
4-WAY MALE)(W/LEADS
4WD
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV Transfer Case Shift Harness Connector
BLACK
4-WAY MALE)(W/LEADS
4WD

1 Per Vehicle
On Sale:

$43.28

Avail:
3 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 3500 equipped with
6.0L V8 Gas OHV
 
1
 
4 Wire
Black
Square Type
 
2003 GMC Sierra 3500 equipped with
6.0L V8 Gas OHV 4 Wire
Black
Square Type

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
Fuel Pump Harness Connector
4 Wire
Fuel Pump Motor
w/Auxiliary Tank
Black
Square Type
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV Fuel Pump Harness Connector
4 Wire
Fuel Pump Motor
w/Auxiliary Tank
Black
Square Type

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
Fuel Pump Harness Connector
4 Wire
Fuel Pump Motor
Black
Square Type
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV Fuel Pump Harness Connector
4 Wire
Fuel Pump Motor
Black
Square Type

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
Fuel Sender Connector
4 Wire
Black
Square Type
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV Fuel Sender Connector
4 Wire
Black
Square Type

1 Per Vehicle
On Sale:

$43.42

Avail:
1 in Stock
Warehouse: US-4
Qty:
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
Gray and Blue
4 Term. Female
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV Gray and Blue
4 Term. Female

1 Per Vehicle
On Sale:

$30.61

Avail:
5 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV
 
1
 
Right
Downstream Sensor
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV Right
Downstream Sensor

1 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.0L V8 Gas OHV
 
2
 
Upstream Sensor
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.0L V8 Gas OHV Upstream Sensor

2 Per Vehicle
Avail:
0 in Stock
 OUT OF STOCK
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.0L V8 Gas OHV
 
1
 
4 Terminal, Black Housing, Triangle Shape, Male Connector
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.0L V8 Gas OHV 4 Terminal, Black Housing, Triangle Shape, Male Connector

1 Per Vehicle
Displaying 1 to 13 (of 13 products)