2003 GMC SIERRA-1500-HD Ignitions & Electrical

Mass Airflow Sensor, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Hummer, Isuzu, Saab, Each

Part Number: DFP-AF10043

4.9 out of 5 stars ( 42 )

Estimated Ship Date: Today

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

Part Number: DFP-GN10119

5.0 out of 5 stars ( 5 )

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Crankshaft Position Sensor, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac, Saab, Each

Part Number: DFP-SS10206

5.0 out of 5 stars ( 1 )

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Knock Sensor, Buick, Cadillac, Chevy, GMC, Hummer, Pontiac, Each

Part Number: DFP-AS10017

4.35 out of 5 stars ( 26 )

Estimated Ship Date: Today

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Ignition Coil, Coil Pack Style, Socket, Square, Black, Cadillac, Chevy, GMC, Hummer, Each

Part Number: DFP-GN10298

2.0 out of 5 stars ( 1 )

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Sensor, MAP, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Hummer, Isuzu, Saab, Saturn, Each

Part Number: DFP-PS10000

5.0 out of 5 stars ( 1 )

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Oxygen Sensor, 4-wire, Thread-in, 0-1 V, Buick, Cadillac, Chevy, GMC, Pontiac, Hummer, Isuzu, Saab, Each

Part Number: DFP-ES20094

Not Yet Reviewed

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

Part Number: DFP-ES20008

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Estimated Ship Date: Sep 30, 2025 if ordered today

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Starter, Ultra-Duty, Mini, Standard Rotation, Cadillac, Chevy, GMC, Pontiac, Hummer, Each

Part Number: QTM-115177

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Spark Plug Wire, Spiral Core, 7mm, Black, Stock Boots, Cadillac, Chevy, GMC, Hummer, Set

Part Number: DFP-XS10389

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 2, 2025 if ordered today

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Spark Plug Wire, Spiral Core, 7mm, Black, Stock Boots, Cadillac, Chevy, GMC, Hummer, Set

Part Number: DFP-XS10388

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 30, 2025 if ordered today

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

Part Number: DFP-ES20134

Not Yet Reviewed

Estimated Ship Date: Sep 30, 2025 if ordered today

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Vehicle Speed Sensor

Part Number: DFP-SS10309

Not Yet Reviewed

Estimated Ship Date: Sep 30, 2025 if ordered today

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ABS Sensor

Part Number: DFP-SS20866

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Estimated Ship Date: Oct 2, 2025 if ordered today

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Vehicle Speed Sensor, Stock Replacement, Buick, Chevy, Oldsmobile, GMC, Each

Part Number: DFP-SS11804

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Estimated Ship Date: Oct 1, 2025 if ordered today

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