Cadillac has issued further details of its new STS, prior to its New York Show debut on April 7.

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The new model is based on General Motors’ new rear-wheel-drive Sigma platform, which also underpins the CTS sedan, and SRX crossover.


The STS will be available with a 255-horsepower 3.6 litre V6 in a rear-drive configuration, or the 320-horsepower Northstar 4.6 litre V8 in both rear- and all-wheel-drive configurations. Both engines incorporate variable valve timing (VVT) and are mated to five-speed automatic transmissions.


Integrated chassis control technologies include a two-mode ‘magnetic ride control’ offering performance or touring settings, four-channel StabiliTrak, and optional high-precision ZF steering gear.


Other technology includes keyless ignition, remote starting, (not adaptive cruise control, a four-colour head-up display, heated and ventilated seats and heated steering wheel.

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A new 15-speaker Bose audio system also has an integrated six-disc CD/DVD changer and is capable of playing a broad array of formats including DVD-A, CD, and MP3. It includes an eight-inch touch screen and advanced navigation and has Bluetooth capability, advanced voice recognition, and OnStar.


The STS will be built at GM’s Lansing Grand River assembly center in Michigan, beginning in summer 2004 and will go on sale in the US in the fourth quarter of 2004.


Like its Seville predecessor, the STS will be available in Europe, Japan, Russia, Middle East, South Korea, Taiwan and Israel with sales beginning next year.