2003 ACDelco Parts and Accessories

Thermostat, Mechanical, OE, 185 degrees, Standard-flow, Copper/Brass, Each

Part Number: ADO-131-156

3.91 out of 5 stars ( 11 )

Estimated Ship Date: Tomorrow

Bracket, Power Steering Pump, Aluminum, Natural, Cadillac, Chevrolet, GMC, Each

Part Number: ADO-12554030

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Power Steering Pulley, Serpentine, 6-Groove, Steel, Black, GM, Each

Part Number: ADO-19421487

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Throttle Position Sensor, Replacement, Each

Part Number: ADO-19322821

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Lifter, Hydraulic Roller, Chevy, GMC, Each

Part Number: ADO-12721203

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

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

Part Number: ADO-336-2002A

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

• Core Charge $67.00
• Free Shipping

Ignition Coil, Coil Pack Style, Black, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Each

Part Number: ADO-19418992

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

Accessory Belts, V-Ribbed Serpentine Belts, 6-rib, 0.807 in. Width, 93.98 in. Length, Cadillac, Chevy, Ford, GMC, Hummer, Mercedes-Benz, Mercury, Each

Part Number: ADO-K060935HD

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Automatic Transmission Fluid Control Valve, Plastic/Aluminum, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saab, Each

Part Number: ADO-24230298

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

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

Part Number: ADO-213-1161

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

Wheel Bearing and Hub Assembly, GM OE, Steel, Natural, Front, Cadillac, Chevy, GMC, Each

Part Number: ADO-84856655

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

• Free Shipping

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: Tomorrow

Reverse Lockout Solenoid, Manual Transmission, Cadillac, Chevy, Pontiac, Each

Part Number: ADO-19180052

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Transfer Case Fluid, Mineral Based, Chevy, GMC, Cadillac, Quart, Each

Part Number: ADO-10-9339

5.0 out of 5 stars ( 1 )

Cannot be shipped Internationally

• Restricted

Power Steering Fluid, 16 oz., Each

Part Number: ADO-10-5074

5.0 out of 5 stars ( 3 )

Cannot be shipped Internationally

• Restricted

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

Part Number: ADO-HL124

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

Neutral Safety and Backup Light Switches, GM Genuine Parts Backup Light Switches, Steel/Plastic, Cadillac, Chevy, GMC, Hummer, Isuzu, Oldsmobile, Each

Part Number: ADO-24298931

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Starter, Stock Style, Standard Rotation, Black/Natural, Ford, Lincoln, Mercury, Each

Part Number: ADO-337-1036

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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

Part Number: ADO-9718Q

5.0 out of 5 stars ( 11 )

Estimated Ship Date: Tomorrow

Fan Clutch, Engine Cooling, Standard Thermal Style, Counterclockwise, Each

Part Number: ADO-15-4694

4.92 out of 5 stars ( 12 )

Estimated Ship Date: Tomorrow

• Free Shipping

Rear Main Seal Cover Gasket, Rubber/Aluminum, Chevy, 4.8L, 5.3L, 5.7L, 6.0L, Each

Part Number: ADO-12639249

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Idler Arms, Professional Steering Idler Arms, Greasable, Cadillac, Chevrolet, GMC, Each

Part Number: ADO-45C1120

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Reservoir, Power Steering, OEM Replacement, Plastic, Black, Chevrolet, Pontiac, Each

Part Number: ADO-26046502

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Control Arms, Professional, Cast Iron, Black, Front Left Lower, Cadillac, Chevy, GMC, Each

Part Number: ADO-45D3174

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Timing Cover Seal, PTFE/Steel, Chevy, Big Block, Gen VII, Each

Part Number: ADO-296-14

Not Yet Reviewed

Estimated Ship Date: Tomorrow