GMC SIERRA 2500 HD ACDelco Parts and Accessories

Knock Sensor, Cadillac, Chevy, GMC, Each

Part Number: ADO-213-3521

4.68 out of 5 stars ( 87 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Crankshaft Position Sensor, Chevrolet, GMC, Each

Part Number: ADO-12703627

3.86 out of 5 stars ( 7 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Oil Pan Gasket, One-piece, Silicone/Aluminum, Chevy, Small Block LS, Each

Part Number: ADO-12612350

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Oil Pressure Sensor, Engine, Steel/Plastic, Black/Natural, Buick, Cadillac, Chevy, GMC, Hummer, Oldsmobile, Pontiac, Each

Part Number: ADO-12677836

4.27 out of 5 stars ( 22 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Spark Plug Wire Sets, Replacement, Assembled, Black, Cadillac, Chevrolet, GMC, Set

Part Number: ADO-19431551

5.0 out of 5 stars ( 17 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Fuel Injector, GM OE, Cadillac, Chevy, GMC, Kit

Part Number: ADO-19420316

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Flexplate, OE Replacement, 168-Tooth, 14.00 in. Diameter, Internal Balance, Steel, Chevy, LS, 4L80E/TH350/TH400, Each

Part Number: ADO-19260102

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Ignition Coil, Coil Pack Style, Black, Cadillac, Chevrolet, GMC, Each

Part Number: ADO-12726023

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Fuel Line, Feed, Cadillac, Chevy, GMC, Each

Part Number: ADO-12677002

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Ignition Coil, Female/Socket, E-core, Square, Black, Cadillac, Chevy, GMC, Hummer, Each

Part Number: ADO-19418993

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Ignition Coil Wiring Harness, Chevy, LS, Each

Part Number: ADO-357A

4.93 out of 5 stars ( 14 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Ignition Coil, OEM Replacement, D580 Style, Cadillac, Chevy, GMC, Pontiac, 5.7, 8.1L, Each

Part Number: ADO-19421259

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Starter, Delco Style, Standard Rotation, Black/Natural, Cadillac, Chevy, GMC, Hummer, Saab, Each

Part Number: ADO-336-1932A

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

• Core Charge $30.00

Oil Pump Pickup, Engine Oil Pump Pickup Tube and Screen, Screen ASM Oil Pump Pickup with Suction Tube, Each

Part Number: ADO-12563961

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Drive Belt Tensioner Assembly

Part Number: ADO-38158

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Gauge Sending Unit, Oil Pressure, Electrical, Buick, Cadillac, Chevy, GMC, Hummer, Pontiac, Saab, Each

Part Number: ADO-12673134

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Fuel Filter, White Steel Housing, Element, Chevy, GMC, Duramax, Each

Part Number: ADO-TP3018

4.94 out of 5 stars ( 17 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Spark Plug Wire Set, 7mm. Diameter, Spiral Core, Black, Chevy, Cadillac, GMC, Hummer, Set

Part Number: ADO-9748HH

4.57 out of 5 stars ( 7 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

MAP Sensors, GM Genuine Parts Manifold Absolute Pressure Sensors, GM Style, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac, Saab, Saturn, Each

Part Number: ADO-19418808

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Fuel Injectors, OEM Replacement, Cadillac, 4.6L, Each

Part Number: ADO-19421333

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Sensor, TPMS, Valve Stem Type, Buick, Cadillac, Chevrolet, GMC, SAAB, Each

Part Number: ADO-13540601

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Wire Connectors, Replacement, 2 Pins, Cadillac, Chevrolet, GMC, Each

Part Number: ADO-PT3739

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Transmission Pan Gaskets, GM OE, Chevrolet, GMC, Each

Part Number: ADO-8677743

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Oxygen Sensor, 4-wire, Thread-in, Cadillac, Chevy, GMC, Each

Part Number: ADO-213-4229

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Sensor, TPMS, Tire Pressure Monitoring System, Rubber Valve Stem, Buick, Cadillac, Chevrolet, GMC, Each

Part Number: ADO-13540604

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air