Detroit Assembly (also known as Detroit Cadillac, Cadillac Assembly, Cadillac Main, or Clark Street Assembly) was a

General Motors General Motors Company (GM) is an American Multinational corporation, multinational Automotive industry, automotive manufacturing company headquartered in Detroit, Michigan, United States. The company is most known for owning and manufacturing f ...

automobile A car, or an automobile, is a motor vehicle with wheels. Most definitions of cars state that they run primarily on roads, Car seat, seat one to eight people, have four wheels, and mainly transport private transport#Personal transport, peopl ...

factory in

Detroit Detroit ( , ) is the List of municipalities in Michigan, most populous city in the U.S. state of Michigan. It is situated on the bank of the Detroit River across from Windsor, Ontario. It had a population of 639,111 at the 2020 United State ...

Michigan Michigan ( ) is a peninsular U.S. state, state in the Great Lakes region, Great Lakes region of the Upper Midwest, Upper Midwestern United States. It shares water and land boundaries with Minnesota to the northwest, Wisconsin to the west, ...

on Clark Street, south of Michigan Avenue ( U.S. Route 12). It began operations in 1921 and Cadillac bodies were supplied by Fleetwood Metal Body in 1921 after

Fisher Body Fisher Body was an automobile coachbuilder founded as the Fisher Body Company by Frederic and Charles Fisher in 1908 in Detroit, Michigan when they absorbed a fledgling autobody maker. By 1916 the concern had grown into one of the world's large ...

assumed operations. It was the second location that built Cadillacs, when Cadillac originally started out as the

Henry Ford Company The Henry Ford Company was an automobile manufacturer active from 1901 to 1902. Named after Henry Ford, it was his second company after the Detroit Automobile Company, which had been founded in 1899. The Henry Ford Company was founded November 1 ...

which was located at the intersection of Cass Avenue and Amsterdam Street. Engine block and cylinder heads were cast at Saginaw Metal Casting Operations then assembled at

Tonawanda Engine Tonawanda Engine is a General Motors engine factory in Buffalo, New York. The plant consists of three facilities totaling and sits upon . The factory receives cast engine blocks from Defiance Foundry in Defiance, Ohio and Saginaw Metal Casting ...

before delivery to Detroit Assembly for installation. In 1903, the Cadillac Motor Company began operations at a factory built at 450 Amsterdam Street (now an apartment complex, although the original factory window style is still visible to this day), Detroit, and began building cars at the all new Clark Street facility in 1921, where the factory manufactured Cadillac models until December 23, 1987, when production of Cadillac's full-size D-bodies moved to Arlington Assembly in

Arlington, Texas Arlington is a city in Tarrant County, Texas, Tarrant County, Texas, United States. It is part of the Mid-Cities region of the Dallas–Fort Worth metroplex, Dallas–Fort Worth–Arlington metropolitan statistical area, and is a principal c ...

, while production of downsized FWD DeVille/Fleetwood/Seville models were relocated to Detroit/Hamtramck Assembly and

Orion Assembly Orion Assembly is an automotive assembly plant in Orion Township, Michigan, United States, owned and operated by General Motors. From late 2025, the plant is slated to assemble the Chevrolet Silverado EV and GMC Sierra EV battery electric p ...

by 1985. It is approximately 2 miles southeast of the original Lincoln factory located at 6200 West Warren Avenue. All Cadillac vehicles were built only at this home factory, with production of popular selling models later added to

Linden, New Jersey Linden is a City (New Jersey), city in southeastern Union County, New Jersey, Union County, in the U.S. state of New Jersey. It is part of the New York metropolitan area, located about southwest of Manhattan and bordering Staten Island, a boro ...

South Gate, California South Gate is a city in Los Angeles County, California, United States, with . It is located southeast of Downtown Los Angeles. South Gate is part of the Gateway Cities region of southeastern Los Angeles County. The city was incorporated on J ...

in " knock down kits" starting in the 1930s to meet demand. The bodies were built by Fisher at Fleetwood Plant #18 at 261 W End St, and transferred by rail to Clark Street for final assembly. From 1984 to 1987, the plant also built the Oldsmobile 88 and Custom Cruiser and the Chevrolet Caprice. Detroit Assembly used the VIN codes "Q" and "9." The site of the plant was redeveloped into the 88-

acre The acre ( ) is a Unit of measurement, unit of land area used in the Imperial units, British imperial and the United States customary units#Area, United States customary systems. It is traditionally defined as the area of one Chain (unit), ch ...

Clark Street Technology Park in 1997 by

and three other partners. It is now the location for Inland Waters Pollution Control.

LaSalle Factory/DeSoto Factory

For a brief time Cadillac's LaSalle was built at a separate factory in Detroit called Wyoming Assembly at 6000 Wyoming Avenue just north of Ford Road west of the Ford Drive-In Theatre. It was built in 1917 to manufacture

Liberty Engine The Liberty L-12 is an American water-cooled 45° V-12 engine, displacing and making , designed for a high power-to-weight ratio and ease of mass production. It was designed principally as an aircraft engine and saw wide use in aero applicat ...

s for airplanes used during WW I, then the factory was used by

Chalmers Automobile The Chalmers Motor Company was an American automobile manufacturer headquartered in Detroit, Michigan. Founded in 1908 by Hugh Chalmers, the company was known for producing high-end vehicles. Chalmers automobiles gained recognition for their toug ...

to build the Saxon automobile until 1922. General Motors bought the Chalmers Plant in 1926 and 1927 built LaSalle cars there. The factory is adjacent to the Dearborn neighborhood and is 2.75 miles west of the Clark Street Factory location. After LaSalle was no longer manufactured, it was purchased by

Chrysler FCA US, LLC, Trade name, doing business as Stellantis North America and known historically as Chrysler ( ), is one of the "Big Three (automobile manufacturers), Big Three" automobile manufacturers in the United States, headquartered in Auburn H ...

in 1934 and became a DeSoto factory until that brand was cancelled in the early 1960s. The factory is nearby railroad tracks which were very busy supplying coachwork from the Fleetwood Factory or other Fisher factories within Detroit and shipping finished product to cities across the United States.

Vehicles Manufactured

Historical and classic, 1902-1949

=Early Antique

= *1902-1903

Cadillac Runabout and Tonneau The first Cadillac automobiles were the 1903 Model built in the last quarter of 1902. These were 2-seater "horseless carriages" powered by a reliable and sturdy piston engine, single-cylinder engine developed by Alanson Partridge Brush and buil ...

— 72 in wheelbase

single-cylinder engine A single-cylinder engine, sometimes called a thumper, is a piston engine with one cylinder. This engine is often used for motorcycles, motor scooters, motorized bicycles, go-karts, all-terrain vehicles, radio-controlled vehicles, power tools ...

*1903-1904 Cadillac Model A — 72 in wheelbase single-cylinder engine *1904 Cadillac Models A and B ** Model A — 72 in wheelbase single-cylinder engine ** Model B — 76 in wheelbase single-cylinder engine *1905 Cadillac Models B, C, D, E and F ** Model B — 76 in wheelbase single-cylinder engine ** Model C — 72 in wheelbase single-cylinder engine ** Model D — 100 in wheelbase

four-cylinder engine The engine configuration describes the fundamental operating principles by which internal combustion engines are categorized. Piston engines are often categorized by their cylinder layout, valves and camshafts. Wankel engines are often categoriz ...

** Model E — 74 in wheelbase single-cylinder engine ** Model F — 76 in wheelbase single-cylinder engine *1906 Cadillac Models H, K, L, and M ** Model H — 102 in wheelbase four-cylinder engine ** Model K — 74 in wheelbase single-cylinder engine ** Model L — 110 in wheelbase four-cylinder engine **

Model M Model M keyboards are a group of computer keyboards designed and manufactured by IBM starting in 1985, and later by Lexmark International, Maxi Switch, and Unicomp. The keyboard's different variations have their own distinct characteristi ...

— 76 in wheelbase single-cylinder engine *1907 Cadillac Models G, H, K, and M ** Model G — 100 in wheelbase four-cylinder engine ** Model H — 102 in wheelbase four-cylinder engine ** Model K — 74 in wheelbase single-cylinder engine **

— 76 in wheelbase single-cylinder engine *1908 Cadillac Models G, H, M, S and T ** Model G — 100 in wheelbase four-cylinder engine ** Model H — 102 in wheelbase four-cylinder engine **

— 76 in wheelbase single-cylinder engine ** Model S — 82 in wheelbase single-cylinder engine ** Model T — 82 in wheelbase single-cylinder engine *1909-1911

Cadillac Model Thirty The Cadillac Model Thirty was an American Car, automobile introduced in December 1909 by the Cadillac Division of General Motors, and sold through 1911. It was the company's only model for those years and was based on the 1907 Cadillac Model G, M ...

**1909 — 106 in wheelbase four-cylinder engine **1910 — 110 in wheelbase; 120 in wheelbase (limousine) four-cylinder engine Fisher **1911 — 116 in wheelbase four-cylinder engine Fisher *1912 — Cadillac Model 1912; 116 in wheelbase four-cylinder engine Fisher *1913 — Cadillac Model 1913; 120 in wheelbase four-cylinder engine Fisher *1914 — Cadillac Model 1914; 120 and 134 in wheelbase four-cylinder engine Fisher *1915 — Cadillac Type 51; 122 and 145 in wheelbase V8 Fisher *1916 — Cadillac Type 53; 122 132 and 145 in wheelbase V8 Fisher *1917 — Cadillac Type 55; 125 and 145 in wheelbase V8 Fisher *1918-1919 Cadillac Type 57; 125 132 and 145 in wheelbase V8 Fisher

=1920s

= *1920-1921 Cadillac Type 59; 122 and 132 in wheelbase V8 Fisher *1922-1923 Cadillac Type 61; 132 in wheelbase V8 Fisher All vehicles listed below were manufactured at Clark Street Assembly *1924 — Cadillac Type V-63; 132 and 145 in wheelbase V8 Fisher *1925 — Cadillac Type V-63; 132 138 and 145 in wheelbase V8 Fisher

Fleetwood Fleetwood is a coastal town in the Borough of Wyre in Lancashire, England, at the northwest corner of the Fylde. It had a population of 25,939 at the 2011 United Kingdom census, 2011 census. Fleetwood acquired its modern character in the 1830 ...

*1926-1927 Cadillac Series 314; 132 138 and 150 in wheelbase V8 Fisher Fleetwood *1928 — Cadillac Series 341-A; 140 and 152 in wheelbase V8 Fisher Fleetwood *1929 — Cadillac Series 341-B; 140 and 152 in wheelbase V8 Fisher Fleetwood

=1930s

= *1930 Cadillac Series 353, 370 and 452 Fisher Fleetwood ** Series 353 — 140 and 152 in wheelbase V8 Fisher Fleetwood ** Series 370 — 140 143 and 152 in wheelbase V12 Fisher Fleetwood ** Series 452 — 148 in wheelbase V16 Fisher Fleetwood *1931 Cadillac Series 355, 370-A and 452-A Fisher Fleetwood ** Series 355 — 134 and 152 in wheelbase V8 Fleetwood ** Series 370-A — 140 143 and 152 in wheelbase V12 Fleetwood ** Series 452-A — 148 in wheelbase V16 Fisher Fleetwood *1932 Cadillac Series 355-B, 370-B and 452-B Fisher Fleetwood ** Series 355-B — 134 and 156 in wheelbase V8 Fisher Fleetwood ** Series 370-B — 140 and 156 in wheelbase V12 Fisher Fleetwood ** Series 452-B — 143 and 149 in wheelbase V16 Fisher Fleetwood *1933 Cadillac Series 355-C, 370-C and 452-C Fisher Fleetwood ** Series 355-C — 140 and 156 in wheelbase V8 ** Series 370-C — 134 140 and 156 in wheelbase V12 ** Series 452-C — 143 and 149 in wheelbase V16 *1934 Cadillac Series 10, 20, 30 and 452-D Fisher Fleetwood ** Series 10 — 128 in wheelbase V8 ** Series 20 — 136 in wheelbase V8 **

Series 30 Nokia Series 30, often shortened as S30, is a software platform and application user interface that was previously used by Nokia for its basic entry-level mobile phones. Unlike Series 40, Series 30 phones are not capable of running J2ME, Java a ...

— 146 in wheelbase V8 ** Series 355-D ** Series 370-D — 146 in wheelbase V12 ** Series 452-D — 154 in wheelbase V16 *1935 Cadillac Series 10, 20, 30 and 452-D Fisher Fleetwood ** Series 10 — 128 in wheelbase V8 ** Series 20 — 136 in wheelbase V8 **

— 146 in wheelbase V8 ** Series 370-D — 146 and 160 in wheelbase V12 ** Series 452-D or 60 — 154 in wheelbase V16 *1936 Cadillac Series 36–60, 36–70, 36–75, 36–80, 36–85, 36-90 Fisher Fleetwood ** Series 36-60 — 121 in wheelbase V8 ** Series 36-70 — 131 in wheelbase V8 ** Series 36-75 — 138 in wheelbase V8 ** Series 36-80 — 131 and 160 in wheelbase V12 ** Series 36-85 — 138 in wheelbase V12 ** Series 36-90 — 154 in wheelbase V16 *1937 Cadillac Series 36–60, 37–65, 37–70, 37–75, 37–85, 37-90 Fisher Fleetwood ** Series 37-60 — 124 and 160.75 in wheelbase V8 ** Series 37-65 — 131 in wheelbase V8 ** Series 37-70 — 131 in wheelbase V8 ** Series 37-75 — 138 and 156 in wheelbase V8 ** Series 37-85 — 138 in wheelbase V12 ** Series 37-90 — 154 in wheelbase V16 *1938 Cadillac Series 38–60, 38-60S, 38–65, 38–75, 38-90 Fisher Fleetwood ** Series 38-60 — 124 and 160 in wheelbase V8 ** Series 38-60S — 127 in wheelbase V8 ** Series 38-65 — 132 in wheelbase V8 ** Series 38-75 — 141 and 160 in wheelbase V8 ** Series 38-90 — 141 in wheelbase V16 *1939 Cadillac Series 39-60S, 39–65, 39–75, 39-90 Fisher Fleetwood ** Series 39-60S — 127 in wheelbase V8 ** Series 39-61 — 126 and 162_ in wheelbase V8 ** Series 39-75 — 141 and 161_ in wheelbase V8 ** Series 39-90 — 141 in wheelbase V16

=1940s

= *1940 Cadillac Series 40-60S, 40–62, 40–72, 40–75, 40-90 Fisher Fleetwood ** Series 40-60S — 127 in wheelbase V8 ** Series 40-62 — 129 in wheelbase V8 ** Series 40-72 — 138 and 165_ in wheelbase V8 ** Series 40-75 — 141 and 161_ in wheelbase V8 ** Series 40-90 — 141 in wheelbase V16 *1941 Cadillac Series 41-60S, 41–61, 41–62, 41–63, 41–67, 41-75 Fisher Fleetwood ** Series 41-60S — 126 in wheelbase V8 ** Series 41-61 — 126 in wheelbase V8 ** Series 41-62 — 126 and 163 in wheelbase V8 ** Series 41-63 — 126 in wheelbase V8 ** Series 41-67 — 139 in wheelbase V8 ** Series 41-75 — 136 and 163 in wheelbase V8 *1942 Cadillac Series 42-60S, 42–61, 42–62, 42–63, 42–67, 42-75 Fisher Fleetwood ** Series 42-60S Fleetwood — 133 in wheelbase V8 ** Series 42-61 — 126 in wheelbase V8 ** Series 42-62 — 129 in wheelbase V8 ** Series 42-63 — 126 in wheelbase V8 ** Series 42-67 — 139 in wheelbase V8 ** Series 42-75 — 136 and 163 in wheelbase V8 *1946 Cadillac Series 60S, 61, 62, 75 Fisher Fleetwood ** Series 60S Fleetwood — 133 in wheelbase V8 ** Series 61 — 126 in wheelbase V8 ** Series 62 — 129 in wheelbase V8 ** Series 75 — 136 in wheelbase V8 *1947 Cadillac Series 60S, 61, 62, 75 Fisher Fleetwood ** Series 60S Fleetwood — 133 in wheelbase V8 ** Series 61 — 126 in wheelbase V8 ** Series 62 — 129 in wheelbase V8 ** Series 75 — 138 in wheelbase V8 *1948-1949 Cadillac Series 60S, 61, 62, 75 Fisher Fleetwood ** Series 60S Fleetwood — 133 in wheelbase V8 ** Series 61 — 126 in wheelbase V8 ** Series 62 — 126 in wheelbase V8 ** Series 75 — 136 in wheelbase V8

Modern Era

* Cadillac Seville * Cadillac Calais * Cadillac DeVille * Cadillac Eldorado *

Cadillac Fleetwood The Cadillac Fleetwood is a Luxury car#Luxury saloon / full-size luxury sedan, full-size luxury sedan that was marketed by Cadillac from the 1977 through 1996 model years. Taking its nameplate from a coachbuilder historically associated with the ...

* Cadillac Fleetwood Brougham

References

{{General Motors factories General Motors factories Chrysler factories Industrial buildings and structures in Detroit Former motor vehicle assembly plants Motor vehicle assembly plants in Michigan 1921 establishments in Michigan 1987 disestablishments in Michigan Mill architecture