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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.

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New OEM Rear Window Wiper Motor GM Original Equipment 45885 GMC Acadia 25864152-1
$67.99 - $67.99
$67.99
$67.99 - $67.99
$67.99

New OEM Rear Window Wiper Motor GM Original Equipment 45885 GMC Acadia 25864152

in stock

Rear Window Wiper Motor Description: Rear Window Wiper Motor Part Number: 25864152, 25800777 Condition: New OEM, Generic Packaging Oth...

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SKU: 1870048

$67.99 - $67.99
$67.99
$67.99 - $67.99
$67.99
OEM GM Hi Power Starter Relays 3-Pack 4 Blade 2018-19 Equinox Terrain 13455281-1
$17.25 - $17.25
$17.25
$17.25 - $17.25
$17.25

OEM GM Hi Power Starter Relays 3-Pack 4 Blade 2018-19 Equinox Terrain 13455281

in stock

Hi Power Starter Relays, 3-Pack, 4 Blade Terminal Description: Hi Power Starter Relays, 3-Pack, 4 Blade Terminal Part Number: 13455281, 3 PACK ...

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SKU: 2000223

$17.25 - $17.25
$17.25
$17.25 - $17.25
$17.25
New OEM GM Park Assist Disable Switch 2016-18 Cadillac CT6 84132276-1
$73.25 - $73.25
$73.25
$73.25 - $73.25
$73.25

New OEM GM Park Assist Disable Switch 2016-18 Cadillac CT6 84132276

in stock

Park Assist Disable Switch Description: Park Assist Disable Switch Part Number: 84132276, 84159991 Condition: New OEM, Generic Packaging...

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SKU: 1920027

$73.25 - $73.25
$73.25
$73.25 - $73.25
$73.25
Front View Camera 2014-15 Cadillac ATS 2014 CTS Sedan 2014-17 XTS 23171756-1
$183.14 - $183.14
$183.14
$183.14 - $183.14
$183.14

Front View Camera 2014-15 Cadillac ATS 2014 CTS Sedan 2014-17 XTS 23171756

in stock

Front View Camera, Without Collision Warning Option Description: Front View Camera, Without Collision Warning Option Part Number: 23356778...

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SKU: 1320009

$183.14 - $183.14
$183.14
$183.14 - $183.14
$183.14
Cupholder Assembly Ebony Lineate w/Mat 2018 Cadillac XTS-1
$97.67 - $97.67
$97.67
$97.67 - $97.67
$97.67

Cupholder Assembly Ebony Lineate w/Mat 2018 Cadillac XTS

Only 1 left!

Cupholder Assembly, Ebony Lineate, With Mat Description: Cupholder Assembly, Ebony Lineate, With Mat Part Number: 2018 XTS EBONY LINEATE ...

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SKU: 1900052

$97.67 - $97.67
$97.67
$97.67 - $97.67
$97.67
OEM Turbo Cooler Feed Fittings 2016-18 CT6 3.0L Cruze 1.4L Malibu 1.5L 12676405-1
$12.20 - $12.20
$12.20
$12.20 - $12.20
$12.20

OEM Turbo Cooler Feed Fittings 2016-18 CT6 3.0L Cruze 1.4L Malibu 1.5L 12676405

in stock

Turbo Cooler Feed Fittings Description: Turbo Cooler Feed Fittings Part Number: 12676405 Condition: New OEM, Generic Packaging Other I...

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SKU: 1920040

$12.20 - $12.20
$12.20
$12.20 - $12.20
$12.20
Rear Armrest Cover Left Black/Med Titanium Stitch 2014-19 Cadillac CTS 84110634-1
$99.83 - $99.83
$99.83
$99.83 - $99.83
$99.83

Rear Armrest Cover Left Black/Med Titanium Stitch 2014-19 Cadillac CTS 84110634

Only 3 left!

Rear Armrest Cover, Left Hand (Driver's Side), Black/Med Titanium Stitch (H2U,4AA) Description: Rear Armrest Cover, Left Hand (Driver's Side...

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SKU: 2021007

$99.83 - $99.83
$99.83
$99.83 - $99.83
$99.83
Console Illumination Lamp Blue Ice Light LH Rear 2010-13 Buick LaCrosse 9018792-1
$18.30 - $18.30
$18.30
$18.30 - $18.30
$18.30

Console Illumination Lamp Blue Ice Light LH Rear 2010-13 Buick LaCrosse 9018792

in stock

Left Hand Rear, Console Illumination Lamp, Blue, Blue Ice Light, 8.5" Tip To Tip, Curved Description: Left Hand Rear, Console Illumination L...

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SKU: 1210364

$18.30 - $18.30
$18.30
$18.30 - $18.30
$18.30
OEM Door Lock Switch Lock RH Black 2015-17 Escalade 14-17 XTS 14-16 SS 23122516-1
$18.30 - $18.30
$18.30
$18.30 - $18.30
$18.30

OEM Door Lock Switch Lock RH Black 2015-17 Escalade 14-17 XTS 14-16 SS 23122516

in stock

Door Lock Switch, Right Hand Front, Black Description: Door Lock Switch, Right Hand Front, Black Part Number: 23122516 Condition: New OE...

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SKU: 1700307

$18.30 - $18.30
$18.30
$18.30 - $18.30
$18.30
Antenna Cover Evolution Blue Metallic 2009-13 Cadillac CTS Sedan 20919306-1
$24.39 - $24.39
$24.39
$24.39 - $24.39
$24.39

Antenna Cover Evolution Blue Metallic 2009-13 Cadillac CTS Sedan 20919306

in stock

Evolution Blue Metallic Painted Antenna Cover (Cover Only, Base Not Included) Description: Evolution Blue Metallic Painted Antenna Cover (Co...

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SKU: 1220299

$24.39 - $24.39
$24.39
$24.39 - $24.39
$24.39
Window Outer Belt Reveal Molding Front Right 2006-11 Buick Lucerne 15913530-1
$46.41 - $46.41
$46.41
$46.41 - $46.41
$46.41

Window Outer Belt Reveal Molding Front Right 2006-11 Buick Lucerne 15913530

Only 3 left!

Chrome Outer Belt Reveal Molding Description: Chrome Outer Belt Reveal Molding Part Number: 15913530 Condition: New OEM, Generic Packagi...

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SKU: 1010956

$46.41 - $46.41
$46.41
$46.41 - $46.41
$46.41
New OEM GM Seat Heat Switch RH 2015-19 Suburban Yukon Tahoe 22905837-1
$36.62 - $36.62
$36.62
$36.62 - $36.62
$36.62

New OEM GM Seat Heat Switch RH 2015-19 Suburban Yukon Tahoe 22905837

Only 4 left!

Seat Heat Switch, Right Hand (Passenger's Side) Description: Seat Heat Switch, Right Hand (Passenger's Side) Part Number: 22905837 Condi...

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SKU: 1930286

$36.62 - $36.62
$36.62
$36.62 - $36.62
$36.62
New OEM GM Relay 3-Pack ECU/ECM/PCM 5-Terminal Relay 13468935 13306942-1
$17.25 - $17.25
$17.25
$17.25 - $17.25
$17.25

New OEM GM Relay 3-Pack ECU/ECM/PCM 5-Terminal Relay 13468935 13306942

Only 3 left!

ECM/ECU/PCM Relay, 3-Pack, 5 Blade Terminal Description: ECM/ECU/PCM Relay, 3-Pack, 5 Blade Terminal Part Number: 13468935, 13306942, 3 PA...

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SKU: 2000220

$17.25 - $17.25
$17.25
$17.25 - $17.25
$17.25
Engine Block Heater Coolant Cord 45819 Cadillac DTS Buick Lucerne 4.6L 15893967-1
$73.25 - $73.25
$73.25
$73.25 - $73.25
$73.25

Engine Block Heater Coolant Cord 45819 Cadillac DTS Buick Lucerne 4.6L 15893967

in stock

Engine Block Heater Cord Description: Engine Block Heater Cord Part Number: 15893967 Condition: New OEM, Generic Packaging Other Info:...

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SKU: 1010950

$73.25 - $73.25
$73.25
$73.25 - $73.25
$73.25
Jack Storage Cover 2008-09 Hummer H2 SUV 25782245-1
$27.44 - $27.44
$27.44
$27.44 - $27.44
$27.44

Jack Storage Cover 2008-09 Hummer H2 SUV 25782245

Only 2 left!

Jack Storage Cover Trim Panel Description: Jack Storage Cover Trim Panel Part Number: 25782245 Condition: Original Equipment, 0 Miles, N...

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SKU: 1000327

$27.44 - $27.44
$27.44
$27.44 - $27.44
$27.44
Lower Control Arm Rear With Front Wheel Drive 2019-24 Cadillac XT4 84496960-1
$48.35 - $48.35
$48.35
$48.35 - $48.35
$48.35

Lower Control Arm Rear With Front Wheel Drive 2019-24 Cadillac XT4 84496960

in stock

Lower Control Arm, Rear (Fits Either Side) Description: Lower Control Arm, Rear (Fits Either Side) Part Number: 84496960 Condition: Removed F...

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SKU: 2000160

$48.35 - $48.35
$48.35
$48.35 - $48.35
$48.35
Window Switch Plate Jet Black Front RH 2014-18 Cadillac CTS Sedan 22863756-1
$48.83 - $48.83
$48.83
$48.83 - $48.83
$48.83

Window Switch Plate Jet Black Front RH 2014-18 Cadillac CTS Sedan 22863756

Only 2 left!

Window Switch Plate - Jet Black, Front Right Hand (Passenger's Side), With Light Description: Window Switch Plate - Jet Black, Front Right H...

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SKU: 1890208

$48.83 - $48.83
$48.83
$48.83 - $48.83
$48.83
Low Profile Cartridge Fuse 5-Pack 25 Amp SBFC-LPJ Type Slow Blow White PEC 3472-1
$11.54 - $11.54
$11.54
$11.54 - $11.54
$11.54

Low Profile Cartridge Fuse 5-Pack 25 Amp SBFC-LPJ Type Slow Blow White PEC 3472

in stock

SBFC-LPJ Type, 25 Amp, Low-Profile Cartridge Fuse 5-Pack, Slow Blow, White Description: SBFC-LPJ Type, 25 Amp, Low-Profile Cartridge Fuse 5-...

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SKU: 1670412

$11.54 - $11.54
$11.54
$11.54 - $11.54
$11.54
New OEM GM Heater Control Module 2017-18 Chevy Cruze 84295133-1
$72.55 - $72.55
$72.55
$72.55 - $72.55
$72.55

New OEM GM Heater Control Module 2017-18 Chevy Cruze 84295133

in stock

Automatic Heater/AC Control Module Description: Automatic Heater/AC Control Module Part Number: 84295133 Condition: New OEM, Generic Packagin...

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SKU: 1980050

$72.55 - $72.55
$72.55
$72.55 - $72.55
$72.55
New OEM GM LED Interior Courtesy Lamp Silverado Sierra Acadia Escalade 13582994-1
$10.49 - $10.49
$10.49
$10.49 - $10.49
$10.49

New OEM GM LED Interior Courtesy Lamp Silverado Sierra Acadia Escalade 13582994

in stock

LH/RH LED Courtesy Lamp Description: Left or Right LED Courtesy Lamp Part Number: 13582994 Condition: New OEM, Removed From Factory Excess T...

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SKU: 1320329

$10.49 - $10.49
$10.49
$10.49 - $10.49
$10.49
New OEM GM Relay ECU/ECM/PCM 5-Terminal Relay 13468935 13306942-1
$12.54 - $12.54
$12.54
$12.54 - $12.54
$12.54

New OEM GM Relay ECU/ECM/PCM 5-Terminal Relay 13468935 13306942

in stock

ECM/ECU/PCM Relay, Single, 5 Blade Terminal Description: ECM/ECU/PCM Relay, Single, 5 Blade Terminal Part Number: 13468935, 13306942 Con...

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SKU: 2000219

$12.54 - $12.54
$12.54
$12.54 - $12.54
$12.54
New OEM GM Park Assist Control Module 2017-19 Cadillac CTS 84172654-1
$47.64 - $47.64
$47.64
$47.64 - $47.64
$47.64

New OEM GM Park Assist Control Module 2017-19 Cadillac CTS 84172654

in stock

Park Assist Control Module, Fits 2017-2019 Cadillac CTS (Except 6.2L, Without Front Park Assist Description: Park Assist Control Module, Fit...

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SKU: 2020276

$47.64 - $47.64
$47.64
$47.64 - $47.64
$47.64
Serpentine Drive Alternator Belt 16-18 Chevy Cruze 16-22 Spark 1.4L 5PK 12653580-1
$16.64 - $16.64
$16.64
$16.64 - $16.64
$16.64

Serpentine Drive Alternator Belt 16-18 Chevy Cruze 16-22 Spark 1.4L 5PK 12653580

in stock

Water Pump-V Ribbed Serpentine Belt, 5PK 1650 Description: Water Pump-V Ribbed Serpentine Belt, 5PK 1650 Part Number: 12653580 Condition: New...

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SKU: 1980004

$16.64 - $16.64
$16.64
$16.64 - $16.64
$16.64
New OEM GM Multi-Function Switch without Bezel 2013 Cadillac ATS 22904289-1
$35.99 - $35.99
$35.99
$35.99 - $35.99
$35.99

New OEM GM Multi-Function Switch without Bezel 2013 Cadillac ATS 22904289

in stock

Multi Function Switch, No Bezel Description: Multi Function Switch, No Bezel Part Number: 22904289 Condition: New OEM, Generic Packaging...

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SKU: 1220274

$35.99 - $35.99
$35.99
$35.99 - $35.99
$35.99

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