GM in the U.S.
Powering the American economy
All-in on America’s future
“The future of transportation will be driven by American innovation and manufacturing expertise. We're focused on giving customers choice and offering them a broad range of vehicles they love.”
Mary Barra,Chair and Chief Executive Officer
#1 in the hearts of Americans
More Americans fall in love with GM and stay in love with GM than any other automaker in the U.S. GM leads the industry in market share in the U.S. for 3 years running1 & is recognized as the winner of S&P Global Mobility’s Overall Loyalty to Manufacturer award for 10 consecutive years.2
Proud American roots
We’ve been proud to call Detroit home for over a century. From these roots, we’ve continued to grow across the nation, powering 50 assembly and parts facilities across 19 states and fueling nearly 4,000 dealerships in all 50 states.
Investing in American innovation
We believe in the creators, innovators, and dreamers that will drive change on a global scale. It’s why we invest more in R&D in the U.S. than several other leading innovators.
$60B
invested in the U.S. since 2020
$39.2B
worth of GDP created for the American economy in 20225
$7B
average investment in the U.S. on R&D each year
Manufacturing Site
Customer Care & Aftersales
Technical Center
>100 dealers
<100 dealers
Yuma Desert Proving Ground
1500 E GM Dr
Yuma, AZ 85365
Desert Proving Ground supports vehicle engineering, development and validation.
Year Opened: 2009
Facility Type: Proving Grounds
Advanced Design and Innovation Campus
600 Sierra Madre Villa Ave
Pasadena, CA 91107
In Pasadena, design teams focus on exploring future transportation, technology, and consumer trends.
Year Opened: 2024
Facility Type: Non-Manufacturing Work Hubs
Mountain View Tech Center
1330 Tera Bella Avenue
Mountain View, CA 94043
Opened in 2024, Mountain View is GM's Silicon Valley hub for research and innovation, with a focus on software development, engineering, and design.
Year Opened: 2024
Facility Type: Non-Manufacturing Work Hubs
Rancho Cucamonga Parts Distribution Center
9150 Hermosa Ave
Rancho Cucamonga, CA 91730
Parts Distribution Centers provide auto service parts for a variety of GM vehicles, fulfilling orders for GM dealers and ACDelco customers.
Year Opened: 2002
Union: UAW Local 6645
Facility Type: Customer Care & Aftersales
Denver Parts Distributiuon
23400 E. Smith Road
Aurora, CO 80019
Parts Distribution Centers provide auto service parts for a variety of GM vehicles, fulfilling orders for GM dealers and ACDelco customers.
Year Opened: 2003
Union: UAW Local 431
Facility Type: Customer Care & Aftersales
Georgia IT Innovation Center
1035 Sun Valley Dr
Roswell, GA 30076
The Georgia IT Innovation Center works on web technologies, end-user applications, dealer and factory systems, and vehicle technology.
Facility Type: Non-Manufacturing Work Hubs
Chicago Parts Distribution
1355 Remington Blvd
Bolingbrook, IL 60490
Parts Distribution Centers provide auto service parts for a variety of GM vehicles, fulfilling orders for GM dealers and ACDelco customers.
Year Opened: 2001
Union: UAW Local 2114
Facility Type: Customer Care & Aftersales
Bedford Casting Operations
105 GM Drive
Bedford, IN 47421
Bedford Casting Operations provides aluminum die casting of cylinder blocks, transmission cases, structural components, and EV drive unit housings.
Year Opened: 1942
Union: UAW Local 440 and IBEW Local 16
Facility Type: Propulsion
Fort Wayne Assembly
12200 Lafayette Center Rd
Roanoke, IN 46783
Fort Wayne Assembly builds light-duty Chevy Silverado and GMC Sierra pickup trucks.
Year Opened: 1986
Union: UAW Local 2209
Facility Type: Vehicle Assembly
Products: Chevrolet Silverado 1500, GMC Sierra 1500
Kokomo Operations
2603 South Goyer Rd
Kokomo, IN 46902
In Kokomo, GM produces automotive electronic components.
Year Opened: 1936
Union: UAW Local 292
Facility Type: Components Holding Facilities
Products: Engine Control Modules, Body Control Modules, Transmission Control Modules, Airbag Sensing Diagnostic Modules
Marion Metal Center
2400 W Second St
Marion, IN 46952
Founded in 1956 as Fisher Body, Marion Metal Center produces sheet metal stamped parts and blanks for GM plants in North America, supporting multiple GM vehicle platforms.
Year Opened: 1956
Union: UAW Local 977
Facility Type: Metal Center
Fairfax Assembly & Stamping
3201 Fairfax Trafficway
Kansas City, KS 66115
Fairfax Assembly and Stamping, which has been operating in the Kansas City area since 1947, is gearing up for production of the next generation Chevrolet Bolt.
Year Opened: 1987
Union: UAW Local 31
Facility Type: Vehicle Assembly
Products: Chevrolet Bolt EV (starting November 2025)
Bowling Green Assembly
600 Corvette Drive
Bowling Green, KY 42101
For nearly 45 years, Bowling Green Assembly has been building the Chevrolet Corvette, including the Stingray, Z06, E-Ray, and ZR1. The facility includes the Performance Build Center, where low-volume, high-performance engines are handcrafted.
Year Opened: 1981
Union: UAW Local 2164
Facility Type: Vehicle Assembly
Products: Corvette Stingray, Corvette Z06, Corvette E-Ray, Corvette ZR1
Bay City GPS
1001 Woodside Ave
Bay City, MI 48708
Bay City builds engine components used in Chevrolet, Cadillac, GMC, and Buick vehicles, including connecting rods, solid camshafts and sliding camshafts. The plant originally opened in 1892 as National Cycle Manufacturing Co., and was acquired by GM in 1918.
Year Opened: 1918
Union: UAW Local 362
Facility Type: Propulsion
Brownstown Battery
20001 Brownstown Center Dr
Brownstown Charter Twp, MI 48183
Brownstown Battery Assembly Plant manufactures electric drive units and battery packs for the Chevrolet Corvette E-Ray, and battery packs for the Cadillac CELESTIQ.
Year Opened: 2009
Union: UAW Local 174
Facility Type: Battery Manufacturing
Products: Electric drive units and battery packs for the Chevrolet Corvette E-Ray; Battery packs for the Cadillac CELESTIQ; Prototyping
Davison Road Processing Center
4420 Davison Road
Burton, MI 48509
Processing and Redistribution centers provide auto service parts for a variety of GM vehicles to Parts Distribution Centers, GM dealers, and ACDelco customers.
Year Opened: 2019
Union: UAW Local 651
Facility Type: Customer Care & Aftersales
Detroit Renaissance Center Global HQ
300 Renaissance Center
Detroit, MI 48243
A complex of 7 skyscrapers in downtown Detroit, the Renaissance Center was purchased by GM in 1996, and has served as GM's official headquarters. GM will relocate its headquarters to the new Hudson's Detroit office project in 2025.
Year Opened: 1976; 1996 (GM purchased)
Facility Type: Non-Manufacturing Work Hubs
Durant-Dort Factory One
303 W Water St
Flint, MI 48503
The birthplace of General Motors, Durant-Dort Factory One is an automotive archive, research center and event space.
Facility Type: Non-Manufacturing Work Hubs
Factory ZERO Detroit-Hamtramck Assembly Center
2500 East Grand Blvd
Detroit, MI 48211
Factory ZERO, formerly known as Detroit-Hamtramck Assembly, is GM's first fully dedicated electric vehicle assembly plant. The facility produces a variety of electric trucks and SUVs.
Year Opened: 1985
Union: UAW Local 22
Facility Type: Vehicle Assembly
Products: GMC HUMMER EV Pickup and SUV; Chevrolet Silverado EV; GMC Sierra EV; Cadillac Escalade IQ
Flint Assembly
3100 Van Slyke Rd
Flint, MI 48507
Flint Assembly, GM’s longest-running North American assembly plant, is home to the heavy-duty GMC Sierra and Chevrolet Silverado. Not only was it the birthplace of the Corvette, but it has also built myriad models under the Chevrolet nameplate, including the Chevelle, Monte Carlo, Suburban and others.
Year Opened: 1947
Union: UAW Local 598
Facility Type: Vehicle Assembly
Products: Chevrolet Silverado HD; GMC Sierra HD and Sierra HD Denali; HD ZR2, HD ZR2 Bison, HD Trail Boss; HD AT4X and HD AT4X AEV
Flint Engine Operations
2100 Bristol Rd
Flint, MI 48552
Flint Engine performs gas and diesel engine assembly and machining operations.
Year Opened: 2002
Union: UAW Local 659
Facility Type: Propulsion
Products: 3.0L Turbo Diesel - Chevrolet Silverado LD and Tahoe; GMC Sierra LD and Yukon
Flint Metal Center
G-2238 Bristol Road
Flint, MI 48550
Opened in 1954, Flint Metal Center produces sheet metal stampings for GM’s heavy duty and light duty trucks, full size SUVs, and crossovers.
Year Opened: 1954
Union: UAW Local 659
Facility Type: Metal Center
Products: Heavy-Duty Chevrolet Silverado and Heavy-Duty GMC Sierra Trucks
Light-Duty trucks, full-size SUVs, and crossovers.
Flint North American Engineering Tooling Center
425 Stevenson St.
Flint, MI 48504
The Flint tooling center engineers and builds tools and dies for the fabrication and assembly of sheet metal body parts.
Year Opened: 1967
Union: UAW Local 659, IAM-PMD 2848 - International Association of Machinists (Patternmakers)
Facility Type: Tooling Center
Flint Processing Center
6060 West Bristol Rd
Swartz Creek, MI 48554
Parts Distribution Centers provide auto service parts for a variety of GM vehicles, fulfilling orders for GM dealers and ACDelco customers.
Year Opened: 1958
Union: UAW Local 659
Facility Type: Customer Care & Aftersales
Global Technical Center
GM Tech Center Rd
Warren, MI 48092
Opened in 1956, the GM Technical Center in Warren outside Detroit is a 710-acre campus with more than 21,000 employees, with groups focused on engineering, design, and advanced technology, among other functions. The site is recognized as a National Historic Landmark. The campus was designed by the architect Eero Saarinen, who also designed the Gateway Arch in St. Louis, among other projects.
Year Opened: 1956
Facility Type: Non-Manufacturing Work Hubs
Grand Rapids Operations
2100 Burlingame, SW
Wyoming, MI 49509
Grand Rapids builds precision machined automotive components as well as axles for full-size trucks.
Year Opened: 1943
Union: UAW Local 167
Facility Type: Components Holding Facilities
Products: Axles (full-size truck programs), Lash Adjusters; Roller Hydraulic Valve Lifters, Cylinder Deactivation Lifters, Continuously Variable Cam Phasers
Lansing Delta Township Assembly & Lansing Regional Stamping
8175 Millet Hwy
Lansing, MI 48971
Opened in 2006, Lansing Delta Township builds the GMC Acadia, Buick Enclave, and Chevrolet Traverse. An onsite stamping plant supplies multiple GM facilities and brands.
Year Opened: Assembly - 2006; Stamping - 2004
Union: Assembly - UAW Local 602 / Stamping - UAW Local 652
Facility Type: Vehicle Assembly, Metal Center
Products: Buick Enclave, Chevrolet Traverse, GMC Acadia
Lansing Grand River Assembly & Stamping
920 Townsend St
Lansing, MI 48933
Lansing Grand River builds the Cadillac CT4 and CT5 sedans. The complex also includes an onsite stamping plant, which supplies multiple GM facilities and brands..
Year Opened: Assembly - 2001; Stamping - 2016
Union: UAW Local 652
Facility Type: Vehicle Assembly, Metal Center
Products: Cadillac CT4 and CT5
Lansing Redistribution Center
4400 West Mount Hope Rd
Lansing, MI 48917
Processing and Redistribution centers provide auto service parts for a variety of GM vehicles to Parts Distribution Centers, GM dealers, and ACDelco customers.
Year Opened: 1960
Union: UAW Local 1753
Facility Type: Customer Care & Aftersales
Milford Proving Ground
3300 General Motors Rd
Milford, MI 48380
Milford Proving Ground opened in 1924 as the auto industry’s first facility dedicated to automobile testing. The grounds, located in Southeast Michigan, consist of about 4000 acres of land and the equivalent of 140 miles of roads and other surfaces used for testing.
Year Opened: 1924
Union: UAW Local 653
Facility Type: Proving Grounds
Orion Assembly
4555 Giddings Road
Lake Orion, MI 48359
Orion Assembly was retooled to build EVs in 2020. It is being transitioned to produce the Chevrolet Silverado EV and GMC Sierra Denali EV.
Year Opened: 1983
Union: UAW Local 5960
Facility Type: Vehicle Assembly
Products: GMC Sierra Denali EV, Chevrolet Silverado
Pontiac Engineering Center
800 North Glenwood Ave
Pontiac, MI 48340
Pontiac Engineering Center is a hub for propulsion testing, validation, and pre-production operations for fuel cells, electrification, engines, and transmissions. The site's Performance and Racing Center designs, builds, and tests race engines.
Year Opened: 1950
Facility Type: Non-Manufacturing Work Hubs
Pontiac Metal Center
260 E. Beverly
Pontiac, MI 48340
Pontiac Metal provides sheet metal stamping, highly flexible fabrication machinery, and service parts for a variety of GM vehicles.
Year Opened: 1926
Union: UAW Local 653
Facility Type: Metal Center
Products: Silverado HD; GMC Sierra HD and HUMMER EV Truck and HUMMER EV SUV
Pontiac Redistribution Center
1251 Joslyn Road
Pontiac, MI 48340
Processing and Redistribution centers provide auto service parts for a variety of GM vehicles to Parts Distribution Centers, GM dealers, and ACDelco customers.
Year Opened: 1966
Union: UAW Local 653
Facility Type: Customer Care & Aftersales
Romulus Propulsion Systems
36880 Ecorse Road
Romulus, MI 48174
Romulus Propulsion Systems makes V6 engines and 10-speed transmissions.
Year Opened: 1976
Union: UAW Local 163
Facility Type: Propulsion
Products: HFV6 Engine: Chevrolet Blazer, Cadillac XT5 and XT6, Cadillac CT5/CT5-V
10-Speed Transmission: Cadillac Escalade, Chevrolet Tahoe, GMC Yukon, Chevrolet Silverado and Sierra, Cadillac CT5
Saginaw Metal Casting Operations (SMCO)
1629 N. Washington Ave
Saginaw, MI 48601
Saginaw Metal Casting Operations builds engine blocks, cylinder heads and axle assemblies, using two aluminum casting processes: precision sand and semi-permanent mold. The plant also performs pre-machining and final machining operations.
Year Opened: 1919
Union: UAW Local 668, IAM Lodge 2839
Facility Type: Propulsion
Products: 3.6 liter High Feature V-6 aluminum engine blocks and cylinder heads - Chevrolet Blazer and Colorado, Cadillac XT6 and XT5 and the GMC Acadia and Canyon
Front 4wd axle assembly castings - light-duty Chevrolet Silverado and GMC Sierra.
Willow Run Redistribution Center #58
50000 Ecorse Rd
Belleville, MI 48111
Processing and Redistribution centers provide auto service parts for a variety of GM vehicles to Parts Distribution Centers, GM dealers, and ACDelco customers.
Year Opened: 1971
Union: UAW Local 174
Facility Type: Customer Care & Aftersales
Ypsilanti #87 Processing Center
2625 Tyler Rd
Ypsilanti, MI 48198
Processing and Redistribution centers provide auto service parts for a variety of GM vehicles to Parts Distribution Centers, GM dealers, and ACDelco customers.
Year Opened: 2008
Union: UAW Local 174
Facility Type: Customer Care & Aftersales
Jackson Parts Distribution Center
1500 Marquette Rd
Brandon, MS 39042
Parts Distribution Centers provide auto service parts for a variety of GM vehicles, fulfilling orders for GM dealers and ACDelco customers.
Year Opened: 1999
Union: UAW Local 2402
Facility Type: Customer Care & Aftersales
Wentzville Assembly
1500 E Rte A
Wentzville, MO 63385
Wentzville Assembly builds the Chevrolet Colorado and GMC Canyon mid-size trucks and Chevrolet Express and GMC Sanvana full-size vans.
Year Opened: 1983
Union: UAW Local 2250
Facility Type: Vehicle Assembly
Products: Chevrolet Colorado and Express; GMC Canyon and Savana
Reno Parts Distribution Center
6565 Echo Ave
Reno, NV 89506
Parts Distribution Centers provide auto service parts for a variety of GM vehicles, fulfilling orders for GM dealers and ACDelco customers.
Year Opened: 2003
Union: UAW Local 2162
Facility Type: Customer Care & Aftersales
Lockport Operations
200 Upper Mountain Road
Lockport, NY 14094
Lockport Operations produces radiators, condensers, oil coolers, HVAC modules, evaporators, and other parts. The facility was founded in 1910 as Harrison Radiator Co., and acquried by GM in 1918.
Year Opened: 1939
Union: UAW Local 686 and 55
Facility Type: Components Holding Facilities
Rochester Operations
1000 Lexington Avenue
Rochester, NY 14606
Rochester Operations produces integrated air modules, fuel rails, lifter oil manifold assemblies, and fuel injectors for gas-powered cars, as well as electric vehicle battery cooling lines. The site was founded in 1908 as Rochester Coil Co., and joined GM in 1939.
Year Opened: 1939
Union: UAW Local 1097, IUOE 158
Facility Type: Components Holding Facilities
Tonawanda Propulsion
2995 River Rd
Buffalo, NY 14207
Tonawanda builds engines for GM trucks and SUVs as well as the Chevrolet Corvette. Opened in 1938, the site originally produced 6-cylinder engines and axles for Chevrolet vehicles. During World War II, Tonawanda built 14- and 18-cylinder aircraft engines.
Year Opened: 1939
Union: UAW Local 774
Facility Type: Propulsion
Charlotte Parts Distribution Center
10815 Quality Drive
Charlotte, NC 28278
Parts Distribution Centers provide auto service parts for a variety of GM vehicles, fulfilling orders for GM dealers and ACDelco customers.
Year Opened: 1999
Union: UAW Local 2404
Facility Type: Customer Care & Aftersales
Charlotte Technical Center
7605 GM One Team Dr NW
Concord, NC 28027
Focused on motorsports, Charlotte Technical Center works with the Chevrolet and Cadillac racing teams.
Year Opened: 2022
Facility Type: Non-Manufacturing Work Hubs
Cincinnati Parts Distribution
8752 Jacquemin Drive
West Chester, OH 45069
Parts Distribution Centers provide auto service parts for a variety of GM vehicles, fulfilling orders for GM dealers and ACDelco customers.
Year Opened: 2000
Union: UAW Local 674
Facility Type: Customer Care & Aftersales
Defiance Operations
26427 State Route 281
Defiance, OH 43512
GM Defiance is an aluminum foundry and machine center, which produces multiple cylinder blocks and cylinder head castings for GM engines.
Year Opened: 1948
Union: UAW Local 211
Facility Type: Propulsion
DMAX
3100 Dryden Rd
Moraine, OH 45439
DMAX produces diesel engines for heavy-duty Chevrolet Silverado and heavy-duty GMC Sierra pickups. DMAX products also support military, marine, and medium-duty work truck applications.
Year Opened: 1999
Union: IUE Local 755
Facility Type: Propulsion
Products: Chevrolet Silverado HD, GMC Sierra HD
Parma Metal Center
5400 Chevrolet Blvd
Parma, OH 44130
Opened in 1948, Parma is a metal stamping and assembly facility capable of producing over 100 million parts per year. The plant produces sheet metal stampings and assemblies, supporting multiple GM vehicle platforms.
Year Opened: 1948
Union: UAW Local 1005
Facility Type: Metal Center
Toledo Propulsion Systems
1455 West Alexis Road
Toledo, OH 43612
Toledo Propulsion Systems manufactures transmissions and drive units for a variety of GM vehicles. The site was the first GM U.S. propulsion manufacturing facility to be transformed for EV related production.
Year Opened: 1916 (purchased by GM in 1956)
Union: UAW Local 14
Facility Type: Propulsion
Products: Chevrolet Silverado EV, HD and LD; Chevrolet Colorado; Chevrolet Traverse; GMC Canyon; GMC HUMMER EV; GMC Sierra EV, HD and LD; GMC Acadia; Cadillac CT5
Philadelphia Parts Distribution Center
200 Cabot Boulecard E
Lang Horne, PA 19030
Parts Distribution Centers provide auto service parts for a variety of GM vehicles, fulfilling orders for GM dealers and ACDelco customers.
Year Opened: 2001
Union: UAW Local 2177
Facility Type: Customer Care & Aftersales
Memphis ACDelco Parts Distribution Center
5115 Pleasant Hills Road
Memphis, TN 38118
Parts Distribution Centers provide auto service parts for a variety of GM vehicles, fulfilling orders for GM dealers and ACDelco customer
Year Opened: 1999
Union: UAW Local 2406
Facility Type: Customer Care & Aftersales
Spring Hill Manufacturing
100 Saturn Parkway
Spring Hill, TN 37174
Spring Hill builds both internal combustion and electric vehicles on one assembly line. The campus, which also includes stamping, global propulsion and battery assembly, sits on 2,100 acres, incuding 700 acres dedicated to farming, and 100 acres of wildlife habitat.
Year Opened: 1990
Union: UAW Local 1853
Facility Type: Vehicle Assembly; Propulsion
Products: Cadillac XT5, XT6, LYRIQ and VISTIQ
Arlington Assembly
2625 E Abram
Arlington, TX 76010
Arlington Assembly builds the Cadillac Escalade, GMC Yukon, Chevrolet Suburban, and the Chevy Tahoe. The site has been building GM vehicles for more than 70 years.
Year Opened: 1954
Union: UAW Local 276
Facility Type: Vehicle Assembly
Products: Chevrolet Tahoe, Suburban; GMC Yukon and Yukon XL; Cadillac Escalade and Escalade-V
Austin Innovation Center
13201 McCallen Pass
Austin, TX 78753
Austin Innovation is a hub for software and digital product development, as well as data analysis and research. Austin also supports GM's technology infrastructure, integrating digital tools into core business operations and support.
Year Opened: 2012
Facility Type: Non-Manufacturing Work Hubs
Fort Worth Parts Distribution Center
301 Freedom Drive
Roanoke, TX 76262
Parts Distribution Centers provide auto service parts for a variety of GM vehicles, fulfilling orders for GM dealers and ACDelco customers.
Year Opened: 2001
Union: UAW Local 816
Facility Type: Customer Care & Aftersales
Martinsburg Parts Distribution Center
608 Caperton Boulevard
Martinsburg, WV 25401
Parts Distribution Centers provide auto service parts for a variety of GM vehicles, fulfilling orders for GM dealers and ACDelco customers.
Year Opened: 2001
Union: UAW Local 1590
Facility Type: Customer Care & Aftersales
Hudson Parts Distribution Center
2200 Wills Miller Dr
Hudson, WI 54016
Parts Distribution Centers provide auto service parts for a variety of GM vehicles, fulfilling orders for GM dealers and ACDelco customers.
Year Opened: 2004
Union: UAW Local 722
Facility Type: Customer Care & Aftersales
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- Based on January 2022 to December 2024 S&P Global Mobility new vehicle registrations in the U.S. (excludes Puerto Rico).
- Based on S&P Global Mobility US owner loyalty analysis, General Motors had the greatest percentage of owners who returned to market and purchased or leased another General Motors vehicle in the calendar years between 2015 and 2024.
- Dealerships are independently owned and operated and dealership employees are employed by individual dealerships, not GM.
- Number is an estimated combination of GM employes, dealer employees, and indirect jobs tied to GM’s operations through suppliers, etc. as of April 2025.
- Source: Oxford Economics June 2023 study – “The Economic Impact of General Motors in the U.S.”