See also:

Cruise Control System
The cruise control system allows you to program the vehicle to maintain a constant speed without resting your foot on the accelerator pedal. This system is designed to function above approximately ...

Using a child restraint system
For safety reasons, we recommend that the child restraint system be used in the rear seats. WARNING Never place a rear-facing child restraint in the front passenger seat, because of the dang ...

40 MPG POWERTRAIN
Under the hood, the Hyundai Elantra is powered by an all-new 1.8-liter Nu four-cylinder engine with 148 horsepower and 131 lb-ft of torque (145 horsepower and 130 lb-ft of torque for Elantra PZEV) ...