The 2015 Buick Regal is a midsize sedan that comes in base, Premium I, Premium II or GS trim. The base Regal starts with 18-inch alloy wheels, automatic headlights, foglights, dual exhaust outlets, keyless entry, heated power mirrors, cruise control, dual-zone automatic climate control, leather upholstery, heated front seats, an eight-way power driver seat (with two-way power lumbar), a power height-adjustable passenger seat (with manual adjustments), split-folding rear seats, a tilt-and-telescoping leather-wrapped steering wheel and an auto-dimming rearview mirror. Also standard are an 8-inch touchscreen display, a rearview camera, Bluetooth phone and audio connectivity, OnStar emergency communications and a seven-speaker audio system with a CD player, satellite radio, an auxiliary audio jack, an iPod/USB audio interface and Buick's IntelliLink smartphone and voice command integration system. IntelliLink includes a text message feature that reads incoming text messages aloud. Also included is Siri Eyes Free, which gives iPhone users voice control over a range of functions via the Bluetooth microphone. The 2015 Buick Regal comes standard with antilock disc brakes, stability control, front seat side-impact airbags and full-length side curtain airbags.