2003 ACDelco Ignitions & Electrical

Relays, Replacement, 35 amps, 12 V, 5 Blade Terminals, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saab, Saturn, Suzuki, Each

Part Number: ADO-D1780C

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/5/2026

Wiring Harness Connector, Replacement, OEM Type, Male, 2-pin, Black, Buick, Cadillac, Chevy, GMC, Pontiac, Saturn, Suzuki, Each

Part Number: ADO-PT2183

Not Yet Reviewed

Estimated Ship Date: Monday 1/5/2026

Spark Plug, Conventional Resistor, Nickel Alloy Tip, Gasket Seat, 14mm Thread, Each

Part Number: ADO-41-602

Not Yet Reviewed

Estimated Ship Date: Monday 1/5/2026

Spark Plug, Professional, Platinum Tip, Gasket Seat, 14mm Thread, Resistor, Each

Part Number: ADO-41-828

Not Yet Reviewed

Estimated Ship Date: Monday 1/5/2026

Ignition Coil Wiring Harness, Cadillac, Chevy, Pontiac, Each

Part Number: ADO-355S

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 1/5/2026

Starter, Delco Style, Standard Rotation, Black/Natural, Chevy, GMC, Pontiac, Each

Part Number: ADO-336-1922A

Not Yet Reviewed

Estimated Ship Date: Monday 1/5/2026

• Core Charge $35.00
• Free Shipping

Oxygen Sensor, 4-wire, Thread-in, Wiring Harness, Workhorse, Each

Part Number: ADO-12572706

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/5/2026

Electrical Switches, Gold Headlight Switches, Rotary, Plastic, Black, Lights Logo, Cadillac, Chevrolet, GMC, Hummer, Each

Part Number: ADO-19381535

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/5/2026

Alternators and Generators, Alternators, Ford 3G Case Style, 12 V, 95 amps, Internal Regulator, Serpentine Pulley, Ford, Mazda, Mercury, Each

Part Number: ADO-335-1122

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/5/2026

• Free Shipping

Spark Plug, Professional, Iridium Tip, Tapered Seat, 14mm Thread, Resistor, Each

Part Number: ADO-41-988

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 1/5/2026

Camshaft Position Sensors, OE Replacement, Cadillac, Chevrolet, GMC, Isuzu, Oldsmobile, Workhorse, Each

Part Number: ADO-213-4664

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/5/2026

Distributor Cap, Black, Chevy, GMC, Oldsmobile, V6, Each

Part Number: ADO-D328A

4.33 out of 5 stars ( 12 )

Estimated Ship Date: Monday 1/5/2026

Distributor Rotor, Brass Contact Terminal, Cadillac, Chevy, GMC, Oldsmobile, Each

Part Number: ADO-D465

4.54 out of 5 stars ( 13 )

Estimated Ship Date: Monday 1/5/2026

Ignition Coil, Professional, Remote Mount, Black, Buick, Cadillac, Chevy, GMC, for use on Honda®, Isuzu, Oldsmobile, Pontiac, Shelby, Each

Part Number: ADO-E530C

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/5/2026

Relay, Multi Purpose, High Power, General, 8386, Each

Part Number: ADO-13500114

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/5/2026

Glow Plug, Am General, Chevy, GMC, Each

Part Number: ADO-60G

Not Yet Reviewed

Estimated Ship Date: Monday 1/5/2026

Ignition Module Heat Sink, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: ADO-10474610

4.55 out of 5 stars ( 11 )

Estimated Ship Date: Monday 1/5/2026

Spark Plug, Iridium Tip, Tapered Seat, 14mm Thread, Resistor, Each

Part Number: ADO-41-103

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 1/5/2026

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

Part Number: ADO-336-1910A

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/5/2026

• Core Charge $31.00

Spark Plug, AC Delco, Platinum, Tapered Seat, 14mm Thread, .625 in. Reach, Resistor, Each

Part Number: ADO-12

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 1/5/2026

Spark Plug Wire Looms, Plastic, Black, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Saturn, Kit

Part Number: ADO-12163607

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/5/2026

ABS Speed Sensors, ABS Wheel Speed Sensors, Cadillac, Chevrolet, GMC, Each

Part Number: ADO-84356645

Not Yet Reviewed

Estimated Ship Date: Monday 1/5/2026

Spark Plug, RAPIDFIRE Performance Platinum, Tapered Seat, 14mm Thread, 25mm Reach, Resistor, Each

Part Number: ADO-17

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 1/5/2026

Spark Plug, Professional, Platinum Tip, Tapered Seat, 14mm Thread, Resistor, Each

Part Number: ADO-41-979

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 1/5/2026

Spark Plug Wire Sets, Assembled, Spiral Core, Black, 7.00mm Diameter, Cadillac, Chevrolet, GMC, Hummer, V8, Set

Part Number: ADO-9748GG

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/5/2026