2003 CHEVROLET SILVERADO-2500-HD ACDelco Parts and Accessories

Exhaust Gaskets, Exhaust Manifold, Chevy, Pontiac, 5.7L, LS, Each

Part Number: ADO-12617944

4.67 out of 5 stars ( 12 )

Estimated Ship Date: Monday 1/12/2026

Timing Cover Seal, Chevy, Small Block LS, Each

Part Number: ADO-296-02

4.81 out of 5 stars ( 27 )

Estimated Ship Date: Monday 1/12/2026

FLUID, A/TRANS ACDELCO DEXRON VI, (GAL. TRUCKLOAD)

Part Number: ADO-10-9244

5.0 out of 5 stars ( 5 )

Cannot be shipped Internationally

• Restricted

Camshaft Thrust Plates, GM Genuine Parts, Solid Type, Steel, Chevrolet, Each

Part Number: ADO-12589016

3.25 out of 5 stars ( 4 )

Estimated Ship Date: Monday 1/12/2026

Axle Lubricant, Synthetic, 75W90, 32 oz., Each

Part Number: ADO-10-4016

5.0 out of 5 stars ( 18 )

Cannot be shipped Internationally

• Restricted

Sensor, Coolant Temperature, Brass, Natural, Chevy, Pontiac, Each

Part Number: ADO-213-4333

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Monday 1/12/2026

Sensor, Coolant Temperature, 3/8 in. NPT Thread, Brass, Natural, Each

Part Number: ADO-213-928

4.69 out of 5 stars ( 32 )

Estimated Ship Date: Monday 1/12/2026

Windage Trays, GM Genuine Parts, Louvered, Rear Sump, Steel, Natural, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Pontiac, Saab, Each

Part Number: ADO-12611129

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

Transmission Fluid, Type III-H Automatic Transmission Fluid, 1 gal., Each

Part Number: ADO-10-9241

Not Yet Reviewed

Cannot be shipped Internationally

• Restricted

Accessory Belts, V-Ribbed Serpentine Belts, 6-rib, 0.807 in. Width, 93.58 in. Length, Buick, Cadillac, Chevrolet, GMC, Mercedes-Benz, Mercury, Each

Part Number: ADO-K060930HD

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/12/2026

Flexplate Spacer, Steel, Use When Installing Early GM Transmission to an LS Engine, Each

Part Number: ADO-12563532

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/12/2026

Tie Rod End, Inner, 45A1311, Gold/Prof., Clockwise 14mm Straight Male End, 12.36 in. Long, 18mm Male Stud End, Cadillac, Chevrolet, GMC, Hummer, Each

Part Number: ADO-45A1311

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/12/2026

Thermostat, Mechanical, OE, 185 degrees, Standard-flow, Each

Part Number: ADO-131-163

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

Driveshaft Support Carrier Bearings, Replacement, Checker, Chevrolet, Dodge, Ford, GMC, International, Isuzu, Olds, Plymouth, Studebaker, Each

Part Number: ADO-HB88107A

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/12/2026

Timing Gears, Camshaft Sprockets, OE Replacement, 44-Tooth, 5.354 in. O.D., Steel, GM, LS, Each

Part Number: ADO-12576407

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/12/2026

Automatic Transmission Filter, 4L80E, Chevy, GMC, Each

Part Number: ADO-24210956

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 1/12/2026

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: Monday 1/12/2026

Thermostat, Mechanical, OE, 180 degrees, Standard-flow, Steel, Chevy, GMC, 6.6L Diesel, Each

Part Number: ADO-131-131

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 1/12/2026

Lifter, Hydraulic Roller, 0.842 in. O.D., Chevy, Each

Part Number: ADO-HL124

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 1/12/2026

Automatic Transmission Filter, Chevy, GMC, Hummer, Allison 1000, Each

Part Number: ADO-TF950

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/12/2026

Water Neck, Aluminum, Natural, Each

Part Number: ADO-15-10412

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Monday 1/12/2026

Idler Pulleys, Professional, Serpentine, Steel, Black, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Saab, Workhorse, Workhorse Custom Chassis, Each

Part Number: ADO-36299

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

Vehicle Speed Sensor, Buick, Chevrolet, GMC, Each

Part Number: ADO-24203876

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

Vacuum Line, Fuel Pressure Regulator Position, Rubber, Black, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Each

Part Number: ADO-17113556

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 1/12/2026

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: Monday 1/12/2026