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Welcome to Source One Auto Parts!

Welcome to Source One Auto Parts!

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Welcome to Source One Auto Parts — your destination for genuine New OEM and factory-original auto parts at competitive prices. Browse our complete inventory of over 250 parts for GM, Toyota, Subaru, Ford, Hyundai, Honda, Kia, Chrysler, and more.

Every part we sell is sourced directly from manufacturer surplus — the same components installed at the factory, in new and uninstalled condition. We do not sell aftermarket or counterfeit parts. What you see is what we have in stock, ready to ship.

Use the filters and search to find parts by category, brand, or part number. If you have a fitment question, contact us at 269-343-3323 and we will verify compatibility directly from the part in hand.

Original price $199.99 - Original price $199.99
Original price
$199.99
$199.99 - $199.99
Current price $199.99

Glow Plug Controller Control Module 2010-12 Duramax LGH LML 6.6L 12652113

in stock

Glow Plug Controller Module Description: Glow Plug Controller Module Part Number: 12652111, 12652113 Condition: New OEM, Generic Packaging ...

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SKU: 1200000

Original price $199.99 - Original price $199.99
Original price
$199.99
$199.99 - $199.99
Current price $199.99
Original price $122.09 - Original price $122.09
Original price
$122.09
$122.09 - $122.09
Current price $122.09

ACDelco GM Original Equipment Engine Control Module Assembly E80 ECM 12669908

in stock

E80 Type Engine Control Module (ECM) Description: E80 Type Engine Control Module (ECM) Part Number: 12669908, 12700116, 12676841 Conditi...

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SKU: 1910000

Original price $122.09 - Original price $122.09
Original price
$122.09
$122.09 - $122.09
Current price $122.09
Original price $24.39 - Original price $24.39
Original price
$24.39
$24.39 - $24.39
Current price $24.39

Digital Antenna Cover Black Diamond Tri-Coat 815T 2009-13 Cadillac CTS 20957374

in stock

Black Diamond Tri-Coat Painted Digital Antenna Cover Description: Black Diamond Tri-Coat Painted Digital Antenna Cover Part Number: 209573...

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SKU: 1220015

Original price $24.39 - Original price $24.39
Original price
$24.39
$24.39 - $24.39
Current price $24.39
Original price $30.51 - Original price $30.51
Original price
$30.51
$30.51 - $30.51
Current price $30.51

New OEM GM Headlamp Turn Signal Switch/Stalk 2014 CTS 2014-15 Impala 22894392

in stock

Headlamp & Turn Signal Switch/Stalk, With Front Fog Lamp Description: Headlamp & Turn Signal Switch/Stalk, With Front Fog Lamp Par...

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SKU: 1220315

Original price $30.51 - Original price $30.51
Original price
$30.51
$30.51 - $30.51
Current price $30.51
Original price $13.42 - Original price $13.42
Original price
$13.42
$13.42 - $13.42
Current price $13.42

ACDelco GM Original Equipment Brake Pedal Position Sensor 25888497

in stock

Brake Pedal (Stop Lamp Switch) Position Sensor Description: Brake Pedal (Stop Lamp Switch) Position Sensor Part Number: 25888497 Conditi...

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SKU: 1003627

Original price $13.42 - Original price $13.42
Original price
$13.42
$13.42 - $13.42
Current price $13.42
Original price $78.72 - Original price $78.72
Original price
$78.72
$78.72 - $78.72
Current price $78.72

Front Differential Case Ring Gear Bearings 1995-02 Saturn S-Series Auto 21007430

Only 2 left!

Front Differential Case Ring Gear & Bearings Description: Front Differential Case Ring Gear & Bearings Part Number: 21007430 Con...

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SKU: 1060143

Original price $78.72 - Original price $78.72
Original price
$78.72
$78.72 - $78.72
Current price $78.72
Original price $10.98 - Original price $10.98
Original price
$10.98
$10.98 - $10.98
Current price $10.98

OEM GM 4-Pin Relays 2-Pack High Power 4-Terminal Multi-Use Relays 13422668

Only 3 left!

OEM GM 4-Pin Relays (2 Pack), High Power 4-Terminal Multi-Use Description: OEM GM 4-Pin Relays (2 Pack), High Power 4-Terminal Multi-Use P...

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SKU: 1003480

Original price $10.98 - Original price $10.98
Original price
$10.98
$10.98 - $10.98
Current price $10.98
Original price $19.41 - Original price $19.41
Original price
$19.41
$19.41 - $19.41
Current price $19.41

Ignition & Start Switch Assembly 2016-18 Silverado Sierra Yukon Tahoe 84126104

in stock

Ignition/Start Switch Description: Ignition/Start Switch Part Number: 84126104 Condition: New OEM, Removed From 0 Mile, Never Installed,...

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SKU: 1840145

Original price $19.41 - Original price $19.41
Original price
$19.41
$19.41 - $19.41
Current price $19.41
Original price $170.93 - Original price $170.93
Original price
$170.93
$170.93 - $170.93
Current price $170.93

Fuel Pump Assembly w/Seal & Lock Ring 2016-17 Chevy Cruze 1.4L MT 13510675

in stock

Fuel Pump Assembly, With Seal & Lock Ring Description: Fuel Pump Assembly, With Seal & Lock Ring Part Number: 13510675, MU2254 C...

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SKU: 1750056

Original price $170.93 - Original price $170.93
Original price
$170.93
$170.93 - $170.93
Current price $170.93
Original price $47.49 - Original price $47.49
Original price
$47.49
$47.49 - $47.49
Current price $47.49

Door Molding Right Rear Bronze GGX 644R & Chrome 2006-11 Cadillac DTS 20981252

Only 1 left!

Right (Passenger's Side) Front Door Molding w/ Chrome Insert Description: Right (Passenger's Side) Front Door Molding w/ Chrome Insert Par...

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SKU: 1010443

Original price $47.49 - Original price $47.49
Original price
$47.49
$47.49 - $47.49
Current price $47.49
Original price $10.98 - Original price $10.98
Original price
$10.98
$10.98 - $10.98
Current price $10.98

Multi-Function 12V Relay 2-Pack Deco 13500118 120002967

in stock

2-Pack of 12 Volt, Multi-Function Relays Description: 2-Pack of 12 Volt, Multi-Function Relays Part Number: 120002967, 13500118, 120002967...

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SKU: 1670415

Original price $10.98 - Original price $10.98
Original price
$10.98
$10.98 - $10.98
Current price $10.98
Original price $73.25 - Original price $73.25
Original price
$73.25
$73.25 - $73.25
Current price $73.25

Body Side Molding Front RH Pepperdust 15-17 Silverado Sierra Reg Cab 22775435

in stock

Body Side Molding, Front Right Door, Painted Pepperdust Metallic (WA441B/GMU) Description: Body Side Molding, Front Right Door, Painted Pepp...

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SKU: 1810127

Original price $73.25 - Original price $73.25
Original price
$73.25
$73.25 - $73.25
Current price $73.25
Original price $22.94 - Original price $22.94
Original price
$22.94
$22.94 - $22.94
Current price $22.94

Theft Deterrent Module Buick Regal Verano Cadillac SRX Chevy Volt 13504287

in stock

Theft Deterrent Module Description: Theft Deterrent Module Part Number: 13504287 Condition: New OEM, Generic Packaging Other Info: ...

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SKU: 3020042

Original price $22.94 - Original price $22.94
Original price
$22.94
$22.94 - $22.94
Current price $22.94
Original price $12.20 - Original price $12.20
Original price
$12.20
$12.20 - $12.20
Current price $12.20

Two Prong Relay fits Hyundai 95240-23500

Only 1 left!

Two (2) Prong Relay Description: Two (2) Prong Relay Part Number: 95240-23500 Condition: New Factory Original Part, Generic Packaging ...

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SKU: 3010873

Original price $12.20 - Original price $12.20
Original price
$12.20
$12.20 - $12.20
Current price $12.20
Original price $17.49 - Original price $17.49
Original price
$17.49
$17.49 - $17.49
Current price $17.49

One New OEM GM Tire Pressure Sensor TPMS 315MHz XL7 13540601

in stock

One (1), 315Mhz Tire Pressure Sensors Description: One (1), 315Mhz Tire Pressure SensorsPart Number: 13540601 Condition: New OEM, Source One A...

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SKU: 4030040

Original price $17.49 - Original price $17.49
Original price
$17.49
$17.49 - $17.49
Current price $17.49
Original price $24.41 - Original price $24.41
Original price
$24.41
$24.41 - $24.41
Current price $24.41

OEM GM Overhead Console Reading Lamp Black 2014-17 Buick Regal 22985836

in stock

Overhead Console Reading Lamp - Black Description: Overhead Console Reading Lamp - Black Part Number: 22985836 Condition: New OEM, Gener...

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SKU: 1003646

Original price $24.41 - Original price $24.41
Original price
$24.41
$24.41 - $24.41
Current price $24.41
Original price $48.20 - Original price $48.20
Original price
$48.20
$48.20 - $48.20
Current price $48.20

OEM GM Transmission Stator Shaft 5 Speed Auto Trans 2004-07 Saturn Vue 24228249

Only 5 left!

Transmission Stator Shaft Description: Transmission Stator Shaft Part Number: 24228249 Condition: New OEM, Generic Packaging Other Inf...

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SKU: 1060140

Original price $48.20 - Original price $48.20
Original price
$48.20
$48.20 - $48.20
Current price $48.20
Original price $91.56 - Original price $91.56
Original price
$91.56
$91.56 - $91.56
Current price $91.56

Steering Column Control Module 2015-19 Cadillac ATS 2014-19 CTS 22935089

in stock

Steering Column Control Module (Controls Actuators/Motors) Description: Steering Column Control Module (Controls Actuators/Motors) Part Nu...

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SKU: 1620013

Original price $91.56 - Original price $91.56
Original price
$91.56
$91.56 - $91.56
Current price $91.56
Original price $11.09 - Original price $11.09
Original price
$11.09
$11.09 - $11.09
Current price $11.09

Front Shock Strut Dust Shield Boot 2015-20 Chevy Colorado GMC Canyon 22983304

in stock

Front Shock/Strut Dust Shield/Boot Description: Front Shock/Strut Dust Shield/Boot Part Number: 22983304, 22284638 Condition: New OEM, G...

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SKU: 1710061

Original price $11.09 - Original price $11.09
Original price
$11.09
$11.09 - $11.09
Current price $11.09
Original price $21.33 - Original price $21.33
Original price
$21.33
$21.33 - $21.33
Current price $21.33

New OEM GM Windshield Wiper Switch/Stalk 2013-18 Cadillac ATS 16-18 CTS 22894391

in stock

Windshield Wiper Switch/Stalk Description: Windshield Wiper Switch/Stalk Part Number: 22894391 Condition: Original Equipment, Removed Fr...

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SKU: 1220305

Original price $21.33 - Original price $21.33
Original price
$21.33
$21.33 - $21.33
Current price $21.33
Original price $158.09 - Original price $158.09
Original price
$158.09
$158.09 - $158.09
Current price $158.09

Side View Mirror RH White Diamond 2011-15 Cadillac CTS Coupe 25951752 25975527

Only 2 left!

Right Hand Side View Mirror, White Diamond Painted, Power Folding, Electric, Heated, and Memory, 11 Wire Harness Description: Right Hand Sid...

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SKU: 1220103

Original price $158.09 - Original price $158.09
Original price
$158.09
$158.09 - $158.09
Current price $158.09
Original price $24.41 - Original price $24.41
Original price
$24.41
$24.41 - $24.41
Current price $24.41

Brake Pedal Position Sensor Verano Cruze Equinox Spark Terrain G3 G5 13583976

in stock

Brake Pedal Position Sensor Description: Brake Pedal Position Sensor Part Number: 13583976 Condition: New OEM, Generic Packaging Other...

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SKU: 1690087

Original price $24.41 - Original price $24.41
Original price
$24.41
$24.41 - $24.41
Current price $24.41
Original price $48.83 - Original price $48.83
Original price
$48.83
$48.83 - $48.83
Current price $48.83

New OEM GM Front Seat Actuator Switch RH Black 2016-18 Cadillac CT6 84071969

in stock

Front Seat Actuator Switch, Right Hand (Passenger's Side), Jet Black Description: Front Seat Actuator Switch, Right Hand (Passenger's Side),...

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SKU: 1920023

Original price $48.83 - Original price $48.83
Original price
$48.83
$48.83 - $48.83
Current price $48.83
Original price $24.41 - Original price $24.41
Original price
$24.41
$24.41 - $24.41
Current price $24.41

New OEM GM Window Trim Applique LH Rear 2012-15 Chevy Cruze 95492676

in stock

Left Hand Rear Window Trim Applique Description: Left Hand Rear Window Trim Applique Part Number: 95492676 Condition: New OEM, Generic P...

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SKU: 1610246

Original price $24.41 - Original price $24.41
Original price
$24.41
$24.41 - $24.41
Current price $24.41

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