2003 CHEVROLET BLAZER Ignitions & Electrical

ACDelco GM Genuine Parts Knock Sensors 19434673

Knock Sensor, GM OE, Cadillac, Chevy, GMC, Oldsmobile, Saturn, Each

Part Number: ADO-213-924

Not Yet Reviewed

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Four Seasons Coolant Temperature Sensors 36403

Coolant Temperature Sensor, Brass, for use on Acura®, for use on Honda®, Buick, Cadillac, Chevy, Isuzu, Each

Part Number: FSS-36403

Not Yet Reviewed

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ACDelco Wiring Connectors 88862215

CONNECTOR,INLINE-TO COR LP

Part Number: ADO-PT2296

Not Yet Reviewed

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ACDelco Replacement Relays 19118886

Relays, ACDelco Replacement Relays, 12 Volt, 5 Terminals, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Olds, Pontiac, Saab, Saturn, Each

Part Number: ADO-19118886

Not Yet Reviewed

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ACDelco GM Genuine Parts Brake Fluid Level Sensors 18012741

Brake Fluid Level Sensor, Each

Part Number: ADO-18012741

Not Yet Reviewed

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PerTronix Flame-Thrower Plug and Play Billet Distributors with Ignitor II® Module D107801

PerTronix Flame-Thrower Plug and Play Billet Distributors with Ignitor II® Module D107801

Distributor, Plug and Play, Hall Effect Pickup, Mechanical Advance, Red Cap, Buick, Chevy, 3.3, 3.8, 4.3L, Each

Part Number: PNX-D107801

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

Delphi Oxygen Sensors ES20319

Oxygen Sensor, 4-wire, Thread-in, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: DFP-ES20319

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

Delphi Vehicle Speed Sensors SS11804

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

Part Number: DFP-SS11804

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

Dorman 4WD Engagement Switches 901-060

4WD Engage Switch, Push button, Constant, Chevy, GMC, Oldsmobile, Each

Part Number: RNB-901-060

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

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Estimated Ship Date: May 19, 2026 if ordered today

Dorman Remanufactured Transfer Case Control Modules 599-100

Transfer Case Control Module, Chevy, GMC, Each

Part Number: RNB-599-100

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 19, 2026 if ordered today

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Estimated Ship Date: May 19, 2026 if ordered today

Dorman Wiring Connectors 645-596

Wiring Pigtails, Wiring Connectors, 4-pin, Female, 16-gauge, Black, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saab, Each

Part Number: RNB-645-596

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

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Estimated Ship Date: May 19, 2026 if ordered today

Granatelli Motor Sports Mass Airflow Sensors 350116-C

Mass Air Meter, Plastic, Black, Chevy, GMC, Pickup, SUV, Van, Cold Air Tuning, 4.3L

Part Number: GRN-350116-C

3.67 out of 5 stars ( 3 )

Estimated Ship Date: May 26, 2026 if ordered today

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Estimated Ship Date: May 26, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Granatelli Motor Sports Mass Airflow Sensors for 1994-1996 FLEETWOOD, IMPALA, ROADMASTER - 350114-C

4 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Standard Motor Turn Signal Switches DS-933

Switch - Misc.

Part Number: SMP-DS933

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Standard Motor T-Series Combination Switches DS933T

Switch - Misc

Part Number: SMP-DS933T

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Standard Motor Wiring Connectors S-1491

EM- Air Bag Sensor Cn

Part Number: SMP-S-1491

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Universal Air Conditioner Pressure Switches SW 2350C

HVAC Pressure Switch

Part Number: UAC-SW2350C

Not Yet Reviewed

Estimated Ship Date: May 12, 2026 if ordered today

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Estimated Ship Date: May 12, 2026 if ordered today

Holstein Parts Vehicle Speed Sensors 2VSS0042

Sensor, Vehicle Speed Sensor, Replacement, Each

Part Number: HLN-2VSS0042

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

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Estimated Ship Date: May 14, 2026 if ordered today

Holstein Wiring Connectors and Pigtails 2HAR0010

BLOWER MOTOR RESISTOR CONNECTOR

Part Number: HLN-2HAR0010

Not Yet Reviewed

Estimated Ship Date: May 12, 2026 if ordered today

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Estimated Ship Date: May 12, 2026 if ordered today

Spectra Premium Ignition Coils C-594

IGNITION COIL

Part Number: SGT-C594

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Tuff Stuff Performance High-Amp Output Alternators for 2001-2005 BLAZER, 2001-2004 S10 - 8283NAP1

Alternators, High-Amp Output, GM CS130D, 12 V, 125 amps, Polished, Serpentine Pulley, Chevrolet, 4.3L, Each

Part Number: TFF-8283NAP1

Not Yet Reviewed

Estimated Ship Date: Jul 24, 2026 if ordered today

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Estimated Ship Date: Jul 24, 2026 if ordered today

Dorman Wiring Connectors 645-599

Wiring Pigtails, Wiring Connectors, Buick, Cadillac, Chevy, GMC, Hummer, Oldsmobile, Pontiac, Saab, Saturn, Each

Part Number: RNB-645-599

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

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Estimated Ship Date: May 19, 2026 if ordered today

Dorman Wiring Connectors 645-509

Wiring Pigtails, Wiring Connectors, HVAC Blower Motor Resistor Connector, Female, Chevy, GMC, Oldsmobile, Each

Part Number: RNB-645-509

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

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Estimated Ship Date: May 19, 2026 if ordered today

Universal Air Conditioner Inc. Electrical Switches SW 1061C

A/CClutchCycleSwitch

Part Number: UAC-SW1061C

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

Delphi XS Ignition Wire Sets XS10242

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

Part Number: DFP-XS10242

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

Standard Motor Wiring Connectors S-1658

EM- Air Bag Harness Cn

Part Number: SMP-S-1658

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today