2003 CADILLAC Electrical Wiring Ignitions & Electrical

Dorman Headlight Switches 901-142

Headlight Switch, OEM Replacement, Chevy, GMC, Each

Part Number: RNB-901-142

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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ATP Automatic Transmission Wiring Harnesses CE-9

Automatic Transmission Wiring Harnesses, Replacement, Avanti, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saab, Each

Part Number: ATP-CE-9

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

Dorman Turn Signal Switches 2330856

Turn Signal Switches, Multi-function, With Cruise Control, Labeled, Wiring Included, Plastic, GM, Each

Part Number: RNB-2330856

Not Yet Reviewed

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Standard Motor Power Window Switches DWS-220

Power Window Switch, OEM, Stock Activation, Plastic, Cadillac, Chevy, GMC, Each

Part Number: SMP-DWS-220

4.67 out of 5 stars ( 12 )

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35 amps ACDelco Replacement Relay 13503103

Relay, Replacement, 12 V, 35 amps, 5 Male Spade Terminals, Buick, Cadillac, Chevy, GMC, Hummer, Pontiac, Each

Part Number: ADO-15-81106

5.0 out of 5 stars ( 1 )

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Standard Motor Wiring Connectors S-553

Wiring Pigtails, 2-pin, Male, Black, for use on Acura®, for use on Honda®, for Nissan, Buick, Cadillac, Chevy, Chrysler, Isuzu, Jeep, Toyota, Each

Part Number: SMP-S553

5.0 out of 5 stars ( 1 )

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ACDelco Replacement Diodes 12135037

Diode Assemblies, Replacement, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saturn, Suzuki, Each

Part Number: ADO-12135037

Not Yet Reviewed

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ACDelco Wiring Connectors 88987997

Wiring Pigtails, Replacement, Female Wire Connector Type, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saab, Saturn, Each

Part Number: ADO-PT1799

5.0 out of 5 stars ( 1 )

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ACDelco Wiring Harnesses 19257603

Wiring Harness, Vapor Canister Vent Solenoid Harness, Use with 20907779 in place of 20948082, Cadillac, Chevy, GMC, Hummer, Isuzu, Suzuki, Each

Part Number: ADO-19257603

Not Yet Reviewed

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ACDelco GM Genuine Parts HVAC Blower Motor Resistors 22807122

Blower Motor Resistor, GM OE HVAC, Cadillac, Chevy, GMC, Each

Part Number: ADO-22807122

5.0 out of 5 stars ( 1 )

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40 amps ACDelco Replacement Relay 19106615

Relay, Replacement, 12 V, 30 amps, 4 Male Terminals, Buick, Cadillac, Chevy, Daewoo, Dodge, Pontiac, Saturn

Part Number: ADO-D1741C

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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20 amps Standard Motor Relay RY-612

Relay, 12 V, 20 amps, Spade Terminal, Each

Part Number: SMP-RY612

Not Yet Reviewed

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Diode Dynamics LED Flasher Relays DD4013

LM487 LED Turn Signal Flasher

Part Number: DOD-DD4013

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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ACDelco Replacement Switches 15143597

Electrical Switches, ACDelco Replacement Switches, Fog Lamp and Cargo Lamp Switch, Cadillac, Chevy, GMC, Each

Part Number: ADO-D7096C

5.0 out of 5 stars ( 1 )

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Standard Motor Wiring Connectors S-551

Wiring Pigtails, 4-pin, Male, Black, for use on Acura®, for use on Honda®, Buick, Cadillac, Chevy, Chrysler, GMC, Isuzu, Jeep, Pontiac, Toyota, Each

Part Number: SMP-S551

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Standard Motor Wiring Connectors HP4240

Wiring Connector and Pigtail, 3-pin, Black, Male, 10 in. Length, for use on Acura®, for use on Honda®, for Hyundai, Buick, Chevy, Chrysler, GMC, Each

Part Number: SMP-HP4240

Not Yet Reviewed

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Standard Motor Blower Motor Resistors RU-631

Resistor, Blower Motor, Buick, Cadillac, Chevy, GMC, Oldsmobile, Each

Part Number: SMP-RU631

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Standard Motor Wiring Connectors HP3850

Wiring Pigtails, 1-pin, Female, Black, for use on Acura®, for use on Honda®, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Olds, Pontiac, Saturn, Each

Part Number: SMP-HP3850

Not Yet Reviewed

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ACDelco Wiring Connectors 13584094

Wiring Connectors and Pigtails, ACDelco Wiring Connectors, Pigtail Connector, 6 Wires, Multi-Purpose Connector, Each

Part Number: ADO-PT2712

Not Yet Reviewed

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ACDelco Replacement Wiring Harness Connectors 12101857

Wiring Harness Connector, Replacement, OEM Type, Female, 2-pin, White, Each

Part Number: ADO-PT249

Not Yet Reviewed

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35 amps ACDelco Replacement Relay 13503102

Relays, Replacement, 12 V, 35 amps, 4 Blade Terminals, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saab, Saturn, Each

Part Number: ADO-13503102

Not Yet Reviewed

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Standard Motor Wiring Connectors S-697

Wiring Pigtails, 2-pin, Female, Black, for use on Acura®, for Infiniti, for Kia, for Nissan, BMW, Chevy, Chrysler, Ford, GMC, Subaru, Toyota, Each

Part Number: SMP-S697

5.0 out of 5 stars ( 1 )

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ACDelco Replacement Wiring Harness Connectors 88862223

Wiring Harness Connector, Replacement, Multipurpose, OEM, Female, 2-pin, Black, Each

Part Number: ADO-PT2304

Not Yet Reviewed

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Dorman Power Window Switches 920-022

Door Window Switch, Master Window Switch Assembly - 8 Button

Part Number: RNB-920-022

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 Connectors S-550

Wiring Pigtails, 1-pin, Female, Gray, for use on Acura®, for use on Honda®, AM General, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac, Each

Part Number: SMP-S550

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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