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GMC SIERRA 2500 HD Ignitions & Electrical

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Autolite Single Platinum Spark Plugs AP5245

Autolite Single Platinum Spark Plugs AP5245

Autolite Single Platinum Spark Plugs AP5245

Spark Plug, Single Platinum, Platinum, 14mm Thread, 0.679 in. Reach, Tapered Seat, 5/8 in. Wrench Size, Each

Part Number: ATL-AP5245

Not Yet Reviewed

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ACDelco Electrical Fuses 22689708

ACDelco Electrical Fuses 22689708

ACDelco Electrical Fuses 22689708

FUSE-80A MEGA FUSE (BOLT DOWN)

Part Number: ADO-22689708

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 if ordered today

Standard Motor Wiring Connectors S-1038

Standard Motor Wiring Connectors S-1038

Standard Motor Wiring Connectors S-1038

Wiring Pigtails, Female, for Hyundai, for Kia, for Nissan, BMW, Buick, Cadillac, Chevy, Chrysler, GMC, Jeep, Pontiac, Saturn, Subaru, Volvo, Each

Part Number: SMP-S1038

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Chevrolet Performance Starter Bolts 11610633

Chevrolet Performance Starter Bolts 11610633

Chevrolet Performance Starter Bolts 11610633

4L75-E FOUR-SPEED TRANSMISSION

Part Number: NAL-11610633

Not Yet Reviewed

Estimated Ship Date: Mar 30, 2026 if ordered today

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Estimated Ship Date: Mar 30, 2026 if ordered today

ACDelco GM Genuine Parts Fuses 88861352

ACDelco GM Genuine Parts Fuses 88861352

ACDelco GM Genuine Parts Fuses 88861352

Fuse, Mini APM/ATM, 20 Amp, Each

Part Number: ADO-ATM20

Not Yet Reviewed

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Holstein Parts Coolant Temperature Sensors 2CTS0001

Holstein Parts Coolant Temperature Sensors 2CTS0001

Holstein Parts Coolant Temperature Sensors 2CTS0001

Sensor, Coolant Temperature Sensor, Replacement, Each

Part Number: HLN-2CTS0001

Not Yet Reviewed

Estimated Ship Date: Dec 17, 2025 if ordered today

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Estimated Ship Date: Dec 17, 2025 if ordered today

ACDelco Wiring Connectors and Pigtails 11602812

ACDelco Wiring Connectors and Pigtails 11602812

ACDelco Wiring Connectors and Pigtails 11602812

PLUG,FRT DIFF CARR OIL FIL

Part Number: ADO-11602812

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

ACDelco Computer Mounting Brackets 23213449

ACDelco Computer Mounting Brackets 23213449

ACDelco Computer Mounting Brackets 23213449

Computer Mounting Brackets, ACDelco Computer Mounting Brackets, Engine Control Module Bracket, Plastic, Black, Cadillac, Chevrolet, GMC, Each

Part Number: ADO-23213449

Not Yet Reviewed

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Hella Relays 933332571

Hella Relays 933332571

Hella Relays 933332571

Multi Purpose Relay, Relays

Part Number: HLA-933332571

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

ACDelco Wiring Connectors 88861107

ACDelco Wiring Connectors 88861107

ACDelco Wiring Connectors 88861107

Wiring Connectors and Pigtails, ACDelco Wiring Connectors, Pigtail Connector, 2 Wires, Mulit-Purpose Connector, Each

Part Number: ADO-PT2164

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Pico Connector Pigtails 5625PT

Pico Connector Pigtails 5625PT

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Standard Motor T-Series Neutral and Backup Safety Switches LS205T

Standard Motor T-Series Neutral and Backup Safety Switches LS205T

Standard Motor T-Series Neutral and Backup Safety Switches LS205T

Neutral Safety and Backup Light Switch, T-Series, Chevrolet, Dodge, GMC, Isuzu, Jeep, Pontiac, Each

Part Number: SMP-LS205T

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 if ordered today

ACDelco Air Temperature Sensors 25885451

ACDelco Air Temperature Sensors 25885451

ACDelco Air Temperature Sensors 25885451

Air Temperature Sensors, Replacement, Cadillac, Chevrolet, GMC, Hummer, Each

Part Number: ADO-15-51259

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

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Estimated Ship Date: Dec 29, 2025 if ordered today

ACDelco GM Genuine Parts Fuses 88861354

ACDelco GM Genuine Parts Fuses 88861354

ACDelco GM Genuine Parts Fuses 88861354

Fuse, Regular ATO/ATC, 30 Amp, Each

Part Number: ADO-ATC30

Not Yet Reviewed

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35 amps Hella Relay 933332591

35 amps Hella Relay 933332591

35 amps Hella Relay 933332591

Multi Purpose Relay, Relays

Part Number: HLA-933332591

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

Standard Motor Wiring Connectors S-1479

Standard Motor Wiring Connectors S-1479

Standard Motor Wiring Connectors S-1479

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

Part Number: SMP-S-1479

Not Yet Reviewed

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30 amps Standard Motor Relay RY-604

30 amps Standard Motor Relay RY-604

30 amps Standard Motor Relay RY-604

Relay

Part Number: SMP-RY604

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 if ordered today

ACDelco Wiring Connectors 88952463

ACDelco Wiring Connectors 88952463

ACDelco Wiring Connectors 88952463

Multi Purpose Wire Connector

Part Number: ADO-88952463

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Standard Motor Headlight Wiring Harnesses LWH104

Standard Motor Headlight Wiring Harnesses LWH104

Standard Motor Headlight Wiring Harnesses LWH104

Headlight Wiring Harness, Replacement, Standard Length, for use on Acura®, for use on Honda®, for Hyundai, for Infiniti, for Nissan, BMW, Chevy, Each

Part Number: SMP-LWH104

Not Yet Reviewed

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Standard Motor Battery Cables A164L

Standard Motor Battery Cables A164L

Standard Motor Battery Cables A164L

Battery Cable, Direct Fit, Assembled, Positive, Chevrolet, GMC, Each

Part Number: SMP-A16-4L

Not Yet Reviewed

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ACDelco Wiring Connectors 19331031

ACDelco Wiring Connectors 19331031

ACDelco Wiring Connectors 19331031

Wiring Connectors and Pigtails, ACDelco Wiring Connectors, Pigtail Connector, 16 Wires, Multi-Purpose Connector, Buick, Cadillac, Chevy, GMC, Each

Part Number: ADO-PT3420

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 if ordered today

ACDelco Electrical Fuses 15305191

ACDelco Electrical Fuses 15305191

ACDelco Electrical Fuses 15305191

FUSE (175 AMP MEGA FUSE) *BLK W/SIZE S

Part Number: ADO-15305191

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 if ordered today

NGK NTK Air Charge Temperature Sensors EF0008

NGK NTK Air Charge Temperature Sensors EF0008

NGK NTK Air Charge Temperature Sensors EF0008

Air Charge Temperature Sensor, NTK, Each

Part Number: NGK-EF0008

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

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Estimated Ship Date: Feb 5, 2026 if ordered today

ACDelco Computer Mounting Brackets 25860949

ACDelco Computer Mounting Brackets 25860949

ACDelco Computer Mounting Brackets 25860949

COVER-ECM

Part Number: ADO-25860949

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

ACDelco GM Genuine Parts Disc Brake Pad Wear Sensors 84863366

ACDelco GM Genuine Parts Disc Brake Pad Wear Sensors 84863366

ACDelco GM Genuine Parts Disc Brake Pad Wear Sensors 84863366

Brake Pad Wear Sensors, ACDelco GM Genuine Parts Disc Brake Pad Wear Sensors, Front, Chevy, GMC, Each

Part Number: ADO-84863366

Not Yet Reviewed

Estimated Ship Date: Today

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ACDelco Battery Terminal Boots 25888958

ACDelco Battery Terminal Boots 25888958

ACDelco Battery Terminal Boots 25888958

COVER-BAT POS CBL TERM

Part Number: ADO-25888958

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 if ordered today

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