2003 CADILLAC Ignitions & Electrical

Dorman Replacement Electrical Switches 901-202

Power Seat Switch - Left Side 8 Way

Part Number: RNB-901-202

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Holstein Parts Blower Motor Resistors 2BMR0098

Blower Motor Resistor, Replacement, Chevrolet, GMC, Each

Part Number: HLN-2BMR0098

Not Yet Reviewed

Estimated Ship Date: Apr 29, 2026 if ordered today

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Estimated Ship Date: Apr 29, 2026 if ordered today

Taylor ThunderVolt 8.2mm Spark Plug Wire Sets 82205

Spark Plug Wires, ThunderVolt, Spiro-Wound, 8.2mm, Red, Straight Boots, Cadillac/Chevy, GMC, 4.8/5.3/6.0L, Set

Part Number: TAY-82205

5.0 out of 5 stars ( 4 )

Estimated Ship Date: May 1, 2026 if ordered today

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Estimated Ship Date: May 1, 2026 if ordered today

Taylor ThunderVolt 8.2mm Spark Plug Wire Sets 82605

Spark Plug Wires, ThunderVolt, Spiro-Wound, 8.2mm, Blue, Straight Boots, Cadillac/Chevy, GMC, 4.8/5.3/6.0L, Set

Part Number: TAY-82605

5.0 out of 5 stars ( 4 )

Estimated Ship Date: May 1, 2026 if ordered today

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Estimated Ship Date: May 1, 2026 if ordered today

Moroso Ultra 40 Unsleeved Custom-Fit Wire Sets 73705

Spark Plug Wires, Ultra 40, Spiral Core, 8.65mm, Black, 180 Degree Boots, Chevy, Pontiac, 5.7L, 6.2L, Set

Part Number: MOR-73705

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Moroso Ultra 40 Unsleeved Custom-Fit Wire Sets 73680

Spark Plug Wires, Ultra 40, Spiral Core, 8.65mm, Red, 180 Degree Boots, Chevy, Pontiac, 5.7L, Set

Part Number: MOR-73680

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Standard Motor ABS Wheel Speed Sensor Wiring Harnesses ALH261

Wiring Harness, ABS Wheel Speed Sensor Wiring Harness, Replacement, Standard Length, Buick, Cadillac, Oldsmobile, Pontiac, Each

Part Number: SMP-ALH261

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Taylor Spiro-Pro Spark Plug Wire Sets 72005

Spark Plug Wires, Spiro-Pro, 8mm, Black, Straight Boots, Cadillac, Chevy, GMC, 4.8/5.3/6.0L, V8, Set

Part Number: TAY-72005

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

ACCEL ProConnect Spark Plug Wire Sets 118064

Spark Plug Wire Sets, ProConnect, Assembled, Spiral Core, Coil Pack, Straight Plug Boots, Black, Buick, Cadillac, Chevrolet, GMC, Small Block LS, Set

Part Number: ACC-118064

Not Yet Reviewed

Estimated Ship Date: Apr 28, 2026 if ordered today

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Estimated Ship Date: Apr 28, 2026 if ordered today

ACCEL ProConnect Spark Plug Wire Sets 118063

Spark Plug Wire Sets, ProConnect, Assembled, Spiral Core, Coil Pack, Straight Plug Boots, Black, Cadillac, Chevrolet, GMC, Hummer, Small Block LS, Set

Part Number: ACC-118063

Not Yet Reviewed

Estimated Ship Date: Apr 28, 2026 if ordered today

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Estimated Ship Date: Apr 28, 2026 if ordered today

Standard Motor Spark Plug Wire Sets 7874

Spark Plug Wire Sets, OE Replacement, Silicone, 7mm, Cadillac, Chevrolet, GMC, LS, V8, Square Coil, Set

Part Number: SMP-7874

Not Yet Reviewed

Estimated Ship Date: Today

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Dorman ABS Speed Sensors 970-309

ABS Speed Sensor, Each

Part Number: RNB-970-309

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Denso Oxygen Sensors 234-4286

Oxygen Sensor, OE Style, Heated, Thread-In Mounting, Cadillac, Chevrolet, GMC, Pontiac, Saturn, Each

Part Number: DNP-234-4286

Not Yet Reviewed

Estimated Ship Date: May 7, 2026 if ordered today

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Estimated Ship Date: May 7, 2026 if ordered today

Dorman Blower Motor Resistors 973-508

Blower Motor Resistor, Includes Resistor Pigtail, Each

Part Number: RNB-973-508

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Dorman Wiring Connectors 84756

7-Wire GM Neutral Safety Switch Harness

Part Number: RNB-84756

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Holstein Oil Pressure Sensors 2OPS0058

OIL PRESSURE SWITCH

Part Number: HLN-2OPS0058

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Mishimoto Ignition Coils MMIG-LSSQ-99

Ignition Coil, Stock Replacement, Black, Epoxy, Phenolic Resin Shell, Cadillac. Chevy, GMC, Hummer, Each

Part Number: MIO-MMIG-LSSQ-99

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Denso Ignition Wire Sets 671-8062

Spark Plug Wires, Stock, OE Replacement, Black, Silicone, 7.00mm, Set

Part Number: DNP-671-8062

Not Yet Reviewed

Estimated Ship Date: May 7, 2026 if ordered today

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Estimated Ship Date: May 7, 2026 if ordered today

Standard Motor Wiring Pigtails S-1271

EM- Cruise Module Cn

Part Number: SMP-S-1271

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Holstein Parts Blower Motor Resistors 2BMR0087

Blower Motor Resistor, Replacement, Buick, Chevrolet, Pontiac, Each

Part Number: HLN-2BMR0087

Not Yet Reviewed

Estimated Ship Date: Apr 28, 2026 if ordered today

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Estimated Ship Date: Apr 28, 2026 if ordered today

Dorman Blower Motor Resistors 973-009

Blower Motor Resistor, Cadillac, Chevy, GMC, Each

Part Number: RNB-973-009

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Standard Motor Wiring Pigtails S-1184

EM- A/C Heater Sw Cn

Part Number: SMP-S-1184

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Standard Motor Wiring Pigtails S-1340

EM- Auto Lvl Cmpr Mtr Cn

Part Number: SMP-S-1340

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Standard Motor Products Automatic Headlight Sensors EFL172

Ambient Light Sensor

Part Number: SMP-EFL172

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Standard Motor Wiring Pigtails S-1217

EM- Junction Block Cn

Part Number: SMP-S-1217

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today