A full-size luxury sports sedan, the 2011 Cadillac STS is stacked with features, making it a rare blend of comfort, performance, and style.
A full-size luxury sedan, the 2010 Cadillac STS has two performance oriented engines to choose from and a long list of impressive standard features.
For a relatively low-priced full-size luxury sport sedan, the 2009 Cadillac STS is a strong performer in terms of styling, powertrains and advanced safety options.
Available with a V6 or a V8 and with RWD or AWD, the 2008 Cadillac STS is a luxury sedan that has plenty of power yet retains that trademark smooth Cadillac ride.
Available with a V6 or V8, the 2007 Cadillac STS is a luxury sedan with seating for five passengers, and a new six-speed transmission for the V8 version.
A full-size luxury sedan with seating for five, the 2006 Cadillac STS adds AWD to the options list, and is available with either a V6 or V8 engine under the hood.
An all-new replacement for the DeVille, the 2005 Cadillac STS is a full-size RWD luxury sedan that is larger than the CTS and is available with a V6 or V8.
See the latest and greatest features of the newly redesigned cars, trucks and SUVs headed to a dealer near you. Search by car manufacturer or specific models to get an in-depth preview of the latest tech, specs, features and photos for the latest model year.
As part of Cadillacs pattern for abandoning names in favor of three-letter codes, STS replaced the Seville nameplate as the brands the mid-range sedan representative for the 2005 model year. Using the Cadillac design language showcased on the CTS and SRX, the STS was a premium sedan with a strong emphasis on performance. Unlike its predecessor, the Cadillac STS was introduced with a standard rear-wheel drive layout or an optional all-wheel drivetrain. Two engines choices were presented on the 2005 STS consisting of a 255-horsepower 3.6-liter V-6 or a 320-horsepower 4.6-liter Northstar V-8. Both Cadillac engines shared the benefits of variable valve timing and were paired with five-speed automatic transmissions. Standard conveniences found on the 2005 Cadillac STS included leather seating, dual-zone climate control, ultrasonic rear parking assist and OnStar.
Front, side and curtain airbags, traction control, StabiliTrak as well as anti-lock disc braking was provided as safety protection. RainSense windshield wiper, Memory package, 15-speaker surround sound system and HID headlamps were optional equipment on the Cadillac STS. Available with an optional equipment group package on the V-8 model, Magnetic Ride Control provides quick-reacting handling characteristics. In 2006, the high-performance Cadillac STS-V model was added to the line-up. The transmission of the STS was upgraded to a six-speed gearbox for the 2007 model year while the 2008 Cadillac sedan included a new 302-horsepower, direct-injected 3.6-liter V-6 engine.
2008 also introduced the Platinum trim level consisting of 18-inch chrome wheels, semi-aniline leather interior and additional chrome accents. The V-8 engine was dropped from the Cadillac STS during the luxury vehicles final year of production in 2011. In 2012, the XTS replaced both the STS and the DTS.