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Welcome to Source One Auto Parts!

Welcome to Source One Auto Parts!

General Motors

Shop our complete catalog of genuine General Motors OEM parts. Our GM inventory covers Chevrolet, Cadillac, Buick, GMC, and Saturn vehicles — airbags, control modules, HVAC components, body parts, drivetrain components, and more, all sourced from GM factory surplus.

General Motors vehicles are built with a wide range of platform-specific components. Our factory-original GM parts are the correct replacement for your specific vehicle — same connector, same calibration, same mechanical specification as the part installed at the factory.

Browse by category or search by GM part number to find exactly what you need. Contact us at 269-343-3323 for part identification and fitment assistance.

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Sunshade Sun Visor Jet Black Driver Side LH 2014-19 CTS Sedan 14-17 ATS 22980618-1
$113.56 - $113.56
$113.56
$113.56 - $113.56
$113.56

Sunshade Sun Visor Jet Black Driver Side LH 2014-19 CTS Sedan 14-17 ATS 22980618

in stock

Sunshade Sun Visor Jet Black, Jet Black, Left Hand (Driver's Side), No Text/Warning Label Description: Sunshade Sun Visor Jet Black, Jet Bla...

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SKU: 2020387

$113.56 - $113.56
$113.56
$113.56 - $113.56
$113.56
Sunshade Sun Visor Jet Black Passenger Side RH 2015-19 CTS 13-19 ATS 22980485-1
$44.39 - $44.39
$44.39
$44.39 - $44.39
$44.39

Sunshade Sun Visor Jet Black Passenger Side RH 2015-19 CTS 13-19 ATS 22980485

in stock

Sunshade Sun Visor Jet Black, Right Hand (Passenger's) Side, No Text/Warning Label Description: Sunshade Sun Visor Jet Black, Right Hand (Pa...

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SKU: 2020385

$44.39 - $44.39
$44.39
$44.39 - $44.39
$44.39
New OEM GM Cadillac CTS-V Spoiler Assembly Painted Satin Steel Gray G9K 23339457-1
$416.21 - $416.21
$416.21
$416.21 - $416.21
$416.21

New OEM GM Cadillac CTS-V Spoiler Assembly Painted Satin Steel Gray G9K 23339457

in stock

Rear Spoiler Assembly, Painted Satin Steel Gray Metallic 3 (G9K, WA464C) Description: Rear Spoiler Assembly, Painted Satin Steel Gray Metall...

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SKU: 2020355

$416.21 - $416.21
$416.21
$416.21 - $416.21
$416.21
New OEM GM Spoiler Assembly Painted Pull Me Over Red G7C Cadillac CTS-V 23339457-1
$416.21 - $416.21
$416.21
$416.21 - $416.21
$416.21

New OEM GM Spoiler Assembly Painted Pull Me Over Red G7C Cadillac CTS-V 23339457

in stock

Rear Spoiler Assembly, Painted Pull Me Over Red (G7C, WA130X) Description: Rear Spoiler Assembly, Painted Pull Me Over Red (G7C, WA130X) P...

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SKU: 2020354

$416.21 - $416.21
$416.21
$416.21 - $416.21
$416.21
Spoiler Assembly Painted Oconus Metallic GKK New OEM GM Cadillac CTS-V 23339457-1
$416.21 - $416.21
$416.21
$416.21 - $416.21
$416.21

Spoiler Assembly Painted Oconus Metallic GKK New OEM GM Cadillac CTS-V 23339457

in stock

Rear Spoiler Assembly, Painted Oconus Metallic (GKK, WA627D) Description: Rear Spoiler Assembly, Painted Oconus Metallic (GKK, WA627D) Par...

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SKU: 2020353

$416.21 - $416.21
$416.21
$416.21 - $416.21
$416.21
New OEM GM Spoiler Assembly Painted Black GBA Cadillac CTS-V 23339457-1
$416.21 - $416.21
$416.21
$416.21 - $416.21
$416.21

New OEM GM Spoiler Assembly Painted Black GBA Cadillac CTS-V 23339457

in stock

Rear Spoiler Assembly, Painted Black (GBA, WA8555) Description: Rear Spoiler Assembly, Painted Black (GBA, WA8555) Part Number: 23339457, ...

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SKU: 2020352

$416.21 - $416.21
$416.21
$416.21 - $416.21
$416.21
New OEM GM Bose Radio Speaker Rear 2014-19 Cadillac CTS Sedan 22737213-1
$30.20 - $30.20
$30.20
$30.20 - $30.20
$30.20

New OEM GM Bose Radio Speaker Rear 2014-19 Cadillac CTS Sedan 22737213

in stock

Bose Small Rear Door Radio Speaker (With 13 Speaker Audio Package), One Piece, Fits Either Side Description: Bose Small Rear Door Radio Spea...

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SKU: 2020350

$30.20 - $30.20
$30.20
$30.20 - $30.20
$30.20
New OEM GM Suspension Strut Spring Spacer 2016-19 ATS V CTS V 23325378-1
$19.94 - $19.94
$19.94
$19.94 - $19.94
$19.94

New OEM GM Suspension Strut Spring Spacer 2016-19 ATS V CTS V 23325378

in stock

Front/Rear Suspension Strut Spring Spacer Description: Front/Rear Suspension Strut Spring Spacer Part Number: 23325378 Condition: New OE...

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SKU: 2020349

$19.94 - $19.94
$19.94
$19.94 - $19.94
$19.94
Spoiler Assembly Painted Abalone White G1W New OEM GM Cadillac CTS-V 23339457-1
$416.21 - $416.21
$416.21
$416.21 - $416.21
$416.21

Spoiler Assembly Painted Abalone White G1W New OEM GM Cadillac CTS-V 23339457

in stock

Rear Spoiler Assembly, Painted Abalone White Pearl (G1W, WA140X) Description: Rear Spoiler Assembly, Painted Abalone White Pearl (G1W, WA140...

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SKU: 2020351

$416.21 - $416.21
$416.21
$416.21 - $416.21
$416.21
New OEM GM Rear Wheel Drive Shaft Left 2018-19 Cadillac ATS-V CTS-V 84372867-1
$272.15 - $272.15
$272.15
$272.15 - $272.15
$272.15

New OEM GM Rear Wheel Drive Shaft Left 2018-19 Cadillac ATS-V CTS-V 84372867

in stock

Rear Wheel Drive Shaft Assembly, Left Hand (Driver's Side) Description: Rear Wheel Drive Shaft Assembly, Left Hand (Driver's Side) Part Nu...

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SKU: 2020345

$272.15 - $272.15
$272.15
$272.15 - $272.15
$272.15
New OEM Rear Wheel Drive Shaft Assembly LH 2018-19 Cadillac CTS Vsport 84309446-1
$211.59 - $211.59
$211.59
$211.59 - $211.59
$211.59

New OEM Rear Wheel Drive Shaft Assembly LH 2018-19 Cadillac CTS Vsport 84309446

in stock

Rear Wheel Drive Shaft Assembly, Right Hand (Passenger's Side) Description: Rear Wheel Drive Shaft Assembly, Right Hand (Passenger's Side) ...

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SKU: 2020344

$211.59 - $211.59
$211.59
$211.59 - $211.59
$211.59
Rear Stabilizer Shaft Assembly 2013-18 ATS 2014-19 CTS With AWD FE3 20755791-1
$77.66 - $77.66
$77.66
$77.66 - $77.66
$77.66

Rear Stabilizer Shaft Assembly 2013-18 ATS 2014-19 CTS With AWD FE3 20755791

in stock

Rear Stabilizer Shaft Description: Rear Stabilizer Shaft Part Number: 23306759, AFD Condition: New OEM, Generic Packaging Other Info: ...

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SKU: 2020341

$77.66 - $77.66
$77.66
$77.66 - $77.66
$77.66
Rear Stabilizer Shaft Assembly 2013-18 ATS 2014-19 CTS With RWD FE2 22860851-1
$77.66 - $77.66
$77.66
$77.66 - $77.66
$77.66

Rear Stabilizer Shaft Assembly 2013-18 ATS 2014-19 CTS With RWD FE2 22860851

Only 4 left!

Rear Stabilizer Shaft Description: Rear Stabilizer Shaft Part Number: 23122142, ADC Condition: New OEM, Generic Packaging Other Info: ...

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SKU: 2020340

$77.66 - $77.66
$77.66
$77.66 - $77.66
$77.66
Rear Stabilizer Shaft Assembly 2016-19 Cadillac ATS V Sport Accessory 20907867-1
$166.46 - $166.46
$166.46
$166.46 - $166.46
$166.46

Rear Stabilizer Shaft Assembly 2016-19 Cadillac ATS V Sport Accessory 20907867

in stock

V Sport Performance Upgrade Rear Stabilizer Shaft Description: V Sport Performance Upgrade Rear Stabilizer Shaft Part Number: 20907867, AA...

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SKU: 2020339

$166.46 - $166.46
$166.46
$166.46 - $166.46
$166.46
Rear Stabilizer Shaft Assembly FE2 2014-19 Cadillac CTS Sedan With AWD 20755789-1
$77.66 - $77.66
$77.66
$77.66 - $77.66
$77.66

Rear Stabilizer Shaft Assembly FE2 2014-19 Cadillac CTS Sedan With AWD 20755789

Only 4 left!

Rear Stabilizer Shaft Description: Rear Stabilizer Shaft Part Number: 20907866, AAW Condition: New OEM, Generic Packaging Other Info: ...

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SKU: 2020338

$77.66 - $77.66
$77.66
$77.66 - $77.66
$77.66
New OEM GM Front Stabilizer Bar 2019 Cadillac CTS With Sport Suspension 84458240-1
$78.60 - $78.60
$78.60
$78.60 - $78.60
$78.60

New OEM GM Front Stabilizer Bar 2019 Cadillac CTS With Sport Suspension 84458240

Only 1 left!

Front Stabilizer Bar Description: Front Stabilizer Bar Part Number: 84458240, BHMK Condition: New OEM, Generic Packaging Other Info: W...

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SKU: 2020334

$78.60 - $78.60
$78.60
$78.60 - $78.60
$78.60
New OEM GM Front Stabilizer Bar 2019 Cadillac CTS-V 84458201-1
$127.00 - $127.00
$127.00
$127.00 - $127.00
$127.00

New OEM GM Front Stabilizer Bar 2019 Cadillac CTS-V 84458201

in stock

Front Stabilizer Bar Description: Front Stabilizer Bar Part Number: 84458201, BHMK Condition: New OEM, Generic Packaging Other Info: ...

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SKU: 2020333

$127.00 - $127.00
$127.00
$127.00 - $127.00
$127.00
New OEM GM Front Stabilizer Shaft 2014-19 Cadillac CTS 2.0L 3.6L RWD 20887082-1
$77.61 - $77.61
$77.61
$77.61 - $77.61
$77.61

New OEM GM Front Stabilizer Shaft 2014-19 Cadillac CTS 2.0L 3.6L RWD 20887082

in stock

Front Stabilizer Shaft For 2014-2019 Cadillac CTS With 2.0L or 3.6L (Except Vsport), With Rear-Wheel Drive, With Sport Supsension Description...

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SKU: 2020332

$77.61 - $77.61
$77.61
$77.61 - $77.61
$77.61
New OEM Front Axle Prop Shaft 2014-19 Cadillac ATS CTS All Wheel Drive 84150924-1
$349.61 - $349.61
$349.61
$349.61 - $349.61
$349.61

New OEM Front Axle Prop Shaft 2014-19 Cadillac ATS CTS All Wheel Drive 84150924

in stock

Front Axle Propeller Shaft Description: Front Axle Propeller Shaft Part Number: 84150924 Condition: New OEM, Generic Packaging Other I...

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SKU: 2020330

$349.61 - $349.61
$349.61
$349.61 - $349.61
$349.61
New OEM GM Theft Deterrent Sensor 2016-19 Cadillac ATS CTS 2016 ELR 23142864-1
$66.50 - $66.50
$66.50
$66.50 - $66.50
$66.50

New OEM GM Theft Deterrent Sensor 2016-19 Cadillac ATS CTS 2016 ELR 23142864

in stock

Theft Deterrent Inclination/Sensor Description: Theft Deterrent Inclination/Sensor Part Number: 23142864 Condition: New OEM, Generic Pac...

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SKU: 2020329

$66.50 - $66.50
$66.50
$66.50 - $66.50
$66.50
New OEM GM Ambient Air Quality Sensor 2010-19 Cadillac CTS 16-19 CT6 13394471-1
$30.10 - $30.10
$30.10
$30.10 - $30.10
$30.10

New OEM GM Ambient Air Quality Sensor 2010-19 Cadillac CTS 16-19 CT6 13394471

in stock

Ambient Air Quality Sensor Description: Ambient Air Quality Sensor Part Number: 13394471 Condition: New OEM, Generic Packaging Other I...

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SKU: 2020325

$30.10 - $30.10
$30.10
$30.10 - $30.10
$30.10
Window Regulator With Motor Left Rear Door 2014-19 Cadillac CTS 23189480-1
$80.89 - $80.89
$80.89
$80.89 - $80.89
$80.89

Window Regulator With Motor Left Rear Door 2014-19 Cadillac CTS 23189480

in stock

Window Regulator With Motor, Left Hand (Driver's Side) Rear Description: Window Regulator With Motor, Left Hand (Driver's Side) Rear Part ...

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SKU: 2020324

$80.89 - $80.89
$80.89
$80.89 - $80.89
$80.89
Right Hand Rear Side Door Window Regulator 2014-19 Cadillac CTS Sedan 23189479-1
$99.86 - $99.86
$99.86
$99.86 - $99.86
$99.86

Right Hand Rear Side Door Window Regulator 2014-19 Cadillac CTS Sedan 23189479

in stock

Right Hand (Passenger's Side) Rear Side Door Window Regulator With Motor, Fits 2014-2019 Cadillac CTS Sedan Description: Right Hand (Passeng...

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SKU: 2020323

$99.86 - $99.86
$99.86
$99.86 - $99.86
$99.86
Remote Control Door Lock Receiver 433 Mhz 2014-19 CTS 18-19 Escalade 13523299-1
$36.25 - $36.25
$36.25
$36.25 - $36.25
$36.25

Remote Control Door Lock Receiver 433 Mhz 2014-19 CTS 18-19 Escalade 13523299

in stock

Remote Control Door Lock Receiver 433 Mhz Description: Remote Control Door Lock Receiver 433 Mhz Part Number: 13523299 Condition: New OE...

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SKU: 2020320

$36.25 - $36.25
$36.25
$36.25 - $36.25
$36.25

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