Car PartsChevrolet PartsChevrolet Silverado 1500 Parts2003 Chevrolet Silverado 1500Chevrolet Silverado 1500 Wiring Electrical Connector

2003 Chevrolet Silverado 1500 Wiring Electrical Connector

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: HP3860
SMP Wire Harness Connector HP3860
5.55, Save 40%   POPULAR

OEM: HP3860, Item: 318788

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Ignition Knock (Detonation) Sensor Connector
2 Term. Female

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S1699
SMP Wire Harness Connector S1699
21.75, Save 39%   UPDATED POPULAR

OEM: S1699, Item: 318632

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

White
6 Term. Female

2003 Chevrolet Silverado 1500
Part Type: Console Harness Connector

Part Type: Instrument Panel Harness Connector

Part Type: Suspension Self-Leveling Wiring Harness Connector

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: HP3980
SMP Wire Harness Connector HP3980
5.55, Save 40%   POPULAR

OEM: HP3980, Item: 318326

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Ignition Knock (Detonation) Sensor Connector
w/ Centered Index Slot w/ Release
Black
2 Term. Female

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Engine Coolant Temperature Sensor Connector, OEM: TX3A
SMP Engine Coolant Temperature Sensor Connector TX3A
13.05, Save 39%   POPULAR

OEM: TX3A, Item: 354746

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Black
2 Term. Female

2003 Chevrolet Silverado 1500
Part Type: Washer Fluid Level Sensor Connector

Part Type: Brake Fluid Level Sensor Connector

Part Type: Vehicle Speed Sensor Connector

Part Type: Engine Coolant Temperature Sensor Connector

Part Type: Auto Trans Input Shaft Speed Sensor Connector

Part Type: Auto Trans Output Shaft Speed Sensor Connector

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S553
SMP Wire Harness Connector S553
4.99, Save 49%   POPULAR

OEM: S553, Item: 318690

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Vehicle Speed Sensor Connector
Black and Blue
2 Term. Female

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S697
SMP Wire Harness Connector S697
6.75, Save 40%   UPDATED POPULAR

OEM: S697, Item: 323463

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Ignition Knock (Detonation) Sensor Connector
2 Term. Female

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Trailer Connector Kit, 7-Way, OEM: TC424
SMP Trailer Connector Kit, 7-Way TC424
48.35, Save 39%  

OEM: TC424, Item: 318953

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Trailer Connector Kit
7 Way
Genuine Intermotor Quality

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: HP3840
SMP Wire Harness Connector HP3840
7.25, Save 40%   POPULAR

OEM: HP3840, Item: 345940

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Black
2 Term. Female

2003 Chevrolet Silverado 1500
Part Type: Washer Fluid Level Sensor Connector

Part Type: Brake Fluid Level Sensor Connector

Part Type: Vehicle Speed Sensor Connector

Part Type: Engine Coolant Temperature Sensor Connector

Part Type: Auto Trans Input Shaft Speed Sensor Connector

Part Type: Auto Trans Output Shaft Speed Sensor Connector

Chevy Silverado 1500 2003 Trailer Connector Kit, 6-Way, OEM: TC423
SMP Trailer Connector Kit, 6-Way TC423
36.35, Save 39%   NEW ITEM

OEM: TC423, Item: 318952

3 In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Trailer Connector Kit
6 Way
Genuine Intermotor Quality

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: HP3835
SMP Wire Harness Connector HP3835
5.45, Save 40%   POPULAR

OEM: HP3835, Item: 335892

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Vehicle Speed Sensor Connector
Black and Blue
2 Term. Female

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: HP4240
SMP Wire Harness Connector HP4240
8.45, Save 39%   UPDATED POPULAR

OEM: HP4240, Item: 334986

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Black and Purple
3 Term. Female

2003 Chevrolet Silverado 1500
Part Type: Engine Camshaft Position Sensor Connector

Part Type: Engine Crankshaft Position Sensor Connector

Part Type: Fuel Tank Pressure Sensor Connector

Part Type: Fuel Vapor Pressure Sensor Connector

Part Type: 4WD Indicator Lamp Switch Connector
Engine: 4.3L 4293CC 262Cu. In. V6

Chevy Silverado 1500 2003 Mass Air Flow Sensor Connector, OEM: S935
SMP Mass Air Flow Sensor Connector S935
27.25, Save 39%   UPDATED POPULAR

OEM: S935, Item: 434658

3 In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Mass Air Flow Sensor Connector
Black
5 Term. Female

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S1010
SMP Wire Harness Connector S1010
28.95, Save 39%   UPDATED POPULAR

OEM: S1010, Item: 318589

8 In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

2003 Chevrolet Silverado 1500
Part Type: Fuel Injector Connector
Black
8 Term. Female

Part Type: Throttle Control Motor Connector
Black
8 Term. Female

Part Type: Fuel Tank Harness Connector
Black
8 Term. Female

Part Type: Multi Purpose Connector
Engine: 5.3L 5328CC 325Cu. In. V8
Electronic Throttle Body

Part Type: Multi Purpose Connector
Engine: 6.0L 5967CC 364Cu. In. V8
Electronic Throttle Body

Part Type: Multi Purpose Connector
Engine: 4.8L 4817CC 294Cu. In. V8
Electronic Throttle Body

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S551
SMP Wire Harness Connector S551
15.25, Save 39%   UPDATED POPULAR

OEM: S551, Item: 318688

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

2003 Chevrolet Silverado 1500
Part Type: Door Lock Actuator Connector
Position: Front Right

Part Type: Ignition Control Module Connector
Black and Blue
4 Term. Female

Part Type: Idle Air Control Valve Connector
Black and Blue
4 Term. Female

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S656
SMP Wire Harness Connector S656
20.45, Save 40%   NEW ITEM

OEM: S656, Item: 318768

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Black and Purple
3 Term. Female

2003 Chevrolet Silverado 1500
Part Type: Engine Camshaft Position Sensor Connector

Part Type: Engine Crankshaft Position Sensor Connector

Part Type: Fuel Tank Pressure Sensor Connector

Part Type: Fuel Vapor Pressure Sensor Connector

Part Type: 4WD Indicator Lamp Switch Connector
Engine: 4.3L 4293CC 262Cu. In. V6

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: HP4440
SMP Wire Harness Connector HP4440
9.55, Save 40%  

OEM: HP4440, Item: 318740

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Black and Purple
3 Term. Female

2003 Chevrolet Silverado 1500
Part Type: HVAC Pressure Switch Connector

Part Type: Throttle Position Sensor Connector

Part Type: Oil Pressure Switch Connector
Engine: 4.8L 4817CC 294Cu. In. V8

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S619
SMP Wire Harness Connector S619
16.05, Save 39%   NEW ITEM

OEM: S619, Item: 347541

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Black and Purple
3 Term. Female

2003 Chevrolet Silverado 1500
Part Type: HVAC Pressure Switch Connector

Part Type: Throttle Position Sensor Connector

Part Type: Oil Pressure Switch Connector
Engine: 4.8L 4817CC 294Cu. In. V8

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S824
SMP Wire Harness Connector S824
4.05, Save 40%   UPDATED POPULAR

OEM: S824, Item: 318868

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Fuel Injector Connector
Engine: 5.3L 5328CC 325Cu. In. V8
Black
2 Term. Female

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S1350
SMP Wire Harness Connector S1350
15.55, Save 39%  

OEM: S1350, Item: 318620

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Orange
2 Term. Female

2003 Chevrolet Silverado 1500
Part Type: Canister Vent Solenoid Connector

Part Type: Vapor Canister Purge Solenoid Connector
Engine: 4.3L 4293CC 262Cu. In. V6

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: HP3895
SMP Wire Harness Connector HP3895
8.95, Save 39%   POPULAR

OEM: HP3895, Item: 334960

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

2003 Chevrolet Silverado 1500
Part Type: Door Lock Actuator Connector
Position: Front Right

Part Type: Ignition Control Module Connector
Black and Blue
4 Term. Female

Part Type: Idle Air Control Valve Connector
Black and Blue
4 Term. Female

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S804
SMP Wire Harness Connector S804
36.25, Save 39%   NEW ITEM

OEM: S804, Item: 318849

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Brown
8 Term. Female

2003 Chevrolet Silverado 1500
Part Type: Power Seat Switch Connector

Part Type: Power Window Switch Connector

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: 917-033/917033
Dorman Wire Harness Connector 917-033
21.05, Save 39%   UPDATED

OEM: 917-033, Item: 402378

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Ignition Knock (Detonation) Sensor Connector
1 Connector At Eng Harness 2 Connectors For Sensors Inc 2 Grommets

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: HP3945
SMP Wire Harness Connector HP3945
12.75, Save 40%  

OEM: HP3945, Item: 334965

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Fuel Injector Connector
Engine: 5.3L 5328CC 325Cu. In. V8
Black
2 Term. Female

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S803
SMP Wire Harness Connector S803
23.65, Save 39%   NEW ITEM

OEM: S803, Item: 318848

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Black and Blue
5 Term. Female

2003 Chevrolet Silverado 1500
Part Type: Fuel Pump Relay Connector

Part Type: Multi Purpose Relay Connector

Part Type: Multi Purpose Relay Connector
Air Pump Relay
Air Pump

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S588
SMP Wire Harness Connector S588
14.25, Save 40%   NEW ITEM

OEM: S588, Item: 318717

8 In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: HVAC Clutch Coil Connector
Gray
2 Term. Female

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S1215
SMP Wire Harness Connector S1215
8.75, Save 40%   NEW ITEM

OEM: S1215, Item: 318612

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Alternator Connector
White
1 Term. Female

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S712
SMP Wire Harness Connector S712
15.05, Save 40%   NEW ITEM

OEM: S712, Item: 318797

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Back Up Light Switch Connector

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: HP4720
SMP Wire Harness Connector HP4720
10.95, Save 39%  

OEM: HP4720, Item: 335028

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Black
2 Term. Female

2003 Chevrolet Silverado 1500
Part Type: Engine Oil Level Sensor Connector

Part Type: Windshield Washer Pump Connector

Part Type: Wheel Speed Sensor Connector

Part Type: ABS Wheel Speed Sensor Connector
Position: Front

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S749
SMP Wire Harness Connector S749
17.55, Save 39%   NEW ITEM

OEM: S749, Item: 318819

9 In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Brake Light Switch Connector
Black
6 Term. Female

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S575
SMP Wire Harness Connector S575
20.05, Save 39%   UPDATED

OEM: S575, Item: 318706

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Black
2 Term. Female

2003 Chevrolet Silverado 1500
Part Type: Engine Oil Level Sensor Connector

Part Type: Windshield Washer Pump Connector

Part Type: Wheel Speed Sensor Connector

Part Type: ABS Wheel Speed Sensor Connector
Position: Front

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S524
SMP Wire Harness Connector S524
6.55, Save 39%   NEW ITEM

OEM: S524, Item: 318667

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Headlight Connector
High Beam
Black
2 Term. Female

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S1207
SMP Wire Harness Connector S1207
44.55, Save 39%   UPDATED POPULAR

OEM: S1207, Item: 318608

6 In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Gray
10 Term. Female

2003 Chevrolet Silverado 1500
Part Type: Body Wiring Harness Connector

Part Type: Throttle Control Motor Connector

Part Type: Cruise Control Module Connector

Part Type: Throttle Actuator Control Module Connector

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S724
SMP Wire Harness Connector S724
17.15, Save 40%   NEW ITEM

OEM: S724, Item: 318805

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

2003 Chevrolet Silverado 1500
Part Type: Engine Camshaft Position Sensor Connector
Engine: 4.3L 4293CC 262Cu. In. V6

Part Type: Distributor Ignition Pickup Connector
Engine: 4.3L 4293CC 262Cu. In. V6

Part Type: Engine Coolant Temperature Sensor Connector
Black and Purple
3 Term. Female

Part Type: Multi Purpose Wire Connector
Engine: 4.3L 4293CC 262Cu. In. V6
Hall Effect Switch

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S1054
SMP Wire Harness Connector S1054
21.55, Save 39%   NEW ITEM

OEM: S1054, Item: 318595

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: EGR Valve Motor Connector
Gray
5 Term. Female

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: HP3970
SMP Wire Harness Connector HP3970
3.75, Save 40%  

OEM: HP3970, Item: 334967

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Headlight Connector
High Beam
Black
2 Term. Female

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 HVAC Blower Motor Resistor Connector, OEM: S916
SMP HVAC Blower Motor Resistor Connector S916
18.45, Save 39%   NEW ITEM

OEM: S916, Item: 318890

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: HVAC Blower Motor Resistor Connector
Black
7 Term. Female

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S1014
SMP Wire Harness Connector S1014
18.75, Save 40%   UPDATED POPULAR

OEM: S1014, Item: 318590

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Fuel Injector Connector
Black and Green
2 Term. Female

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Engine Coolant Temperature Sensor Connector, OEM: 37231
Four Seasons Engine Coolant Temperature Sensor Connector 37231
15.85, Save 39%   UPDATED POPULAR

OEM: 37231, Item: 471138

3 In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Engine Coolant Temperature Sensor Connector
Harness Connector-Repair

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S574
SMP Wire Harness Connector S574
5.15, Save 40%   UPDATED

OEM: S574, Item: 318705

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

3 Term. Female

2003 Chevrolet Silverado 1500
Part Type: Distributor Ignition Pickup Connector
Black

Part Type: Multi Purpose Wire Connector
Black
Hall Effect Switch

Part Type: Engine Camshaft Position Sensor Connector
Black and Green

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S1479
SMP Wire Harness Connector S1479
19.95, Save 39%   NEW ITEM

OEM: S1479, Item: 416730

2 In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Black and Purple
6 Term. Female

2003 Chevrolet Silverado 1500
Part Type: Fuel Injector Connector

Part Type: Instrument Panel Harness Connector

Part Type: Parking Brake Module Connector

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S550
SMP Wire Harness Connector S550
6.15, Save 40%   UPDATED

OEM: S550, Item: 332527

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Ignition Knock (Detonation) Sensor Connector
Natural
1 Term. Female

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 License Lamp Connector, OEM: 645-534/645534
Dorman License Lamp Connector 645-534
23.65, Save 39%   NEW ITEM

OEM: 645-534, Item: 458943

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: License Lamp Connector
2 Way Female w/Leads

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: HP3850
SMP Wire Harness Connector HP3850
5.65, Save 40%  

OEM: HP3850, Item: 318687

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Ignition Knock (Detonation) Sensor Connector
Natural
1 Term. Female

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S605
SMP Wire Harness Connector S605
20.45, Save 39%   NEW ITEM

OEM: S605, Item: 318729

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Mass Air Flow Sensor Connector
Black
5 Term. Female

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Engine Crankshaft Position Sensor Connector, OEM: 645-785/645785
Dorman Engine Crankshaft Position Sensor Connector 645-785
19.55, Save 39%   POPULAR

OEM: 645-785, Item: 456680

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

3 Way Female Connector, Black

2003 Chevrolet Silverado 1500
Part Type: Engine Camshaft Position Sensor Connector
Fuel Type: GAS
Engine: 5.3L 5293CC 323Cu. In. V8

Part Type: Engine Camshaft Position Sensor Connector
Fuel Type: FLEX
Engine: 5.3L 5293CC 323Cu. In. V8

Part Type: Engine Camshaft Position Sensor Connector
Fuel Type: GAS
Engine: 6.0L 5967CC 364Cu. In. V8

Part Type: Engine Crankshaft Position Sensor Connector
Engine: 4.3L 4293CC 262Cu. In. V6

Part Type: Engine Camshaft Position Sensor Connector
Fuel Type: GAS
Engine: 4.3L 4293CC 262Cu. In. V6

Part Type: Engine Camshaft Position Sensor Connector
Fuel Type: GAS
Engine: 4.8L 4817CC 294Cu. In. V8

Chevy Silverado 1500 2003 Headlight Connector, OEM: S523
SMP Headlight Connector S523
4.65, Save 39%   UPDATED

OEM: S523, Item: 318666

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Headlight Connector
Low Beam
Gray and Blue
2 Term. Female

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S1199
SMP Wire Harness Connector S1199
63.45, Save 39%   UPDATED

OEM: S1199, Item: 318605

5 In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Auto Trans Connector
Gray
14 Term. Female

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S1208
SMP Wire Harness Connector S1208
27.95, Save 39%   NEW ITEM

OEM: S1208, Item: 318609

8 In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Oxygen Sensor Connector
Gray and Blue
4 Term. Female

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S952
SMP Wire Harness Connector S952
23.05, Save 39%   NEW ITEM

OEM: S952, Item: 345081

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Light Gray
3 Term. Female

2003 Chevrolet Silverado 1500
Part Type: Manifold Absolute Pressure Sensor Connector

Part Type: Barometric Pressure Sensor Connector

Part Type: Engine Camshaft Position Sensor Connector

Part Type: Engine Crankshaft Position Sensor Connector

Chevy Silverado 1500 2003 A/C Condenser Fan Switch Harness Connector, OEM: 37222
Four Seasons A/C Condenser Fan Switch Harness Connector 37222
14.15, Save 40%   NEW ITEM

OEM: 37222, Item: 471134

7 In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: A/C Compressor Cut-Out Switch Harness Connector
Compressor Mounted High Pressure Cut-Out Switch Connector
Harness Connector-Repair

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Trailer Hitch Plug, OEM: 924-307/924307
Dorman Trailer Hitch Plug 924-307
16.55, Save 40%   NEW ITEM

OEM: 924-307, Item: 263481

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Trailer Hitch Plug
7 Way Connector

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S1024
SMP Wire Harness Connector S1024
33.15, Save 39%   NEW ITEM

OEM: S1024, Item: 351250

7 In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Black and Orange
2 Term. Female

2003 Chevrolet Silverado 1500
Part Type: Fuel Pump / Sending Unit Connector

Part Type: Fuel Pump Connector

Chevy Silverado 1500 2003 Trailer Connector Kit, OEM: TC434
SMP Trailer Connector Kit TC434
19.05, Save 39%   NEW ITEM

OEM: TC434, Item: 318957

2 In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Trailer Connector Kit
Converter
4 Way

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Door Window Switch Connector, OEM: S1619
SMP Door Window Switch Connector S1619
29.15, Save 39%   NEW ITEM

OEM: S1619, Item: 351327

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: HVAC Blower Motor Resistor Connector
Gray
5 Term. Female

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: HP4485
SMP Wire Harness Connector HP4485
17.05, Save 39%   UPDATED

OEM: HP4485, Item: 335004

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Ignition Coil Connector
Gray
4 Term. Female

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 HVAC Heater Blend Door Motor Connector, OEM: S1112
SMP HVAC Heater Blend Door Motor Connector S1112
19.35, Save 39%   NEW ITEM

OEM: S1112, Item: 354953

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

2003 Chevrolet Silverado 1500
Part Type: HVAC Air Inlet Door Actuator Connector

Part Type: HVAC Mode Valve Actuator Motor Connector

Part Type: HVAC Control Module Connector
Black
6 Term. Female

Part Type: HVAC Heater Blend Door Motor Connector
Black
6 Term. Female

Part Type: HVAC Blower Motor Resistor Connector
Black
6 Term. Female

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: 645-800/645800
Dorman Wire Harness Connector 645-800
30.35, Save 39%  

OEM: 645-800, Item: 401269

9 In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Throttle Position Sensor Connector

2003 Chevrolet Silverado 1500
Engine: 5.3L 5293CC 323Cu. In. V8

Engine: 6.0L 5967CC 364Cu. In. V8

Engine: 4.3L 4293CC 262Cu. In. V6

Engine: 4.8L 4817CC 294Cu. In. V8

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S1236
SMP Wire Harness Connector S1236
17.75, Save 39%   NEW ITEM

OEM: S1236, Item: 318614

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Alternator Connector
Tan
2 Term. Female

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Trailer Connector Kit, OEM: TC554
SMP Trailer Connector Kit TC554
79.85, Save 39%   NEW ITEM

OEM: TC554, Item: 318966

1 In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Trailer Connector Kit
Vehicle Connector Adaptor
7 Way RV to 4 Way

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S761
SMP Wire Harness Connector S761
36.55, Save 39%   UPDATED

OEM: S761, Item: 318826

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Ignition Coil Connector
Gray
4 Term. Female

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: 84756
Dorman Wire Harness Connector 84756
53.95, Save 39%   NEW ITEM

OEM: 84756, Item: 402033

8 In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Neutral Safety Switch Connector
7 Way Female w/Leads

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: HP4695
SMP Wire Harness Connector HP4695
12.65, Save 39%   NEW ITEM

OEM: HP4695, Item: 335024

3 In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Alternator Connector
Black
4 Term. Female

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S754
SMP Wire Harness Connector S754
20.45, Save 39%   NEW ITEM

OEM: S754, Item: 318823

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Alternator Connector
Black
4 Term. Female

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S796
SMP Wire Harness Connector S796
50.65, Save 39%   NEW ITEM

OEM: S796, Item: 318844

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Neutral Safety Switch Connector
Black
7 Term. Female

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S1535
SMP Wire Harness Connector S1535
24.25, Save 39%   NEW ITEM

OEM: S1535, Item: 318627

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

2003 Chevrolet Silverado 1500
Part Type: Flex Fuel Sensor Connector
Engine: 5.3L 5328CC 325Cu. In. V8

Part Type: Flex Fuel Sensor Connector
Brown
3 Term. Female

Part Type: Ignition Coil Connector
Brown
3 Term. Female

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S973
SMP Wire Harness Connector S973
20.85, Save 39%   NEW ITEM

OEM: S973, Item: 337776

4 In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Auto Trans Control Solenoid Connector

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S1153
SMP Wire Harness Connector S1153
8.95, Save 39%   NEW ITEM

OEM: S1153, Item: 318600

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Black
3 Term. Female

2003 Chevrolet Silverado 1500
Part Type: Door Harness Connector

Part Type: HVAC Blower Motor Resistor Connector
w/ Auto. Temp Control

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S639
SMP Wire Harness Connector S639
13.15, Save 39%   NEW ITEM

OEM: S639, Item: 318756

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Oil Pressure Switch Connector
White
1 Term. Female

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S1295
SMP Wire Harness Connector S1295
40.15, Save 39%   NEW ITEM

OEM: S1295, Item: 318617

2 In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Yellow
4 Term. Male

2003 Chevrolet Silverado 1500
Part Type: Instrument Panel Connector

Part Type: Air Bag Clockspring Connector

Part Type: Air Bag Disable Module Connector

Part Type: Air Bag Connector
Repair Harness

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S717
SMP Wire Harness Connector S717
12.55, Save 39%   NEW ITEM

OEM: S717, Item: 318799

5 In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Daytime Running Lamp Module Connector
w/ Offset Index Slot
Black
2 Term. Female

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Ignition Knock (Detonation) Sensor Connector, OEM: S1029
SMP Ignition Knock (Detonation) Sensor Connector S1029
12.95, Save 39%   NEW ITEM

OEM: S1029, Item: 349884

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Ignition Knock (Detonation) Sensor Connector
Black
1 Term. Female

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Trailer Connector Kit, OEM: TC519
SMP Trailer Connector Kit TC519
29.15, Save 39%   NEW ITEM

OEM: TC519, Item: 318963

1 In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Trailer Connector Kit
Vehicle Connector
4 Way
4 Pin Flat Only

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: 645-200/645200
Dorman Wire Harness Connector 645-200
17.75, Save 40%   NEW ITEM

OEM: 645-200, Item: 401262

6 In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Power Window Motor Connector
Gray
2-way w/Leads

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S926
SMP Wire Harness Connector S926
40.55, Save 39%   NEW ITEM

OEM: S926, Item: 345973

6 In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Oxygen Sensor Connector
White
4 Term. Female

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S1707
SMP Wire Harness Connector S1707
22.25, Save 39%   NEW ITEM

OEM: S1707, Item: 318633

3 In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Power Distribution Block Connector
Black and Gray
2 Term. Female

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Headlight Connector, OEM: HP3960
SMP Headlight Connector HP3960
3.35, Save 40%   POPULAR

OEM: HP3960, Item: 334966

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Headlight Connector
Low Beam
Gray and Blue
2 Term. Female

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 HVAC Blower Switch Connector, OEM: 645-516/645516
Dorman HVAC Blower Switch Connector 645-516
40.15, Save 39%   NEW ITEM

OEM: 645-516, Item: 438886

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: HVAC Blower Switch Connector
w/Manual Air Conditioning Controls
w/Rear Defogger

2003 Chevrolet Silverado 1500
Position: Front

Position: Rear

Chevy Silverado 1500 2003 HVAC Blower Motor Resistor Connector, OEM: HP4230
SMP HVAC Blower Motor Resistor Connector HP4230
15.15, Save 39%   NEW ITEM

OEM: HP4230, Item: 334985

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: HVAC Blower Motor Resistor Connector
Black
7 Term. Female

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 A/C Condenser Fan Switch Harness Connector, OEM: 37227
Four Seasons A/C Condenser Fan Switch Harness Connector 37227
10.35, Save 39%   NEW ITEM

OEM: 37227, Item: 471137

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Harness Connector-Repair

2003 Chevrolet Silverado 1500
Part Type: A/C Compressor Cut-Out Switch Harness Connector
Compressor Mounted Low Pressure Cut-Out Switch Connector

Part Type: A/C Condenser Fan Switch Harness Connector
Compressor Mounted Switch Connector

Chevy Silverado 1500 2003 Alternator Connector, OEM: 645-569/645569
Dorman Alternator Connector 645-569
17.05, Save 39%   NEW ITEM

OEM: 645-569, Item: 436367

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Alternator Connector
2 Wire

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S795
SMP Wire Harness Connector S795
24.75, Save 39%   NEW ITEM

OEM: S795, Item: 318843

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Neutral Safety Switch Connector
Multiple Connectors Required

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Neutral Safety Switch Connector, OEM: 645-578/645578
Dorman Neutral Safety Switch Connector 645-578
23.75, Save 39%   NEW ITEM

OEM: 645-578, Item: 436368

7 In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Neutral Safety Switch Connector
4 Wire

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: HP4490
SMP Wire Harness Connector HP4490
7.95, Save 39%   NEW ITEM

OEM: HP4490, Item: 335005

10 or More In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: HVAC Clutch Coil Connector
Gray
2 Term. Female

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: 84645
Dorman Wire Harness Connector 84645
17.35, Save 39%   NEW ITEM

OEM: 84645, Item: 402029

8 In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: HVAC Blower Motor Resistor Connector
Body Type: Extended Cab Pickup
Air Conditioning
w/Rear Vents In Center Console
Rpo (D07)

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Air Bag Sensor Connector, OEM: S1680
SMP Air Bag Sensor Connector S1680
39.95, Save 39%   NEW ITEM

OEM: S1680, Item: 565160

2 In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Air Bag Sensor Connector
Yellow and Gray
2 Term. Female

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Body Harness Connector, OEM: S1200
SMP Body Harness Connector S1200
28.75, Save 39%   NEW ITEM

OEM: S1200, Item: 553901

3 In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Power Seat Harness Connector
w/ 1 Locking Tab
Black and Blue
6 Term. Male

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S811
SMP Wire Harness Connector S811
20.15, Save 40%   NEW ITEM

OEM: S811, Item: 318857

3 In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Black
2 Term. Male

2003 Chevrolet Silverado 1500
Part Type: Windshield Washer Pump Connector

Part Type: Wheel Speed Sensor Connector

Chevy Silverado 1500 2003 Body Harness Connector, OEM: 645-622/645622
Dorman Body Harness Connector 645-622
24.75, Save 39%   NEW ITEM

OEM: 645-622, Item: 429109

2 In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Body Wiring Harness Connector
Yellow
4-Way Female w/Leads

2003 Chevrolet Silverado 1500

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: S634
SMP Wire Harness Connector S634
13.25, Save 39%   NEW ITEM

OEM: S634, Item: 318752

2 In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Green
2 Term. Female

2003 Chevrolet Silverado 1500
Part Type: Ambient Air Temperature Sensor Connector

Part Type: Cabin Air Temperature Sensor Connector

Chevy Silverado 1500 2003 Engine Wiring Harness Connector, OEM: S1337
SMP Engine Wiring Harness Connector S1337
32.25, Save 39%   NEW ITEM

OEM: S1337, Item: 565245

1 In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

2 Term. Female

2003 Chevrolet Silverado 1500
Part Type: Shift Interlock Switch Connector
Black

Part Type: Engine Wiring Harness Connector
Black and Red

Part Type: ABS Control Module Connector
Black and Red

Part Type: Headlight Switch Connector
Black and Red

Chevy Silverado 1500 2003 Wire Harness Connector, OEM: 761-3015/7613015
Raybestos Wire Harness Connector 761-3015
11.65, Save 35%   NEW ITEM

OEM: 761-3015, Item: 381249

2 In Stock, Usually ships within 1 business day
Expedited delivery as soon as: Mon Aug 29

Part Type: Electric Brake Control Wiring Harness

2003 Chevrolet Silverado 1500