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Welcome to Source One Auto Parts!

Welcome to Source One Auto Parts!

GM (General Motors)

Browse our full GM General Motors OEM parts inventory for Chevrolet, Cadillac, Buick, and GMC vehicles. Every part is factory-original — sourced directly from GM surplus and supplied in new, uninstalled condition.

Source One Auto Parts specializes in GM factory-surplus parts. Our deep GM inventory spans airbag systems, HVAC components, control modules, drivetrain parts, interior components, and body parts — all at prices significantly below dealer rates.

Use the category navigation or part number search to find what you need, or contact us at 269-343-3323 for personalized fitment assistance.

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New Active Aero Grille Shutter Actuator 12-26 Chevy GMC Cadillac 84375398
$57.96 - $57.96
$57.96
$57.96 - $57.96
$57.96

New Active Aero Grille Shutter Actuator 12-26 Chevy GMC Cadillac 84375398

in stock

>Active Air (Aero) Grille Shutter Actuator (Fix code P059F or U1510) Description: Active Air (Aero) Grille Shutter Actuator (Fix code P059F ...

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SKU: 4050001

$57.96 - $57.96
$57.96
$57.96 - $57.96
$57.96
Puddle Lamp Left Hand Driver Side 2013-19 Cadillac XTS 22839638-1
$44.96 - $44.96
$44.96
$44.96 - $44.96
$44.96

Puddle Lamp Left Hand Driver Side 2013-19 Cadillac XTS 22839638

Only 1 left!

Puddle Lamp, Left Hand (Driver's) Side Description: Puddle Lamp, Left Hand (Driver's) Side Part Number: 22839638 Condition: New OEM, Removed F...

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SKU: 1700327

$44.96 - $44.96
$44.96
$44.96 - $44.96
$44.96
Rear View Mirror Applique Chrome Left Hand Side 2013-19 Cadillac XTS 22839640-1
$39.96 - $39.96
$39.96
$39.96 - $39.96
$39.96

Rear View Mirror Applique Chrome Left Hand Side 2013-19 Cadillac XTS 22839640

in stock

Rear View Mirror Applique, Chrome, Left Hand (Driver's) Side Description: Rear View Mirror Applique, Chrome, Left Hand (Driver's) Side Part Num...

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SKU: 1700333

$39.96 - $39.96
$39.96
$39.96 - $39.96
$39.96
Outside Rear View Mirror Housing RH Champagne Silver 16-19 Cadillac XTS 23497700-1
$29.96 - $29.96
$29.96
$29.96 - $29.96
$29.96

Outside Rear View Mirror Housing RH Champagne Silver 16-19 Cadillac XTS 23497700

Only 5 left!

Outside Rear View Mirror Housing, Right Hand (Passenger's) Side, Painted Champagne Silver Description: Outside Rear View Mirror Housing, Right ...

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SKU: 1700334

$29.96 - $29.96
$29.96
$29.96 - $29.96
$29.96
Mirror Cover Molding Silver/Chrome Bezel Left 2013-19 Cadillac XTS 22839666-1
$39.96 - $39.96
$39.96
$39.96 - $39.96
$39.96

Mirror Cover Molding Silver/Chrome Bezel Left 2013-19 Cadillac XTS 22839666

Only 4 left!

Outside Rear View Mirror Housing Cover Molding, Painted Silver with Chrome, Left Hand (Driver's) Side Description: Outside Rear View Mirror Hou...

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SKU: 1700331

$39.96 - $39.96
$39.96
$39.96 - $39.96
$39.96
Mirror Cover Molding Silver/Chrome Bezel Right 2013-19 Cadillac XTS 22839667-1
$39.96 - $39.96
$39.96
$39.96 - $39.96
$39.96

Mirror Cover Molding Silver/Chrome Bezel Right 2013-19 Cadillac XTS 22839667

Only 5 left!

Outside Rear View Mirror Housing Cover Molding, Painted Silver with Chrome, Right Hand (Passenger's) Side Description: Outside Rear View Mirror...

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SKU: 1700330

$39.96 - $39.96
$39.96
$39.96 - $39.96
$39.96
Turn Signal Lamp Right Hand Passenger Side 2013-19 Cadillac XTS 22839643-1
$64.96 - $64.96
$64.96
$64.96 - $64.96
$64.96

Turn Signal Lamp Right Hand Passenger Side 2013-19 Cadillac XTS 22839643

Only 1 left!

Turn Signal Lamp, Left Hand (Driver's) Side Description: Turn Signal Lamp, Left Hand (Driver's) Side Part Number: 22839643 Condition: New OEM,...

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SKU: 1700328

$64.96 - $64.96
$64.96
$64.96 - $64.96
$64.96
Puddle Lamp Right Hand Passenger Side 2013-19 Cadillac XTS 22839639-1
$44.96 - $44.96
$44.96
$44.96 - $44.96
$44.96

Puddle Lamp Right Hand Passenger Side 2013-19 Cadillac XTS 22839639

Only 4 left!

Puddle Lamp, Right Hand (Passenger's) Side Description: Puddle Lamp, Right Hand (Passenger's) Side Part Number: 22839639 Condition: New OEM, R...

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SKU: 1700326

$44.96 - $44.96
$44.96
$44.96 - $44.96
$44.96
Keyless Entry Receiver w/o Passive Entry Equinox Terrain Cruze Camaro 13503205-1
$54.93 - $54.93
$54.93
$54.93 - $54.93
$54.93

Keyless Entry Receiver w/o Passive Entry Equinox Terrain Cruze Camaro 13503205

Only 2 left!

Keyless Entry Receiver (Without Passive/Keyless Entry Option) Description: Keyless Entry Receiver (Without Passive/Keyless Entry Option) P...

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SKU: 1270089

$54.93 - $54.93
$54.93
$54.93 - $54.93
$54.93
GM Rear Compartment Courtesy Lamp Assembly 13503059
$12.71 - $12.71
$12.71
$12.71 - $12.71
$12.71

GM Rear Compartment Courtesy Lamp Assembly 13503059

in stock

Interior Liftgate/Trunk Lamp Description: Interior Liftgate/Trunk Lamp Part Number: 13503059 Condition: New OEM, Generic Packaging Oth...

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SKU: 1060251

$12.71 - $12.71
$12.71
$12.71 - $12.71
$12.71

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