2003 ACDelco Parts and Accessories

Ignition Coil Wiring Harness, Each

Part Number: ADO-356G

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

• $20.00 Summit Bucks

Automatic Transmission Dipstick Tube, Chevy, GMC, Each

Part Number: ADO-15832205

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• $20.00 Summit Bucks

Wheel Stud, GM Genuine Part, Press-in, M14 x 1.5 Thread, 3.15 in. Overall Length, Rear, Chevrolet, Each

Part Number: ADO-11603935

Not Yet Reviewed

Estimated Ship Date: Today

• $20.00 Summit Bucks

HVAC Air Valve Actuator, Buick, Cadillac, Chevy, GMC, Hummer, Oldsmobile, Pontiac, Each

Part Number: ADO-15-72971

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

• Free Shipping
• $20.00 Summit Bucks

Bolt, GM Genuine Parts Replacement Bolt, Hex Head Flange, M8 x 1.25, 0.900 in. Underhead Length, Grade 10.9, Steel, Gray, Each

Part Number: ADO-12556127

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

• $20.00 Summit Bucks

Horn, OE Replacement, Low Tone, 12 V, Buick, Cadillac, Chevy, GMC, Kit

Part Number: ADO-84594590

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• $20.00 Summit Bucks

Water Pump, Mechanical, Standard-volume, Counterclockwise Rotation, Aluminum, Natural, Dodge, Jeep, Each

Part Number: ADO-252-1025

4.4 out of 5 stars ( 5 )

Estimated Ship Date: Today

• $20.00 Summit Bucks

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

Part Number: ADO-29549684

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• $20.00 Summit Bucks

Control Arm, Front Upper, Steel, Black, Cadillac, Chevy, GMC, Each

Part Number: ADO-45D1103

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Today

• $20.00 Summit Bucks

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

Part Number: ADO-515054

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping
• $20.00 Summit Bucks

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: Today

• $20.00 Summit Bucks

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: Today

• $20.00 Summit Bucks

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

Part Number: ADO-19180052

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• $20.00 Summit Bucks

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: Today

• $20.00 Summit Bucks

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: Today

• $20.00 Summit Bucks

Vehicle Speed Sensor, Buick, Chevrolet, GMC, Each

Part Number: ADO-24203876

Not Yet Reviewed

Estimated Ship Date: Today

• $20.00 Summit Bucks

Wheel Spacers, GM Genuine Parts Wheel Hub Extensions, Steel, Chevrolet, GMC, Each

Part Number: ADO-85665191

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 26, 2025 if ordered today

• Free Shipping
• $20.00 Summit Bucks

Pitman Arm, Steel, Natural, Cadillac, Chevy, GMC, Hummer, Each

Part Number: ADO-45C0069

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• $20.00 Summit Bucks

Throttle Position Sensor, Replacement, Each

Part Number: ADO-19322821

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• $20.00 Summit Bucks

Fuel Pressure Regulator, Stock Style, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac, Each

Part Number: ADO-217-3073

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

• $20.00 Summit Bucks

Automatic Transmission Shifter Cable, GM Genuine Part, Black Jacket, Ball Socket Ends, 135.710 in. Length, Chevrolet, GMC, Each

Part Number: ADO-19434388

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Free Shipping
• $20.00 Summit Bucks

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

Part Number: ADO-131-156

3.9 out of 5 stars ( 10 )

Estimated Ship Date: Today

• $20.00 Summit Bucks

Alternators and Generators, Professional Remanufactured Alternators, Delco AD244 Case Style, 12 V, 145 amps, Serpentine Pulley, Chevy, GMC, Hummer

Part Number: ADO-334-2529A

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Core Charge $34.00
• Free Shipping
• $20.00 Summit Bucks

Bracket, Computer Mounting, Black, Stock Replacement, Chevrolet, GMC, Oldsmobile, Each

Part Number: ADO-15995679

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

• $20.00 Summit Bucks

Heater Hose, Rubber, Black, Each

Part Number: ADO-18221L

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

• $20.00 Summit Bucks