The 6L80 (and similar 6L90) is a six-speed

automatic transmission An automatic transmission (sometimes abbreviated to auto or AT) is a multi-speed transmission used in internal combustion engine-based motor vehicles that does not require any input from the driver to change forward gears under normal driving c ...

built by

General Motors The General Motors Company (GM) is an American Multinational corporation, multinational Automotive industry, automotive manufacturing company headquartered in Detroit, Michigan, United States. It is the largest automaker in the United States and ...

at its

Willow Run Transmission Willow Run Transmission (also called Ypsilanti Transmission Operations, YTO) was a General Motors factory in Ypsilanti Township, Michigan. Acquired by GM in 1953, it produced Hydramatic and other automatic transmissions for use in vehicles built by ...

plant in

Ypsilanti, MI Ypsilanti (), commonly shortened to Ypsi, is a city in Washtenaw County in the U.S. state of Michigan. As of the 2020 census, the city's population was 20,648. The city is bounded to the north by Superior Township and on the west, south, an ...

. It was introduced in late 2005, and is very similar in design to the smaller 6L45/6L50, produced at GM Powertrain in

Strasbourg, France Strasbourg (, , ; german: Straßburg ; gsw, label=Bas Rhin Alsatian dialect, Alsatian, Strossburi , gsw, label=Haut Rhin Alsatian dialect, Alsatian, Strossburig ) is the Prefectures in France, prefecture and largest city of the Grand Est Re ...

. It features clutch to clutch shifting, eliminating the one-way clutches used on older transmission designs. In February 2006 GM announced that it would invest $500 million to expand the

Toledo Transmission Toledo Propulsion Systems (previously called Toledo Transmission Operations, TTO, and Powertrain Toledo) is a 2.8 million square feet; 151 acres General Motors transmission factory in Toledo, Ohio. The plant manufactures and assembles GM’s s ...

plant in

Toledo, Ohio Toledo ( ) is a city in and the county seat of Lucas County, Ohio, United States. A major Midwestern United States port city, Toledo is the fourth-most populous city in the state of Ohio, after Columbus, Cleveland, and Cincinnati, and according ...

to produce the 6L80 in 2008. Torque rating 440 ft/lb (600 nm). 6L90 1220ft/lb (2000 nm).

Specifications

Technical data

Applications

* 2006-2009

Cadillac XLR-V The Cadillac XLR is a front-engine, rear-drive, two passenger roadster manufactured and marketed by Cadillac from 2003 to 2009 across a single generation — and noted for its power retractable hardtop, Bulgari designed interior instruments ...

* 2006-2013

Chevrolet Corvette The Chevrolet Corvette is a two-door, two-passenger luxury sports car manufactured and marketed by Chevrolet since 1953. With eight design generations, noted sequentially from C1 to C8, the Corvette is noted for its performance and distinctive ...

* 2006

Holden VE Commodore The Holden Commodore (VE) is an executive car that was produced by Holden from 2006 to 2013. It was the first iteration of the fourth generation of the Commodore. Its range included the luxury variants, Holden Berlina (VE) and Holden Calais (VE ...

/2008-2009

Pontiac G8 The Pontiac G8 is a Full-size car, full-size sedan that was produced by Holden in Australia, and then exported to the United States, where it was sold by Pontiac (automobile), Pontiac. The G8, a badge engineering, rebadged Holden Commodore (VE), ...

* 2006-2013 Holden/Chevrolet WM Statesman/Caprice * 2014-2017 Holden/Chevrolet WN Statesman/Caprice * 2007-2014 Chevrolet Silverado 2500HD/3500 HD 6.0 (6L90) * 2007-2014 GMC Sierra 2500HD/3500HD 6.0 (6L90) * 2007-2013 GMC Sierra Denali * 2009-2013 Chevrolet Silverado 1500 5.3 (ext. & crew cab), 6.2 * 2009-2013 GMC Sierra 1500 5.3 (ext. & crew cab), 6.2 * 2010-2013 Chevrolet Silverado 1500 5.3 (reg. cab) * 2010-2013 GMC Sierra 1500 5.3 (reg. cab) * 2006-2009 Cadillac STS-V * 2007-2015

Cadillac Escalade The Cadillac Escalade is a full-size luxury SUV engineered and manufactured by General Motors. It was Cadillac's first major entry into the SUV market. The Escalade was introduced for the 1999 model year in response to competition from the Merced ...

* 2007-2015

Cadillac Escalade ESV The Cadillac Escalade is a full-size luxury SUV engineered and manufactured by General Motors. It was Cadillac's first major entry into the SUV market. The Escalade was introduced for the 1999 model year in response to competition from the Merced ...

* 2007-2013

Cadillac Escalade EXT The Cadillac Escalade is a full-size luxury SUV engineered and manufactured by General Motors. It was Cadillac's first major entry into the SUV market. The Escalade was introduced for the 1999 model year in response to competition from the Merc ...

* 2010-present

Chevrolet Express Chevrolet ( ), colloquially referred to as Chevy and formally the Chevrolet Motor Division of General Motors Company, is an American automobile division of the American manufacturer General Motors (GM). Louis Chevrolet (1878–1941) and oust ...

2500-3500 (6L90-E) * 2010-present

GMC Savana Savana is a town and commune in Madagascar. It belongs to the district of Vohipeno, which is a part of Vatovavy-Fitovinany Region. The population of the commune was estimated to be approximately 4,000 in the 2001 commune census. Only primary sch ...

2500-3500 (6L90-E) * 2007-2015

GMC Yukon Denali The Chevrolet Tahoe, and its badge engineered GMC Yukon counterpart, are full-size SUVs from General Motors, offered since 1994 and 1991, respectively. Since 1982, Chevrolet and GMC sold two different-sized SUVs under their 'Blazer' and 'Jimmy ...

* 2009-2020

Chevrolet Tahoe The Chevrolet Tahoe, and its badge engineered GMC Yukon counterpart, are full-size SUVs from General Motors, offered since 1994 and 1991, respectively. Since 1982, Chevrolet and GMC sold two different-sized SUVs under their 'Blazer' and 'Jimmy ...

* 2009-2020

GMC Yukon GMC may refer to: Government India * Gandhinagar Municipal Corporation, in Gujarat * Gobichettipalayam Municipal Corporation, in Tamil Nadu * Guntur Municipal Corporation, in Andhra Pradesh * Guwahati Municipal Corporation, in Assam * Gwalior ...

* 2009-2020

Chevrolet Suburban The Chevrolet Suburban is a series of automobiles built by the Chevrolet division of General Motors. The name started in 1934 for the 1935 U.S. model year, making it the longest continuously used automobile nameplate in production. It has tra ...

1500 * 2008-2013

2500 (6L90) * 2009-2020

GMC Yukon XL GMC may refer to: Government India * Gandhinagar Municipal Corporation, in Gujarat * Gobichettipalayam Municipal Corporation, in Tamil Nadu * Guntur Municipal Corporation, in Andhra Pradesh * Guwahati Municipal Corporation, in Assam * Gwalior ...

* 2008-2009

Hummer H2 The Hummer H2 is a large SUV that was marketed by Hummer and built in the AM General facility under contract from General Motors from 2002 to 2009. It is based on a modified GMT820 GM three-quarter-ton pickup truck in the front and a half-ton 15 ...

* 2009-2013

Cadillac CTS-V The Cadillac CTS is an executive car that was manufactured and marketed by General Motors from 2003 until 2019 across three generations. Historically, it was priced similarly to cars on the compact luxury spectrum; but it has always been size ...

(6L90) * 2014-2019 (K2XX) Chevrolet Silverado/GMC Sierra 1500 * 2010-2015

Chevrolet Camaro The Chevrolet Camaro is a mid-size American automobile manufactured by Chevrolet, classified as a pony car. It first went on sale on September 29, 1966, for the 1967 model year and was designed to compete with the Ford Mustang. The Camaro share ...

* 2011-2017

Chevrolet Caprice PPV The Chevrolet Caprice is a full-sized automobile produced by Chevrolet in North America for the 1965 to 1996 model years. Full-size Chevrolet sales peaked in 1965 with over a million sold. It was the most popular car in the U.S. in the 1960s ...

* 2012-2015

Chevrolet Camaro ZL1 The Chevrolet Camaro is a mid-size American automobile manufactured by Chevrolet, classified as a pony car. It first went on sale on September 29, 1966, for the 1967 model year and was designed to compete with the Ford Mustang. The Camaro share ...

(6L90) * 2011(September)-2013 Holden VE Commodore Series 2(MY 2012) * 2014-2017

Holden VF Commodore The Holden Commodore (VF) is an executive car that was produced by Holden between June 2013 and October 2017. It was the second and last significantly restyled iteration of the fourth (and final) generation of the Holden Commodore to be manufa ...

Chevrolet SS The Holden Commodore (VF) is an executive car that was produced by Holden between June 2013 and October 2017. It was the second and last significantly restyled iteration of the fourth (and final) generation of the Holden Commodore to be manufa ...

* 2009-2013

Chevrolet Avalanche The Chevrolet Avalanche is a four-door, five or six-passenger pickup truck sharing General Motors, GM's long-wheelbase chassis used on the Chevrolet Suburban and Cadillac Escalade EXT. Breaking with a long-standing tradition, the Avalanche was un ...

* 2015-2019 Chevrolet Silverado 2500HD/3500 HD 6.0 (6L90) * 2015-2019 GMC Sierra 2500HD/3500HD 6.0 (6L90) * 2019-2021 (T1XX) Chevrolet Silverado/GMC Sierra 1500 * 2020-present Chevrolet Silverado 2500HD/3500 HD 6.6 L8T (6L90) * 2020-present GMC Sierra 2500HD/3500HD 6.6 L8T (6L90)

References

{{Reflist 6L80

Specifications

Technical data

Applications

See also

References