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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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New OEM Mirror RH Arabic Text Havana G2X Cap 2015-18 Silverado Sierra 23499739-1
$192.29 - $192.29
$192.29
$192.29 - $192.29
$192.29

New OEM Mirror RH Arabic Text Havana G2X Cap 2015-18 Silverado Sierra 23499739

Only 2 left!

Mirror Assembly, Right Hand (Passenger's Side), Manual Folding, Heated, Convex, Gulf Coast Countries (Arabic Text), Painted Havana Metallic Cap,...

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SKU: 2030113

$192.29 - $192.29
$192.29
$192.29 - $192.29
$192.29
Steering Gear Assembly With Pitman Arm 2016-19 Silverado Sierra 6.6L 84517031-1
$527.21 - $527.21
$527.21
$527.21 - $527.21
$527.21

Steering Gear Assembly With Pitman Arm 2016-19 Silverado Sierra 6.6L 84517031

in stock

Recirculating Ball Steering Gear Assembly With Pitman Arm (Without Variable Assist Steering Option) Description: Recirculating Ball Steering...

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SKU: 2030072

$527.21 - $527.21
$527.21
$527.21 - $527.21
$527.21
OEM Rear All-Weather Floormats Black Crew Cab 2015-19 Silverado Sierra 19300744-1
$29.99 - $29.99
$29.99
$29.99 - $29.99
$29.99

OEM Rear All-Weather Floormats Black Crew Cab 2015-19 Silverado Sierra 19300744

in stock

Rear Floormat Set (Two Pieces), Black All-Weather (Vinyl/Rubber), Crew Cab Description: Rear Floormat Set (Two Pieces), Black All-Weather (Viny...

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SKU: 2030066

$29.99 - $29.99
$29.99
$29.99 - $29.99
$29.99
Intake Manifold Cover 23384622 Rear Outlet Duct 2017-19 Duramax L5P 84262962-1
$88.28 - $88.28
$88.28
$88.28 - $88.28
$88.28

Intake Manifold Cover 23384622 Rear Outlet Duct 2017-19 Duramax L5P 84262962

in stock

Intake Manifold Cover With Rear Outlet Duct Description: Intake Manifold Cover With Rear Outlet Duct Part Number: 84262962, 23384622 Con...

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SKU: 2030060

$88.28 - $88.28
$88.28
$88.28 - $88.28
$88.28
OEM GM I/P Extension Upper Trim Panel Cocoa 2015-18 Silverado Sierra 84017656-1
$136.33 - $136.33
$136.33
$136.33 - $136.33
$136.33

OEM GM I/P Extension Upper Trim Panel Cocoa 2015-18 Silverado Sierra 84017656

in stock

Instrument Panel Extension Upper Trim Panel Cocoa, Without Pre-Crash Alert Description: Instrument Panel Extension Upper Trim Panel Cocoa, W...

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SKU: 2030062

$136.33 - $136.33
$136.33
$136.33 - $136.33
$136.33
84402583 Left Side Curtain Air Bag New OEM 2015-18 Silverado Sierra Regular Cab-1
$149.99 - $149.99
$149.99
$149.99 - $149.99
$149.99

84402583 Left Side Curtain Air Bag New OEM 2015-18 Silverado Sierra Regular Cab

in stock

This is the genuine New OEM GM Left Hand (Driver's Side) Side Curtain Airbag designed specifically for Regular Cab (Standard Cab) configurations of...

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SKU: 2030007

$149.99 - $149.99
$149.99
$149.99 - $149.99
$149.99
84402584 Right Side Curtain Air Bag New OEM 15-18 Silverado Sierra Regular Cab-1
$149.99 - $149.99
$149.99
$149.99 - $149.99
$149.99

84402584 Right Side Curtain Air Bag New OEM 15-18 Silverado Sierra Regular Cab

in stock

Genuine New OEM GM Right Hand (Passenger's Side) Side Curtain Airbag for Regular Cab (Standard Cab) configurations, fitting 2014-2018 Chevrolet Sil...

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SKU: 2030008

$149.99 - $149.99
$149.99
$149.99 - $149.99
$149.99
New OEM GM Rancho Rear Shock Absorber Left or Right ACDelco 560-982 23315264-1
$55.49 - $55.49
$55.49
$55.49 - $55.49
$55.49

New OEM GM Rancho Rear Shock Absorber Left or Right ACDelco 560-982 23315264

in stock

Rancho Rear Shock Absorber, Left and/or Right side. Silverado Sierra 2500 Series 6.6L Diesel w/Z71 Package. Description: Rancho Rear Shock A...

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SKU: 2030006

$55.49 - $55.49
$55.49
$55.49 - $55.49
$55.49
New OEM GM Rear Shock Absorber 2015-18 Silverado Sierra 2500 HD 6.6L 22990473-1
$49.38 - $49.38
$49.38
$49.38 - $49.38
$49.38

New OEM GM Rear Shock Absorber 2015-18 Silverado Sierra 2500 HD 6.6L 22990473

in stock

Rear Shock Absorber Description: Rear Shock Absorber Part Number: 22990473, 560-871, OE18813 Condition: New OEM, Generic Packaging Oth...

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SKU: 2030005

$49.38 - $49.38
$49.38
$49.38 - $49.38
$49.38
Door Lock Actuator Right Hand Front 7 Pin 2014-18 ATS 2014-19 CTS 13597529-1
$99.99 - $99.99
$99.99
$99.99 - $99.99
$99.99

Door Lock Actuator Right Hand Front 7 Pin 2014-18 ATS 2014-19 CTS 13597529

in stock

Right Hand (Passenger's Side) Front Door Lock Actuator, 7-Pin Plug, With Option UTT (Theft Deterrent System) Description: Right Hand (Passenger...

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SKU: 2021380

$99.99 - $99.99
$99.99
$99.99 - $99.99
$99.99
OEM GM Headlamp Bracket Lower Left 2014-19 Cadillac CTS Sedan 22907455-1
$14.99 - $14.99
$14.99
$14.99 - $14.99
$14.99

OEM GM Headlamp Bracket Lower Left 2014-19 Cadillac CTS Sedan 22907455

in stock

Left Hand (Driver's Side) Lower Headlamp Bracket Description: Left Hand (Driver's Side) Lower Headlamp BracketPart Number: 22907455 Condition...

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SKU: 2021379

$14.99 - $14.99
$14.99
$14.99 - $14.99
$14.99
New OEM GM Front Shock Absorber 2015-19 Chevy Silverado GMC Sierra 3500 22990468-1
$49.38 - $49.38
$49.38
$49.38 - $49.38
$49.38

New OEM GM Front Shock Absorber 2015-19 Chevy Silverado GMC Sierra 3500 22990468

in stock

Front Shock Absorber Description: Front Shock Absorber Part Number: 22990468, 560-866, OE18849 Condition: New OEM, Generic Packaging O...

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SKU: 2030004

$49.38 - $49.38
$49.38
$49.38 - $49.38
$49.38
New OEM GM 12V Volt Power Outlet Accessory Lighter Receptacle Cap W/ Spring Door-1
$12.20 - $12.20
$12.20
$12.20 - $12.20
$12.20

New OEM GM 12V Volt Power Outlet Accessory Lighter Receptacle Cap W/ Spring Door

in stock

OEM GM 12V Volt Power Outlet Accessory Receptacle, With Spring Close Door/Lid Description: OEM GM 12V Volt Power Outlet Accessory Receptacle...

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SKU: 2021374

$12.20 - $12.20
$12.20
$12.20 - $12.20
$12.20
New OEM GM Body Hinge Pillar Trim Push Pin Retainer 10 Pack 11571159-1
$12.17 - $12.17
$12.17
$12.17 - $12.17
$12.17

New OEM GM Body Hinge Pillar Trim Push Pin Retainer 10 Pack 11571159

in stock

Clip/Fastener/Retainer/Push Pin - 10 Pack Description: Clip/Fastener/Retainer/Push Pin - 10 Pack Part Number: 11571159 Condition: New OE...

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SKU: 2021368

$12.17 - $12.17
$12.17
$12.17 - $12.17
$12.17
GM OEM Clip/Fastener/Retainer/Push Pin 25 Pack 2014-19 Cadillac ATS CTS 10246149-1
$19.41 - $19.41
$19.41
$19.41 - $19.41
$19.41

GM OEM Clip/Fastener/Retainer/Push Pin 25 Pack 2014-19 Cadillac ATS CTS 10246149

in stock

Clip/Fastener/Retainer/Push Pin - 25 Pack Description: Clip/Fastener/Retainer/Push Pin - 25 Pack Part Number: 10246149 Condition: New OE...

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SKU: 2021366

$19.41 - $19.41
$19.41
$19.41 - $19.41
$19.41
New OEM GM Body Hinge Pillar Trim Push Pin Retainer 25 Pack 10185925-1
$12.17 - $12.17
$12.17
$12.17 - $12.17
$12.17

New OEM GM Body Hinge Pillar Trim Push Pin Retainer 25 Pack 10185925

in stock

Clip/Fastener/Retainer/Push Pin - 25 Pack Description: Clip/Fastener/Retainer/Push Pin - 25 Pack Part Number: 10185925 Condition: New OE...

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SKU: 2021367

$12.17 - $12.17
$12.17
$12.17 - $12.17
$12.17
Electrical Relay GM Original Equipment ATS CTS XTS Malibu Cruze 39091599-1
$12.98 - $12.98
$12.98
$12.98 - $12.98
$12.98

Electrical Relay GM Original Equipment ATS CTS XTS Malibu Cruze 39091599

in stock

Electrical Relay (One Piece) Description: Electrical Relay (One Piece) Part Number: 39091599, 19119124 Condition: New OEM, Removed From ...

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SKU: 2021363

$12.98 - $12.98
$12.98
$12.98 - $12.98
$12.98
Sliding Console Cupholder Door With Module Black With Brick Stitch 2014-19 CTS-1
$66.56 - $66.56
$66.56
$66.56 - $66.56
$66.56

Sliding Console Cupholder Door With Module Black With Brick Stitch 2014-19 CTS

in stock

Sliding Console Cupholder Door, With Slider Module, Black With Brick Stitching, Fits 2014-2019 Cadillac CTS Sedan Description: Sliding Conso...

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SKU: 2021358

$66.56 - $66.56
$66.56
$66.56 - $66.56
$66.56
Armrest With Compartment Black Suede Yellow Stitch 2017-19 Cadillac CTS 84455628-1
$83.21 - $83.21
$83.21
$83.21 - $83.21
$83.21

Armrest With Compartment Black Suede Yellow Stitch 2017-19 Cadillac CTS 84455628

Only 3 left!

Armrest With Compartment, Black with Suede, Gold/Yellow Stitch, For 2017-2019 Cadillac CTS Description: Armrest With Compartment, Black with...

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SKU: 2021352

$83.21 - $83.21
$83.21
$83.21 - $83.21
$83.21
Armrest With Compartment Black Suede Grey Stitch 2014-19 Cadillac CTS 84455623-1
$83.21 - $83.21
$83.21
$83.21 - $83.21
$83.21

Armrest With Compartment Black Suede Grey Stitch 2014-19 Cadillac CTS 84455623

Only 2 left!

Armrest With Compartment, Black with Suede, Gray Stitch, For 2014-2019 Cadillac CTS Description: Armrest With Compartment, Black with Suede,...

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SKU: 2021351

$83.21 - $83.21
$83.21
$83.21 - $83.21
$83.21
Armrest With Compartment Black Suede Brick Stitch 2017-19 Cadillac CTS 84455626-1
$83.21 - $83.21
$83.21
$83.21 - $83.21
$83.21

Armrest With Compartment Black Suede Brick Stitch 2017-19 Cadillac CTS 84455626

Only 4 left!

Armrest With Compartment, Black with Suede, Brick Stitch, For 2017-2019 Cadillac CTS Description: Armrest With Compartment, Black with Suede...

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SKU: 2021350

$83.21 - $83.21
$83.21
$83.21 - $83.21
$83.21
Lid Release Switch 2014-16 Cadillac ELR 2017 CTS With Surround View 22961590-1
$15.47 - $15.47
$15.47
$15.47 - $15.47
$15.47

Lid Release Switch 2014-16 Cadillac ELR 2017 CTS With Surround View 22961590

in stock

Rear Lid Release Switch Description: Rear Lid Release Switch Part Number: 22961590 Condition: New OEM, Removed From Factory Excess (Surp...

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SKU: 2021349

$15.47 - $15.47
$15.47
$15.47 - $15.47
$15.47
Front Disc Brake Rotor 2016-20 Camaro 2014-19 CTS Sedan 18 Inch Wheel 13528522-1
$99.96 - $99.96
$99.96
$99.96 - $99.96
$99.96

Front Disc Brake Rotor 2016-20 Camaro 2014-19 CTS Sedan 18 Inch Wheel 13528522

in stock

Disc Brake Rotor For 18 Inch Wheel (13-9/16" Outside Diameter) (JE2, J56) Description: Disc Brake Rotor For 18 Inch Wheel (13-9/16" Outside ...

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SKU: 2021303

$99.96 - $99.96
$99.96
$99.96 - $99.96
$99.96
Outside Rearview Mirror Right Black GB8 2015-19 Cadillac ATS Coupe 84348236-1
$388.46 - $388.46
$388.46
$388.46 - $388.46
$388.46

Outside Rearview Mirror Right Black GB8 2015-19 Cadillac ATS Coupe 84348236

Only 2 left!

Outside Rearview Mirror, Right Hand (Passenger's Side), For 2015-2019 Cadillac ATS Coupe, With Auto Dimming, With Obstacle Detection, Painted Bl...

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SKU: 2021288

$388.46 - $388.46
$388.46
$388.46 - $388.46
$388.46

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