GMC SIERRA 2500 HD CLASSIC Electrical Wiring

Wire Connectors, Female Type, Gray, Buick, Cadillac, Chevrolet, Geo, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saab, Saturn, Suzuki, Each

Part Number: ADO-PT1798

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Wiring Connector, GM 19368859, Cadillac, CTS, Gray Plastic, Each

Part Number: ADO-PT3846

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

Wire Connectors, Internal Harness and Viton® O-ring Seal for Allison LCT and GM 4T65-E Transmissions, 20-pin, Gray, 2-piece, Each

Part Number: FLE-S0483

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Wiring Pigtails, Replacement, Female Wire Connector Type, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saab, Saturn, Suzuki, Each

Part Number: ADO-PT2782

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Wiring Harness Connector, Replacement, OEM Type, Male, 2-pin, Black, Buick, Cadillac, Chevy, GMC, Pontiac, Saturn, Suzuki, Each

Part Number: ADO-PT2183

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Wiring Pigtails, Replacement, Female Wire Connector Type, for Hyundai, AMC, Cadillac, Chevy, Chrysler, Ford, Geo, GMC, Jeep, Ram, Saturn, Suzuki, Each

Part Number: ADO-PT2386

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Wiring Harness Connector, Replacement, Multipurpose, Male, 2-pin, Gray, Each

Part Number: ADO-PT209

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Headlight Switch, OEM Replacement, Chevy, GMC, Each

Part Number: RNB-901-142

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Wiring Pigtails, Replacement, Female Wire Connector Type, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saab, Each

Part Number: ADO-PT308

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Wiring Pigtails, Replacement, Female Wire Connector Type, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saab, Saturn, Each

Part Number: ADO-PT1799

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Blower Motor Resistor, Wiring Pigtail, Cadillac, Chevy, GMC, Each

Part Number: RNB-973-409

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Resistor, Blower Motor, Buick, Cadillac, Chevy, GMC, Oldsmobile, Each

Part Number: SMP-RU631

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Wiring Harness Connector, Replacement, OEM Type, Female, 2-pin, White, Each

Part Number: ADO-PT249

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Wire Connectors, Crankshaft Position Sensor Pigtail, 6 in., 3-pin, Female, with Heat Sealable Butt-style Connectors, Duramax, Chevy, GMC, Each

Part Number: FLE-S0482

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Wiring Connectors and Pigtails, ACDelco Wiring Connectors, Pigtail Connector, 6 Wires, Multi-Purpose Connector, Each

Part Number: ADO-PT2712

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Ignition Switch, Replacement, 7 Way Female Connector, Plastic, Black, Buick, Cadillac, Chevy, GMC, Hummer, Oldsmobile, Pontiac, Each

Part Number: RNB-924-715

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Wiring Wire Extension, 18 in., MAP Sensor, Fuel Pressure Sensor, Chevy, GMC, Dodge, Ram, Each

Part Number: FLE-FPE-HARRPEXT

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Ignition Switch Lock Cylinder, Buick, Cadillac, Chevrolet, GMC, Pontiac, Each

Part Number: RNB-924-725

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Wiring Pigtail, Vehicle Speed Sensor, 2-pin, 700R4, 4L60E, 4L80E, Each

Part Number: ATP-JE15

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

• Drop Ship
• Special Order

Replacement Sensor Connector With Pigtail for L5P Duramax and GM Vehicles (L5P Duramax Sensor Pigtail 1)

Part Number: FLE-S0404

Not Yet Reviewed

Estimated Ship Date: Jun 2, 2026 if ordered today

• Drop Ship
• Special Order

Wire Connectors, Oil Pressure Sensor Pigtail, 3-pin, Female Connector, Black, White Wires, Duramax, Chevy, GMC, Each

Part Number: FLE-S0479

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Wiring Pigtails, 2-pin, Male, Black, for Hyundai, for Kia, Buick, Cadillac, Chevy, Dodge, Fiat, Genesis, GMC, Isuzu, Jeep, Saab, Saturn, Suzuki, Each

Part Number: SMP-S575

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Wiring Pigtails, Wiring Connectors, Buick, Cadillac, Chevy, GMC, Hummer, Oldsmobile, Pontiac, Saab, Saturn, Workhorse, Workhorse Custom Chassis, Each

Part Number: RNB-645-785

Not Yet Reviewed

Estimated Ship Date: Tomorrow

LED Light Harness, Resistors, 921,194 Bulb Type, Kit

Part Number: PUT-240002

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Switch, Power Door Lock, Plastic, Black, Chevy, GMC, Each

Part Number: SMP-DS2128

Not Yet Reviewed

Estimated Ship Date: Tomorrow