U
U-joints
Universal joints, which are flexible joints used on drive shafts that are composed of two U-shaped yokes that share a common cross-shaped member.
ULEV program
Ultra-low emission vehicle standard; an emissions standard within the LEV program, tighter than the LEV standard.
Under seat storage
A storage console located under a vehicle's seat.
Underbody
The area of a vehicle that is typically not visible from above and that is exposed to the road.
Underhood label ID
A label required by the EPA that is affixed to the underside of a new vehicle's hood to designate its engine family and EPA vehicle test group.
Understeer
A handling characteristic of a vehicle that causes it to turn less sharply than the driver intends because the front wheels are sliding to the outside of the turn.
Underwriter
A company that engages in insurance underwriting. See "Underwriting."
Underwriting
The process of evaluating the risk exposure to a potential insured (or class or category of insureds), whether to accept the risk and offer insurance coverage, and the premium to be charged for that coverage.
Universal remote control
A wireless device that can be programmed to control all aspects of a vehicle's entertainment system.
Universal remote transmitter
An electronic device integrated into a key or key fob that controls a vehicle's remote-operated accessories.
Upholstery
Cloth, leather or synthetic material used to cover a vehicle's seats, door panels, arm rests and headrests.
Up-sized wheels
See "Plus size wheels."
Upside-down
The status of a vehicle loan when the loan amount is greater than the current value of the vehicle.