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2012 BMW 3 Series Sedan: First Look
Competes with: Mercedes-Benz C-Class, Infiniti G37, Audi A4 Looks like: A little bit bigger outside, just a teensy bit bigger inside Drivetrain: 240-hp, 2.0-liter twin-turbocharged inline-four cylin ...

Ignition on
All electrical consumers can operate. The odometer and trip odometer are displayed in the instrument cluster. To save battery power when the engine is off, switch off the ignition and any unnec ...

At a glance
At a glance 1 Air toward the windshield and side windows 2 Air for the upper body 3 Air to footwell 4 Automatic climate control with 2-zone control Automatic climate control with 4-zone control ...