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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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Armrest With Compartment Platinum Gray 2014-19 Cadillac CTS Sedan 84455624-1
$132.99 - $132.99
$132.99
$132.99 - $132.99
$132.99

Armrest With Compartment Platinum Gray 2014-19 Cadillac CTS Sedan 84455624

in stock

Armrest With Compartment, Platinum/Gray Description: Armrest With Compartment, Platinum/Gray Part Number: 84455624, 23205992, 23206002 C...

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SKU: 2021245

$132.99 - $132.99
$132.99
$132.99 - $132.99
$132.99
Armrest With Compartment Black Suede With Black Stitch 2016-19 CTS-V 84455628-1
$102.74 - $102.74
$102.74
$102.74 - $102.74
$102.74

Armrest With Compartment Black Suede With Black Stitch 2016-19 CTS-V 84455628

in stock

Armrest With Compartment, Black Suede With Black Stitching Description: Armrest With Compartment, Black Suede With Black Stitching Part Nu...

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SKU: 2021247

$102.74 - $102.74
$102.74
$102.74 - $102.74
$102.74
OEM GM Armrest With Compartment Black Leather 2018-19 Cadillac CTS 84455621-1
$132.99 - $132.99
$132.99
$132.99 - $132.99
$132.99

OEM GM Armrest With Compartment Black Leather 2018-19 Cadillac CTS 84455621

Only 5 left!

Armrest With Compartment, Black Leather Description: Armrest With Compartment, Black Leather Part Number: 84455621, 23205992, 23206002 C...

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SKU: 2021248

$132.99 - $132.99
$132.99
$132.99 - $132.99
$132.99
OEM GM Shift Indicator With Trim Assembly 2014-19 Cadillac CTS Sedan 23458181-1
$42.25 - $42.25
$42.25
$42.25 - $42.25
$42.25

OEM GM Shift Indicator With Trim Assembly 2014-19 Cadillac CTS Sedan 23458181

in stock

Shift Indicator, With Trim Assembly Description: Shift Indicator, With Trim Assembly Part Number: 23458181 Condition: New OEM, Generic P...

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SKU: 2021239

$42.25 - $42.25
$42.25
$42.25 - $42.25
$42.25
Audio Player Receptacle White Matte 2 USB 1 Aux 1 SD 2017-19 CTS 13516724-1
$30.15 - $30.15
$30.15
$30.15 - $30.15
$30.15

Audio Player Receptacle White Matte 2 USB 1 Aux 1 SD 2017-19 CTS 13516724

in stock

Audio Player Receptacle, White Matte, 2 USB, 1 Aux, 1 SD Card Slot Description: Audio Player Receptacle, White Matte, 2 USB, 1 Aux, 1 SD Car...

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SKU: 2021237

$30.15 - $30.15
$30.15
$30.15 - $30.15
$30.15
Center Console Transmission Shifter Assembly 2014-19 CTS Sedan RWD 23392734-1
$66.44 - $66.44
$66.44
$66.44 - $66.44
$66.44

Center Console Transmission Shifter Assembly 2014-19 CTS Sedan RWD 23392734

in stock

Transmission Shifter Assembly, (Center Console Shifter), For Code M5N or M5U Transmission Description: Transmission Shifter Assembly, (Cente...

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SKU: 2021238

$66.44 - $66.44
$66.44
$66.44 - $66.44
$66.44
OEM GM Theft Deterrent Module 2018-19 Cadillac CTS Chevy Corvette 13523301-1
$21.68 - $21.68
$21.68
$21.68 - $21.68
$21.68

OEM GM Theft Deterrent Module 2018-19 Cadillac CTS Chevy Corvette 13523301

in stock

Theft Deterrent Module Description: Theft Deterrent Module Part Number: 13523301 Condition: New OEM, Generic Packaging, Removed From Fac...

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SKU: 2021235

$21.68 - $21.68
$21.68
$21.68 - $21.68
$21.68
OEM GM Center Console Cupholder Mat 2014-19 Cadillac CTS Sedan 22960434-1
$22.19 - $22.19
$22.19
$22.19 - $22.19
$22.19

OEM GM Center Console Cupholder Mat 2014-19 Cadillac CTS Sedan 22960434

in stock

Center Console Cupholder Mat Description: Center Console Cupholder Mat Part Number: 22960434 Condition: New OEM, Generic Packaging, Remo...

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SKU: 2021234

$22.19 - $22.19
$22.19
$22.19 - $22.19
$22.19
New OEM GM Front Stabilizer Shaft 2014-19 Cadillac CTS 2.0L 3.6L NA 20887081-1
$72.06 - $72.06
$72.06
$72.06 - $72.06
$72.06

New OEM GM Front Stabilizer Shaft 2014-19 Cadillac CTS 2.0L 3.6L NA 20887081

Only 3 left!

Front Stabilizer Shaft For 2014-2019 Cadillac CTS With 2.0L or 3.6L (Except Vsport) Description: Front Stabilizer Shaft For 2014-2019 Cadill...

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SKU: 2021233

$72.06 - $72.06
$72.06
$72.06 - $72.06
$72.06
Chrome Window Reveal Molding Front Left 2014-19 Cadillac CTS Sedan 84445405-1
$136.49 - $136.49
$136.49
$136.49 - $136.49
$136.49

Chrome Window Reveal Molding Front Left 2014-19 Cadillac CTS Sedan 84445405

in stock

Chrome Window Reveal Molding, Front Left (Driver's) Side Description: Chrome Window Reveal Molding, Front Left (Driver's) Side Part Number...

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SKU: 2021231

$136.49 - $136.49
$136.49
$136.49 - $136.49
$136.49
Door Handle Bracket Assembly Front Left 2019-21 Cadillac XT4 13512739-1
$27.71 - $27.71
$27.71
$27.71 - $27.71
$27.71

Door Handle Bracket Assembly Front Left 2019-21 Cadillac XT4 13512739

in stock

Door Handle Bracket Assembly, Front Left Hand (Driver's Door) Description: Door Handle Bracket Assembly, Front Left Hand (Driver's Door) P...

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SKU: 2021229

$27.71 - $27.71
$27.71
$27.71 - $27.71
$27.71
Left Rear Door Handle Bracket 2014-18 Cadillac ATS 2014-19 CTS 13506472-1
$21.82 - $21.82
$21.82
$21.82 - $21.82
$21.82

Left Rear Door Handle Bracket 2014-18 Cadillac ATS 2014-19 CTS 13506472

Only 3 left!

Left Hand (Driver's Side) Rear Door Handle Bracket Description: Left Hand (Driver's Side) Rear Door Handle Bracket Part Number: 13506472 ...

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SKU: 2021228

$21.82 - $21.82
$21.82
$21.82 - $21.82
$21.82
Front Side Door Hinge 2014-19 CTS Sedan 2015-19 ATS Coupe 22853449-1
$44.36 - $44.36
$44.36
$44.36 - $44.36
$44.36

Front Side Door Hinge 2014-19 CTS Sedan 2015-19 ATS Coupe 22853449

in stock

Front Side Door Hinge (Fits Left Lower or Right Upper), For 2014-2019 Cadillac CTS Sedan, 2015-2019 ATS Coupe, and 2020-2021 CT5 Description:...

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SKU: 2021226

$44.36 - $44.36
$44.36
$44.36 - $44.36
$44.36
New OEM GM Body Wiring Harness Junction Block 2017-19 Cadillac CTS V 84039198-1
$99.86 - $99.86
$99.86
$99.86 - $99.86
$99.86

New OEM GM Body Wiring Harness Junction Block 2017-19 Cadillac CTS V 84039198

Only 5 left!

Body Wiring Harness Junction Block, Rear Description: Body Wiring Harness Junction Block, Rear Part Number: 84039198 Condition: New OEM,...

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SKU: 2021223

$99.86 - $99.86
$99.86
$99.86 - $99.86
$99.86
OEM GM Bose Front Door Speaker Right or Left 2014-19 Cadillac CTS 22972745-1
$49.91 - $49.91
$49.91
$49.91 - $49.91
$49.91

OEM GM Bose Front Door Speaker Right or Left 2014-19 Cadillac CTS 22972745

in stock

One (1) Bose Front Door Speaker, Right or Left, Fits 2014-2019 Cadillac CTS Description: One (1) Bose Front Door Speaker, Right or Left, Fit...

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SKU: 2021225

$49.91 - $49.91
$49.91
$49.91 - $49.91
$49.91
New OEM GM Body Wiring Harness Junction Block 2014-19 Cadillac ATS CTS 23134073-1
$99.86 - $99.86
$99.86
$99.86 - $99.86
$99.86

New OEM GM Body Wiring Harness Junction Block 2014-19 Cadillac ATS CTS 23134073

Only 5 left!

Body Wiring Harness Junction Block, Rear Description: Body Wiring Harness Junction Block, Rear Part Number: 23134073 Condition: New OEM,...

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SKU: 2021222

$99.86 - $99.86
$99.86
$99.86 - $99.86
$99.86
Hood Hinge Right Hand Passenger Side 2014-19 Cadillac CTS 22784835-1
$83.21 - $83.21
$83.21
$83.21 - $83.21
$83.21

Hood Hinge Right Hand Passenger Side 2014-19 Cadillac CTS 22784835

in stock

Hood Hinge, Right Hand (Passenger's Side), Fits 2014-2019 Cadillac CTS (Except V-Series) Description: Hood Hinge, Right Hand (Passenger's Si...

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SKU: 2021218

$83.21 - $83.21
$83.21
$83.21 - $83.21
$83.21
Front End Cross Brace Left Side 2013-19 Cadillac ATS 2020 CT4 22884506-1
$44.02 - $44.02
$44.02
$44.02 - $44.02
$44.02

Front End Cross Brace Left Side 2013-19 Cadillac ATS 2020 CT4 22884506

Only 5 left!

Front End Cross Brace, Left Hand (Passenger's Side) Description: Front End Cross Brace, Left Hand (Passenger's Side) Part Number: 22884506...

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SKU: 2021217

$44.02 - $44.02
$44.02
$44.02 - $44.02
$44.02
Windshield Washer Solvent Container Tube 2014-19 Cadillac CTS Sedan 22773549-1
$27.71 - $27.71
$27.71
$27.71 - $27.71
$27.71

Windshield Washer Solvent Container Tube 2014-19 Cadillac CTS Sedan 22773549

in stock

Windshield Washer Solvent Container Tube Description: Windshield Washer Solvent Container Tube Part Number: 23234939, 22773549, 23188660 ...

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SKU: 2021216

$27.71 - $27.71
$27.71
$27.71 - $27.71
$27.71
New OEM GM Windshield Washer Solvent Container Filler Tube 2013-19 ATS 23166819-1
$21.73 - $21.73
$21.73
$21.73 - $21.73
$21.73

New OEM GM Windshield Washer Solvent Container Filler Tube 2013-19 ATS 23166819

in stock

Windshield Washer Solvent Container Filler Tube Description: Windshield Washer Solvent Container Filler Tube Part Number: 23166819 Condi...

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SKU: 2021215

$21.73 - $21.73
$21.73
$21.73 - $21.73
$21.73
New OEM GM Fuel Door Primer 2014-19 Cadillac CTS Sedan 22846658-1
$61.01 - $61.01
$61.01
$61.01 - $61.01
$61.01

New OEM GM Fuel Door Primer 2014-19 Cadillac CTS Sedan 22846658

in stock

Fuel Door In Primer For 2014-2019 Cadillac CTS Sedan Description: Fuel Door In Primer For 2014-2019 Cadillac CTS Sedan Part Number: 228466...

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SKU: 2021214

$61.01 - $61.01
$61.01
$61.01 - $61.01
$61.01
New OEM GM Emblem Trunk Lid Badge 2010-16 Chevy Camaro RS 92228473-1
$36.47 - $36.47
$36.47
$36.47 - $36.47
$36.47

New OEM GM Emblem Trunk Lid Badge 2010-16 Chevy Camaro RS 92228473

in stock

Decklid/Trunk Mounted "RS" Badge/Emblem, With Adhesive Backing Description: Decklid/Trunk Mounted "RS" Badge/Emblem, With Adhesive Backing ...

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SKU: 2021209

$36.47 - $36.47
$36.47
$36.47 - $36.47
$36.47
New OEM GM Half Shaft Front Right 2013-19 Cadillac ATS With AWD 84309440-1
$120.95 - $120.95
$120.95
$120.95 - $120.95
$120.95

New OEM GM Half Shaft Front Right 2013-19 Cadillac ATS With AWD 84309440

in stock

Half Shaft, Right Hand (Passenger's Side) Front Description: Half Shaft, Right Hand (Passenger's Side) Front Part Number: 84309440 Condi...

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SKU: 2021213

$120.95 - $120.95
$120.95
$120.95 - $120.95
$120.95
New OEM GM Half Shaft Front Left 2013-19 Cadillac ATS With AWD 84309439-1
$120.95 - $120.95
$120.95
$120.95 - $120.95
$120.95

New OEM GM Half Shaft Front Left 2013-19 Cadillac ATS With AWD 84309439

in stock

Half Shaft, Left Hand (Driver's Side) Front Description: Half Shaft, Left Hand (Driver's Side) Front Part Number: 84309439 Condition: Ne...

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SKU: 2021212

$120.95 - $120.95
$120.95
$120.95 - $120.95
$120.95

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