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Theta is
''Note: Vehicles with "**" are
General Motors has created a premium version of Theta for luxury applications. It mixed elements of the current Theta and the new Epsilon 2 architecture. Thus, this platform is sometimes also referred to as Theta-Epsilon (GMT166). Theta Premium supports larger models than the standard platform.
Vehicles using Theta Premium:
* 2010–2016 Cadillac SRX
* 2011
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 platform
A car platform is a shared set of common design, engineering, and production efforts, as well as major components, over a number of outwardly distinct models and even types of cars, often from different, but somewhat related, marques. It is prac ...
for compact
Compact as used in politics may refer broadly to a pact or treaty; in more specific cases it may refer to:
* Interstate compact, a type of agreement used by U.S. states
* Blood compact, an ancient ritual of the Philippines
* Compact government, a t ...
/mid-size crossover SUV
A crossover, crossover SUV, or crossover utility vehicle (CUV) is a type of automobile with an increased ride height that is built on unibody chassis construction shared with passenger cars, as opposed to traditional sport utility vehicles ( SU ...
s. The architecture debuted in 2002 with the Saturn Vue
The Saturn Vue is a compact SUV that was built and marketed by Saturn, and it was Saturn's best-selling model. It was the first vehicle to use the GM Theta platform when it was introduced in 2001 for the 2002 model year. The Vue was facelifte ...
and was later used for the Chevrolet Equinox
The Chevrolet Equinox is a crossover SUV introduced by Chevrolet in 2004 for the 2005 model year. It was intended to replace the North American Chevrolet Tracker and Chevrolet S-10 Blazer. The third-generation Equinox also replaced the fir ...
and Captiva and similar models.
Development
The Theta uses a four-wheelindependent suspension
Independent suspension is any automobile suspension system that allows each wheel on the same axle to move vertically (i.e. reacting to a bump on the road) independently of the others. This is contrasted with a beam axle or deDion axle system in ...
. Engine choices include the Family II straight-4
A straight-four engine (also referred to as an inline-four engine) is a four-cylinder piston engine where cylinders are arranged in a line along a common crankshaft.
The majority of automotive four-cylinder engines use a straight-four layout ( ...
, Ecotec Ecotec (capitalized ECOTEC, from "Emissions Control Optimization TEChnology") is a General Motors (GM) and Opel Automobile GmbH (Opel) trademark that refers to a series of emissions technologies that were implemented throughout a range of GM engines ...
straight-4
A straight-four engine (also referred to as an inline-four engine) is a four-cylinder piston engine where cylinders are arranged in a line along a common crankshaft.
The majority of automotive four-cylinder engines use a straight-four layout ( ...
, '' 3400'' V6, and even a Honda
commonly known as just Honda, is a Japanese multinational corporation, multinational Conglomerate (company), conglomerate automotive manufacturer headquartered in Minato, Tokyo, Japan.
Founded in October 1946 by Soichiro Honda, Honda has bee ...
V6, the L66. A 5-speed automatic
Automatic may refer to:
Music Bands
* Automatic (Australian band), Australian rock band
* Automatic (American band), American rock band
* The Automatic, a Welsh alternative rock band
Albums
* ''Automatic'' (Jack Bruce album), a 1983 el ...
and two 5-speed manual transmission
A manual transmission (MT), also known as manual gearbox, standard transmission (in Canadian English, Canada, British English, the United Kingdom and American English, the United States), or stick shift (in the United States), is a multi-speed ...
s are used.
The original Saturn Vue
The Saturn Vue is a compact SUV that was built and marketed by Saturn, and it was Saturn's best-selling model. It was the first vehicle to use the GM Theta platform when it was introduced in 2001 for the 2002 model year. The Vue was facelifte ...
used a short 106.6 in (2708 mm) wheelbase, with a 61 in (1549 mm) track. The Chevrolet Equinox
The Chevrolet Equinox is a crossover SUV introduced by Chevrolet in 2004 for the 2005 model year. It was intended to replace the North American Chevrolet Tracker and Chevrolet S-10 Blazer. The third-generation Equinox also replaced the fir ...
and Pontiac Torrent use a stretched 112.5 in (2857 mm) wheelbase, but share much with the Saturn.
The Suzuki Grand Vitara, although similar in size and appearance to a Saturn Vue, was developed by Suzuki using some Theta components, but should not be considered a Theta derivative.
Engineering for the Opel Antara and Chevrolet Captiva was performed in large part in Korea by GM Daewoo Auto & Technology, and by Opel in Germany.
Hybrids
TheSaturn Vue
The Saturn Vue is a compact SUV that was built and marketed by Saturn, and it was Saturn's best-selling model. It was the first vehicle to use the GM Theta platform when it was introduced in 2001 for the 2002 model year. The Vue was facelifte ...
was one of the first of 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 ...
' vehicles to be offered with a hybrid
Hybrid may refer to:
Science
* Hybrid (biology), an offspring resulting from cross-breeding
** Hybrid grape, grape varieties produced by cross-breeding two ''Vitis'' species
** Hybridity, the property of a hybrid plant which is a union of two diff ...
powertrain, GM's belt alternator starter (BAS) system, in 2006.
Vehicles
* Short wheelbase: ** 2002–2007Saturn Vue
The Saturn Vue is a compact SUV that was built and marketed by Saturn, and it was Saturn's best-selling model. It was the first vehicle to use the GM Theta platform when it was introduced in 2001 for the 2002 model year. The Vue was facelifte ...
** 2006–2015 Opel Antara
The Opel Antara is a compact crossover SUV which was marketed by Opel from 2006 to 2015. Based on the GM Theta platform, Theta platform, the Antara closely shared its automobile platform, underpinnings and powertrains with the Chevrolet Captiva. ...
*** 2006–2011 Daewoo Winstorm MaXX*
*** 2006–2017 Chevrolet Captiva Sport*
*** 2008–2010 Saturn Vue
The Saturn Vue is a compact SUV that was built and marketed by Saturn, and it was Saturn's best-selling model. It was the first vehicle to use the GM Theta platform when it was introduced in 2001 for the 2002 model year. The Vue was facelifte ...
*
*** 2008–2010 GMC Terrain (Middle Eastern market)*
*** 2006–2008 Holden Captiva Maxx*
*** 2009–2017 Holden Captiva 5*
** 2006–2018 Chevrolet Captiva
The Chevrolet Captiva is a compact crossover SUV marketed by General Motors. The first generation was developed by GM Korea, based on the GM Theta platform and derived from the S3X concept car revealed in 2004. Released in 2006, it was sold i ...
*** 2006–2011 Daewoo Winstorm**
*** 2006–2018 Holden Captiva 7**
''Note: Vehicles with "*" are rebadged
In the automotive industry, rebadging (also known as badge engineering, an intentionally ironic misnomer in that little or no actual engineering takes place) is a form of market segmentation used by automobile manufacturers around the world. T ...
versions of the Opel Antara
The Opel Antara is a compact crossover SUV which was marketed by Opel from 2006 to 2015. Based on the GM Theta platform, Theta platform, the Antara closely shared its automobile platform, underpinnings and powertrains with the Chevrolet Captiva. ...
''''Note: Vehicles with "**" are
rebadged
In the automotive industry, rebadging (also known as badge engineering, an intentionally ironic misnomer in that little or no actual engineering takes place) is a form of market segmentation used by automobile manufacturers around the world. T ...
versions of the Chevrolet Captiva
The Chevrolet Captiva is a compact crossover SUV marketed by General Motors. The first generation was developed by GM Korea, based on the GM Theta platform and derived from the S3X concept car revealed in 2004. Released in 2006, it was sold i ...
''
* Long wheelbase:
** 2005–2009 Chevrolet Equinox
The Chevrolet Equinox is a crossover SUV introduced by Chevrolet in 2004 for the 2005 model year. It was intended to replace the North American Chevrolet Tracker and Chevrolet S-10 Blazer. The third-generation Equinox also replaced the fir ...
** 2006–2009 Pontiac Torrent
** 2006–2009 Suzuki XL7
** 2010–2017 Chevrolet Equinox
The Chevrolet Equinox is a crossover SUV introduced by Chevrolet in 2004 for the 2005 model year. It was intended to replace the North American Chevrolet Tracker and Chevrolet S-10 Blazer. The third-generation Equinox also replaced the fir ...
** 2010–2017 GMC Terrain
The GMC Terrain is a crossover SUV by American manufacturer General Motors under its GMC (automobile), GMC marque. Sharing its platform with the Chevrolet Equinox, the first-generation Terrain was built on GM's GM Theta platform, Theta platfor ...
* Concepts:
** Chevrolet S3X/T2X
Theta Premium
General Motors has created a premium version of Theta for luxury applications. It mixed elements of the current Theta and the new Epsilon 2 architecture. Thus, this platform is sometimes also referred to as Theta-Epsilon (GMT166). Theta Premium supports larger models than the standard platform.
Vehicles using Theta Premium:
* 2010–2016 Cadillac SRX
* 2011 Saab 9-4X
The Saab 9-4X is a mid-size luxury crossover SUV that was introduced at the 2010 LA Auto Show. It is based on the all-wheel-drive GM Theta Premium platform, which also forms the basis for the Cadillac SRX. Production of the 9-4X began in ...
References
Theta
Theta (, ) uppercase Θ or ; lowercase θ or ; ''thē̂ta'' ; Modern: ''thī́ta'' ) is the eighth letter of the Greek alphabet, derived from the Phoenician letter Teth 𐤈. In the system of Greek numerals, it has a value of 9.
Gree ...