See also:

Treadwear
The treadwear grade is a comparative rating based on the wear rate of the tire when tested under controlled conditions on a specified government test course. For example, a tire graded 150 ...

Sirius satellite radio
Sirius satellite radio is a recent innovation that allows the listener to experience digital sound quality and to have a greater variety of channels. Use of satellite radio (Sirius) requires a tune ...

For AT models
This light flashes if the vehicle is driven with tires of different diameters fitted on its wheels or with the air pressure excessively low in any of its tires. ...