HUMMER H3 ACDelco Ignitions & Electrical

Spark Plug, Iridium Tip, Tapered Seat, 14mm Thread, 0.689 in. Reach, Resistor, Each

Part Number: ADO-41-162

4.72 out of 5 stars ( 32 )

Estimated Ship Date: Monday 9/22/2025

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

Part Number: ADO-12699382

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/22/2025

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

Part Number: ADO-41-962

4.82 out of 5 stars ( 67 )

Estimated Ship Date: Monday 9/22/2025

Sensor, Coolant Temperature, Brass, Natural, Each

Part Number: ADO-213-4514

4.93 out of 5 stars ( 15 )

Estimated Ship Date: Monday 9/22/2025

Ignition Coil Wiring Harness, Chevy, LS, Each

Part Number: ADO-357A

4.93 out of 5 stars ( 14 )

Estimated Ship Date: Monday 9/22/2025

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

Part Number: ADO-6

5.0 out of 5 stars ( 10 )

Estimated Ship Date: Monday 9/22/2025

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 9/22/2025

Knock Sensor, GM, Each

Part Number: ADO-213-1576

4.55 out of 5 stars ( 11 )

Estimated Ship Date: Monday 9/22/2025

Starter Bolts, Hex Head, 10mm x 1.5 Thread, 120mm Long, Chevy, Small Block LS, Each

Part Number: ADO-11610633

4.82 out of 5 stars ( 11 )

Estimated Ship Date: Monday 9/22/2025

MAP Sensors, Gold, GM Style, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saab, Saturn, Each

Part Number: ADO-19418807

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/22/2025

Spark Plug Wires, Assembled, 7mm, Spiral Core, Black, Cadillac, Chevy, GMC, Hummer, Saab, Small Block LS, Set

Part Number: ADO-748UU

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/22/2025

Coil Bracket, Steel, Black, Coil Pack, Each

Part Number: ADO-12580353

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/22/2025

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

Part Number: ADO-213-3533

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 9/22/2025

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

Part Number: ADO-337-1138

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 9/22/2025

• Free Shipping

Spark Plug Wires, Assembled, 7mm, Spiral Core, Red, Buick, Cadillac, Chevy, GMC, Hummer, Small Block LS, Set

Part Number: ADO-9748RR

4.4 out of 5 stars ( 5 )

Estimated Ship Date: Monday 9/22/2025

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

Part Number: ADO-12711681

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

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: Monday 9/22/2025

Spark Plug Wire Sets, Assembled, Spiral Core, 7.00mm Diameter, Red Wire, Buick, Cadillac, Chevrolet, Pontiac, Hummer, GMC, Saab, For GM LS, Set

Part Number: ADO-19417612

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 9/22/2025

Throttle Position Sensor, Replacement, Each

Part Number: ADO-19259452

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Monday 9/22/2025

• Free Shipping

Wiring Connector, GM 19368859, Cadillac, CTS, Gray Plastic, Each

Part Number: ADO-PT3846

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 9/22/2025

Alternators, GM AD244 Case Style, 12 V, 145 amps, Internal Regulator, Serpentine Pulley, Chevrolet, Each

Part Number: ADO-22781131

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

• Free Shipping

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

Part Number: ADO-R44LTSM

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 9/22/2025

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 9/22/2025

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

Part Number: ADO-13500114

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/22/2025

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 9/22/2025