Base model: Rear-drive, 3-liter engine, four-speed automatic transmission,speed-sensitive power steering, power disc brakes with antilock, 16-inch alloy wheels, P225/55R16 all-season radials, traction control, front and sideair bags for front passengers, power doors with keyless entry, OnStarcommunications system, ather seats, power driver's seat, heated powermirrors, dual-zone climate control, air filtration system, leather-wrappedsteering wheel with audio controls, stereo/cassette. Test model: Sport package (heated sport front seats, special exterior andinterior trim, rear spoiler, 17-inch alloy wheels, P235/45R17 mud and snowtires, sport suspension, theft deterrent system, garage door opener, xenon headlights), sunroof, upgraded sound system with CD player, power rear sunshade. Base price: $30,860 Test price: $35,763 (including shipping) EPA city mileage: 18 m.p.g. Test mileage: 20 m.p.g. Warranty: Four years/50,000 miles bumper to bumper.